HomeMy WebLinkAboutB11-0309��������������������������������������������������������������������������������������������
TOWN OF VAIL, COLORADOCopy Reprinted on 10-04-2011 at 14:34:11 10/04/2011
Statement
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Statement Number: R110001121 Amount: $93.01 09/Ol/201110:26 AM
Payment Method: Check Init: DR
Notation: CK# 2159
TURNER MORRIS INC
-----------------------------------------------------------------------------
Permit No: B11-0309 Type: COMBINATION BLDG PERMIT
Parcel No: 2101-082-2500-3
Site Address: 122 E MEADOW DR VAIL
Location: VILLAGE CENTER - EYE PIECES
Total Fees: $257.86
This Payment: $93.01 Total ALL Pmts: $257.86
Balance: $0.00
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ACCOUNT ITEM LIST:
Account Code Description Current Pmts
PF 00100003112300 PLAN CHECK FEES 93.01
NOTE: TH/S PERMIT MUST BE POSTED ON JOBSITE AT ALL TIMES
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Town of Vail, Community Development, 75 South Frontage Road, Vail, Colorado 81657
p. 970.479.2139, f. 970.479.2452, inpsections 970.479.2149
COMBINATION BLDG PERMIT Permit #: 611-0309
Job Address: 122 E MEADOW DR VAIL
Location......: VILLAGE CENTER - EYE PIECES
Parcel No....: 210108225003
OWNER VILLAGE CENTER ASSOC
124 WIL�OW BRIDGE RD
VAIL
CO 81657
APPLICANT TURNER MORRIS, INC
5054 MARSHALL STREET
ARVADA
CO 80002
License: C000003178
CONTRACTOR TURNER MORRIS, INC
5054 MARSHALL STREET
ARVADA
CO 80002
License: C000003178
09/01 /2011
09/01/2011 Phone:303-431-1300
09/01/2011 Phone:303-431-1300
Description:
OVERLAY EXISTING TAR AND GRAVEL ROOF WITH A DARK GREYPVC
MEMBRANE AND REINSTALL EXISTING PEAGRAVEL OVER NEW ROOF.
Occupancy:
Type Construction:
Project #:
Applied.....:
Issued. . . :
P RJ 11-0421
09/01/2011
10/04/2011
Valuation: $7,274.00
...................................,..>_.......,,.....,,.,......................... FEE SUMMARY ......,,,.,...._,.......,......,.,,..,...+...,.,,,...,..._.......................
Building Permit -----------> $153.25 Bldg Plan Check ----------> $99.61 Use Tax Fee----------------------> $0.00
Electrical Permit ---------> $0.00 Elec Plan Check -----------> $0.00 Restuarant Plan Review--------> $0.00
Mechanical Permit ------> $0.00 Mech Plan Check ---------> $0.00 Additional Fees--------------------> $0.00
Plumbing Permit --------> $0.00 Plmb Plan Check ---------> $0.00 Recreation Fee--------------------> $0.00
Investigation-----------------------> $0.00
Will Call------------------------------> $5.00
TOTAL PERMIT FEES-------------> $257.86
Payments------------------------------> $257.86
BALANCE DUE-----------------------> $0.00
..� .................................,..,,,,...,..,,,..,,...._..,.........,..,,.,.,,...__..,.....,..,.......«,.............x...==.....,,...,....,,.....<,..._..._.......................,...
DECLARATIONS
I hereby acknowledge that I have read this application, filled out in full the information required, completed an accurate plot plan, and state that all the information
as required is correct. I agree to comply with the information and plot plan, to comply with all Town ordinances and state laws, and to build this structure
according to the town's zoning and subdivision codes, design review approved, International Building and Residential Codes and other ordinances of the Town
applicable thereto.
REQUESTS FOR INSPECTION SHALL BE MADE TWENTY-FOUR HOURS IN ADVANCE BY TELEPHONE AT 970.479.2149 OR AT OUR OFFICE FROM
8:00 AM - :00 PM.
/a -�-�/
S na e wner or Contractor Date
Print Name
combination permit_012811
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.......................»..........,,+,+................:........».....«..+,»...+............+++..............,...........»..........................................»..........».......»».
CONDITIONS OF APPROVAL TO BE MET PRIOR TO FINAL SIGN OFF
Permit #: 611-0309 Address: 122 E MEADOW DR VAIL
Owner: VILLAGE CENTER ASSOC Location:
VILLAGE CENTER - EYE PIECES
................,..,.....»,........,....,...,,..........,.....,.,,,.,..,,......,...,...,........»..........x.....,.�...�....,.,................,.........,,......,,..,.......,,.......
combination permit_012811
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TOWN OF VAIL, COLORADOCopy Reprinted on 10-04-2011 at 14:37:00 10/04/2011
Statement
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Statement Number: R110001276 Amount: $164.85 09/21/201103:54 PM
Payment Method:Credit Crd Init: SAB
Notation: 2639 - SCOTT
CUNNINGHAM
-----------------------------------------------------------------------------
Permit No: B11-0309 Type: COMBINATION BLDG PERMIT
Parcel No: 2101-082-2500-3
Site Address: 122 E MEADOW DR VAIL
Location: VILLAGE CENTER - EYE PIECES
Total Fees: $257.86
This Payment: $164.85 Total ALL Pmts: $257.86
Balance: $0.00
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ACCOUNT ITEM LIST:
Account Code Description Current Pmts
BP 00100003111100 BUILDING PERMIT FEES 153.25
PF 00100003112300 PLAN CHECK FEES 6.60
WC 00100003112800 WILL CALL INSPECTION FEE 5.00
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TOWN OF VAIL, COLORADOCopy Reprinted on 10-04-2011 at 14:35:51 10/04/2011
Statement
��������������������������������������������������������������������������������������������
Statement Number: R110001121 Amount: $93.01 09/Ol/201110:26 AM
Payment Method: Check Init: DR
Notation: CK# 2159
TURNER MORRIS INC
-----------------------------------------------------------------------------
Permit No: B11-0309 Type: COMBINATION BLDG PERMIT
Parcel No: 2101-082-2500-3
Site Address: 122 E MEADOW DR VAIL
Location: VILLAGE CENTER - EYE PIECES
Total Fees: $257.86
This Payment: $93.01 Total ALL Pmts: $257.86
Balance: $0.00
��������������������������������������������������������������������������������������������
ACCOUNT ITEM LIST:
Account Code Description Current Pmts
PF 00100003112300 PLAN CHECK FEES 93.01
1
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*.**..***..*.**.*********,.**********,�**********.*****.************,**,**********************,�*****,*..***********************��**************�*****
REQUIRED INSPECTIONS AND STATUSES
Permit #: B11-0309 Address: 122 E MEADOW DR VAIL
Owner: VILLAGE CENTER ASSOC Location:
VILLAGE CENTER - EYE PIECES
******„*****«*,.,.**************,,,,.,.,*«********�***�,,,.***««****«********,.*.**„**«„««****„*.***,**«***««««******************,.*,,,,.*«****,*****.********.,..
Item: 00090 BLDG-Final
combination permit_012811
TOWN Of
75 South Frontage Road West
Vail, Colorado 81657
vailgov.com
Date: 9/08/2011
Re: 122 East Meadow Drive / 611-0309
��
Dear Mr. Loff,
RESPONSEINSTRUCTIONS
Community Development Department
970.479.2138
970.479.2452 fax
• Submit three complete sets of revised construction documents containing the
requested information with all plan revision items clouded or otherwise identified.
• Please respond in writing to each comment with a response letter addressing
each comment.
BUILDING COMMENTS
/ Architectural Comments:
✓ 1. Plans to be fully dimensional and to scale per Town of Vail submittal
requirements. See attached roof plan.
V
2. Indicate Type of Building construction and proposed roof covering classification.
Reference section 1505.1 IBC. Buildinq is considered commercial/Residental.New roof
to be installed is a UL Class A Roof system. See attached Evaluation reports from UL
and Miami Dade.
3. Description indicates "PVC roof' please clarify materials and the associated ASTM
standard to be used for the installation. Is this a thermoplastic roof system? See section
1507.13 IBC. Provide information on the plans. See attached Evaluation reports from
UL and Miami Dade.
4. Description on permit indicates a flat roof. A minimum of'/4" per foot slope is required
or plans to be designed by a structural engineer to address potential ponding. Roof
meets the required %4"slope to eliminate the pondinq water
�V� �� `°%�
1
SEP 2 1 2011
TOWN OF VAI
5. Show required roof drainage to include secondary drains per section 1503.4 IBC.
See attached
• Roof is slope '/4" per foot to the existinq Drain.
• New Over flow or Secondarv drain per code 1503.4 of The IBC
• Drain/Scupper to be install min of 16' from drain to meet the max 4" pondinq
water requirement
6. Indicate size of drains showing compliance with section 1503.4 IBC and the IPC.
PLANNING COMMENTS
Reviewed and accepted
FIRE COMMENTS
NA
PUBLIC WORKS COMMENTS
1. A right of way permit is required accompanied by a construction staging plan. To be
submitted and approved prior to issuance of a building permit. Contact Leonard
Sandoval at 479-2198. Lenard has met on site and deemed a riaht of way permit is not
required. See attached response.
Sincerely,
Martin A. Haeberle
Chief Building Official
Town of Vail Page2
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MORRIS
R O C F 5 Y S` E nn S
Town Of Vail Response Instructions:
Architectural Comments
5. Show required roof drainage to include secondary drains per section 1503.4 IBC.
Roof ineets the required %"slope to eliminate the ponding water
T
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• Roof is slope %" per foot to
the existing Drain. �
• New Over flow or Secondary
drain per code 1503.4 of The
I BC�
Drain/Scupper to be install min of 16'
from drain to meet the max 4"
ponding water requirement.
COMMERCIAL ROOF SYSTEMS
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R'%"" Vdl Eye �eces
122 Easi Meado.v
Val, CO 81657
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303/431-1300 ONice 5054 Marshall Street Summit County
303/431-6400 Fax Arvada. CO 80002 970-262-1700
REVISOR
1305.1503 SECTION 1503, WEATHER PROTECTION.
130�.1503
Subpart 1. IBC Section 1503.4. IBC Section 1503.4 is amended to read as follows:
1503.4 Roof drainage. Design and installation of roof drainage systems shall comply with
Minnesota Rules, chapter 4715, Minnesota Plumbing Code, and the following provisions:
1. Where required. All roofs shall drain into a separate storm sewer system or to an
approved place of disposal. For one- and two-family dwellings, and where approved,
storm water is permitted to discharge onto flat areas, such as streets or lawns, provided
that the storm water flows away from the building.
2. Roof design. Roofs shall be designed for the maximum possible depth of «�ater
that will pond thereon as determined by the relative levels of roof deck and overflow
��eirs, scuppers, edges, or serviceable drains in combination with the deflected structural
elements. In determining the maximum possible depth of water, all primary roof drainage
means shall be assumed to be blocked.
3. Secondary drainage required. Secondary (emergency) roof drains or scuppers shall
be provided �vhere the roof perimeter construction extends above the roof in such a
manner that water will be entrapped if the primary drains allow buildup for any reason.
4. Separate systems required. Secondary (emergency) roof drain systems shall have
piping and point of discharge separate from the primary system. Discharge shall be above
grade in a location which would normally be observed by the building occupants or
maintenance personnel.
5. Sizing of secondary drains. Secondary (emergency) roof drain systems shall be sized
in accordance with the Minnesota State Plumbing Code. Scuppers shall be sized to
prevent the depth of ponding water from exceeding that for which the roof was designed
as determined by this code. Scuppers shall not have an opening dimension of less than
4 inches (102 inm). The flow through the primary sys*_em shall not be considered when
sizing the secondary roof drainage system.
Subp. 2. IBC Section 1503.41. IBC Section 1 �03.4.1 is deleted in its entirety.
Statutory Authority: MS s 16B.37; 16B.59 to 168. 76; 326B.101 to 3268.194
History: 27 SR 1474; 32 SR 7; L 2007 c 140 art 4 s 61; art 13 s 4; L 2008 c 337 s 64
Posted: Februan° 23, 2009
Copyright �2009 by the Revisor of Statutes, State of Minnesota All Rights Reserved.
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Town Of Vail Response Instructions:
Architectural Comments
Attached are three Roof plans for the area to be addressed.
COMMERCIAL ROOF SYSTEMS
303/431-1300 ONice 505a Marshall Street Summit County
303/431-6400 Fax Arvada. CO 80002 970-262-1700
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MORRIS
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Town Of Vail Response Instructions:
Architectural Comments
2. Indicate Type of Building construction and proposed roof covering classification. Reference
section 1505.1 IBC
Building is a commercial/Residential. Existing roof system is an App
Modified roof with pea gravel ballast.
New roof to be installed is an UL Class A roof system See the attached
Evaluation Report from Miami Dade and Underwriters Laboratories.
COMMERCIA� ROOF SYSTEMS
303/431-1300 ONice 5054 Mar5ha11 Street Summit County
303/431-6400 Fax Arvada, CO 80002 970-262-1700
��W�R�4�
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BFST RO��C
-^: Daro-las+Roofing, Inc.
Duro-Last Roofing, Inc.
Worid Headquarters
525 Mortey Drive
Saginaw, Michigan 48601
Ph: (800) 248-0280
Fax: (800) 432-9331
Miami-Dade County, Florida
Metro-Dade Flagler Building
MIAMI•DIADE 140 West Flagler Street, Suite 1603
Miami, Florida 33130-1563
�:�; : �� Ph: (305) 375-2901
Fax: (305) 375-2908
Duro-Last Roofing, Inc. has been issued the following Notices of Acceptance (NOA) by the Miami-Dade
County Product Control Division and is accepted by the Board of Rules and Appeals (BORA). These are
to be used in Miami-Dade County and other areas where allowed by the Authority Having Jurisdiction
(AHJ).
• Duro-Last Single Ply PVC roof systems over recover decks
• NOA No.: 03-0108.01 — Miami-Dade County, Florida
• Expires 8/22/07
• Duro-Last Single Ply PVC roof systems over wood decks
. NOA No.: 02-1291.01 — Miami-Dade County, Florida
. Expires 8/22/07
• Duro-Last Single Ply PVC roof systems over concrete decks
. NOA No.: 02-0710.01 — Miami-Dade County, Florida
• Expires 8/22/07
• Duro-Last Single Ply PVC roof systems over steel decks
• NOA No.: 02-0710.02 — Miami-Dade County, Florida
• Expires 8/22/07
• Duro-Last Single Ply PVC roof systems over poured gypsum decks
• NOA No.: 02-0710.05 — Miami-Dade County, Florida
• Expires 8/22/07
• Duro-Last Single Ply PVC roof systems over cemetitous wood fiber decks
• NOA No.: 02-0710.06 — Miami-Dade County, Florida
• Expires 8/22/07
• Duro-Last Single Ply PVC roof systems over lightweight concrete decks
• NOA No.: 02-0710.07 — Miami-Dade County, Florida
• Expires 8/22/07
If you have any questions regarding these listings or would like to receive a copy of these NOA's, contact
either Duro-Last Roofing, Inc. or the Miami-Dade Product Approval Office. You can also download copies
of these listings, in their entirery, from the DuraLast website at www.duralast.com.
Page 10 of 10 Evaluation Report Na. NER-227
Table 3 - (Continued)
SUMMARY OF CLASSIFIED ROOF ASSEMBLIES
MEMBRANE:
ATTACHMENT
EXISTING
DECK TYPE:
Deck Incline:
Slip Sheet:
ATTACHMENT:
DECK TYPE:
Deck Incline:
Base Sheet:
Cap Sheet:
Coating:
Surfacing:
ATTACHMENT
MAINTENANCE AND REPAIR SYSTEMS
CLASS B ASSEMBLIES
Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
MECHANICALLY FASTENED
Class B built-up roofing system smooth surFace covered with slip sheet
Combustible deck with minimum 15/32-inch (11.9 mm)thick sheathing
1:12
As listed in UL Roofing Materia/s and Systems Dir�ctory 2002
MECHANICALLY FASTENED
Combustible deck with minimum 15/32-inch (11.9 mm)thick sheathing
No limitations
As listed in UL Roofing Materials and Systems Di�ctory 2002
As listed in UL Roofing Materia/s and Systems Directory 2002
As listed in UL Roofing Materials and Systems Directory 2002
No. 11 roofing granules embedded in the wet coating at 50 Ib per 100 ft�
MECHANICALLY FASTENED
EXISTING Class A, B, or C mineral or smooth surFaced asphalt felt roofing; single-ply (modified bitumen) roofing; or Class
A, B, or C asphalt organic felt or glass fiber mat shingles covered with slip sheet
DECK TYPE: Combustible deck with minimum 15/32-inch thick sheathing
Deck Incline: No limitation
Slip Sheet: I As listed in UL Roofing Materials and Systems Directory 2002
MEMBRANE:
ATTACHMENT:
EXISTING
DECK TYPE:
Deck Incline:
ATTACHMENT:
EXISTING
DECK TYPE:
Insulation
MAINTENANCE AND REPAIR SYSTEMS
CLASS A, B, or C ASSEMBLIES
Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
MECHANICALLY FASTENED
Class A, B, or C, Classification to be retained, to be covered with membrane
Combustible deck with minimum 15/32-inch (11.9 mm) thick sheathing
Varies up to 2:12
MECHANICALLY FASTENED
Class A, B, or C built-up smooth surtace, cap sheet, or gravel surfaced, gravel shall be maintained at 4 Ib/ft�
(19.5 kg/m2), existing classification to be retained
Combustible deck with minimum 15/32-inch (11.9 mm) thick sheathing
As listed in UL Roofing Materia/s and Systems Directory 2002
Notes to Table 3:
1. All materials included in the descriptions above are to be listed in the Underwriters Laboratories Inc. UL Roofing Materials and
Systems Directory 2002.
2. Refer to Undervvriters Laboratories Inc. assemblies for additional information related to the installation of materials.
Page 9 of 10 Evaluation Report No. NER-227
Table 3 — (Continued)
SUMMARY OF CLASSIFIED ROOF ASSEMBLIES
�
MEMBRANE:
EXISTING
DECK TYPE:
Deck Incline:
ATTACHMENT:
EXISTING
DECK TYPE:
Deck Incline:
Separation Sheet:
ATTACHMENT:
EXISTING
DECK TYPE:
Deck Incline:
Slip Sheet:
ATTACHMENT:
EXISTING
DECK TYPE:
Deck Incline:
Slip Sheet:
ATTACHMENT:
EXISTING
DECK TYPE:
Deck Incline:
Insulation:
ATTACHMENT
EXISTING
DECK TYPE:
Deck Incline:
ATTACHMENT
EXISTING
DECK TYPE:
Deck Incline:
Slip Sheet:
ATTACHMENT
EXISTING
DECK TYPE:
Deck Incline:
Barrier Board:
Insulation:
MAINTENANCE AND REPAIR SYSTEMS - (Continued)
CLASS A ASSEMBLIES
Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
Class A covered with membrane
Combustible deck with minimum of 3/4-inch (19 mm) thick sheathing
1/4:12
MECHANICALLY FASTENED
Class A, B, or C gravel surfaced, which shall be maintained at 4 Ib/ft (19.5 kg/mZ)
Combustible deck with minimum of 15/32-inch (11.9 mm)thick sheathing
1 /4:12
As listed in UL Rc�efing Mat�rials and Systems Directory 2002
MECHANICALLY FASTENED
Class A, B, or C Built-up Roofing system, smooth surface, covered with slip sheet
Combustible deck with minimum of 15/32-inch (11.9 mm) thick sheathing
3/4:12
As listed in UL Roofing Materia/s and Systems Directory 2002
MECHANICALLY FASTENED
A) Class A, B, or C mineral or smooth surfaced asphalt felt roofing system; B) Single-ply (modified bitumen) roof
system; C) Class A, B, or C asphalt organic felt or glass fiber mat shingles covered with slip sheet
Combustible deck with minimum 15/32-inch (12..6 mm) thick sheathing
No limitation (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
MECHANICALLY FASTENED
Class A smooth or gravel surfaced asphalt felt roofing system, gravel shall be maintained at 4 Ib/ft�
Combustible deck with minimum 15/32-inch (12..6 mm) thick sheathing
Varies up to 2:12 (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
MECHANICALLY FASTENED
Class A, B, or C roof (smooth or granular surfaced cap sheet, shingles, or modified bitumen single ply) covered
with Yrinch (12.7 mm) (minimum) thick gypsum board mechanically fastened
Combustible deck with minimum 15/32-inch (11.9 mm) thick sheathing
No limitation (1/4:12 minimum)
MECHANICALLY FASTENED
Insulated or uninsulated ballasted single ply membrane, ballast removed and covered with slip sheet
Noncombustible
Varies up to 3:12 (1/4:12 minimum)
As listed in UL Roofing Materia/s and Systems Directory 2002
MECHANICALLY FASTENED
Class A, B, or C built up roofing system, smooth surface, cap sheet, or gravel surface (which can be removed)
Noncombustible
Varies up to 2:12 (1/4:12 minimum)
As listed in UL Roofing Materia/s and Systems Directory 2002
As listed in UL Roofing Materia/s and Systems Diroctory 2002
(Table 3 Continues on Ne� Page)
Page 8 of 10 Evaluation Report No. NER-227
Table 3 — (Continued)
SUMMARY OF CLASSIFIED ROOF ASSEMBLIES
MEMBRANE:
ATTACHMENT:
DECK TYPE:
Deck Incline:
Insulation:
Slip Sheet:
ATTACHMENT:
DECK TYPE:
Deck Incline:
Insulation:
Slip Sheet:
CLASS B ASSEMBLIES — (Continued)
Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
MECHANICALLY FASTENED
Noncombustible
Varies up to 3:12 (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Dir�ctory 2002
As listed in UL Roofing Materials and Systems Directory 2002
MECHANICALLY FASTENED
Noncombustible
No limitations (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materials and Systems Dirtsctory 2002
CLASS C ASSEMBLIES
MEMBRANE: Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
ATTACHMENT: MECHANICALLY FASTENED
DECK TYPE: Combustible deck —15/32-inch (11.9 mm) thick plywood or OSB sheathing
Deck Incline: Varies up to 3:12 (1/4:12 minimum)
Insulation: As listed in UL Roofing Materials and Systems Directory 2002
MAINTENANCE AND REPAIR SYSTEMS
CLASS A ASSEMBLIES
MEMBRANE:
ATTACHMENT
EXISTING
DECK TYPE:
Deck Incline:
Insulation:
Barrier Board:
ATTACHMENT:
EXISTING
DECK TYPE:
Deck Incline:
ATTACHMENT:
EXISTING
DECK TYPE:
Deck Incline:
Insulation:
ATTACHMENT:
Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
MECHANICALLY FASTENED
Class A, B, or C covered with new barrier board
Combustible deck with minimum 15/32-inch (12..6 mm) thick sheathing
Varies up to 3:12 (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
Gypsum board, 1/2-inch minimum
MECHANICALLY FASTENED
Class A gravel surfaced
Noncombustible
Varies up to 3:12 (1/4:12 minimum)
MECHANICALLY FASTENED
Class A, B, or C covered with insulation
Noncombustible
1/4:12
As listed in UL Roofng Materials and Systems Directory 2002
MECHANICALLY FASTENED
(Table 3 Continues on Next Page)
BOARD OF
BUILDING AND SAFETY
COMMISSIONERS
WILLIAM J. ROUSE
PRESIDENT
EFREN ABRATIQUE, P.E.
VICE-PRESIDENT
MARSHA L. BROWN
ILAN ISRAELY
JAVIER NUIVEZ
Duro-Last, Inc.
525 Morley Drive
Saginaw, Michigan 48601
CITY OF LOS ANGELES
CALIFORNIA
F� A
� • °,�
� ��
�� �
�fl`1$�
JAMES K. HAHN
MAYOR
RESEARCH REPORT: RR 24824
(CSI # 07540)
DEPARTMENT OF
BUILDING AND SAFETY
201 NORTH FIGUEROA STREET
LOS ANGELES, CA 90012
ANDREW A. ADELMAN, P.E.
GENERAL MANAGER
RAYMOND CHAN
EXECUTIVE OFFICER
BASED UPON ICC EVALUATION
Attn: Todd Fritz SERVICE LEGACY REPORT NO. NER-227
(800) 248-0280
REEVALUATION DUE DATE:
May l, 2007
GENERAL APPROVAL - Reevaluation - Duro-Last Single Ply Membrane for Class A
Roofing.
DETAILS
The Duro-Last Single Ply Roofing is approved when in compliance with the description,
identification and conditions of use in Legacy Report No. NER-227, dated April 1, 2003, of the
ICC Evaluation Services. That report, in its entirety, is attached and made a part of this general
approval subject to the following conditions:
1. The Duro-Last Single Ply Roofing shall be applied over existing roof surfaces with slope
limitations as listed in NER report except that "incline limitation" shall mean a maximum
5:12 slope.
2. Reroofing applications shall comply with Section 91.1516 of the 2002 Los Angeles City
Building Code. Where spaced sheathing exists, a minimum 15/32" thick plywood shall
be installed prior to roofing installation.
3
4
Re-roofing over existing wood shakes and shingles is not allowed.
The above roof system cannot be applied over an existing fire-rated roof/ceiling
assembly.
RR 24824
Page 1 of 2
LADBS 6-5 (Rev. 9/04) AN EQUAL EMPLOYMENT OPPORTUNITY - AFFIRMATIVE ACTION EMPLOYER
Page 12 of 12 ESR-1660
No:e ": ��/4-1nc� qap requ�red Cetwe-^ sectVO�s c' Dcro -L�s:
:erminotion bor.
No:e 2� A wooC �c�er is requ�red if 1-inc�+ o� insu�a;ior. cr qreater
:s;.setl. Too of wood nciler to De flush w�th top of ��sulotion.
Fos;eners usetl to attoch wooC noiters shali be specetl �o gre�:er
:^�cr 18-��ch¢4 0� Cente�.
TERMINATION BAR
• i�C—�.!1C�' `CSC-:a DQr_ --._
� ,�.�4' -i^.C'� `�SC�C GOVC!
�ii����� ♦���i��ii
i � i � i! �! �! �! �! �! i! i!i! �! �! �! �! �! � � i
note t� �!!<-��c': gaA 'eq4�re� betwten sect�ons of Ouro-lest
(asr.c �cr
Note 2: n wooa na:!e� :�s requ:re� ;t �-fncn of :nsu'�c:�o� or 9reater
is .:sec. 'o� d wood ne�fe• .o be ftusR with ;op of ingulat+on.
Fasterrs �sec to ottacr woo� noiters sha!I be spoced �o greoter
tnon ' 8-�^^�es on cen;e•. 'he tcsc�c system �s no; ;o be
�^.s:c�!ea .,.. .. c;.cve'/wote� stoc.
1'l�" FASCIA BAR W/COVER
Stainless steel band
?y��ce: +e�t pipe.� po,Rioned 1/4-ineh
� trom the top of the
stadc flashing
�:C:nle55
scee bo^�
�A Our^-tiast
� ,�� 1'- pre�oCnw:ee ve�t
p j stock tlosn�ng.
R?:;t��qu:c• :e^.e'rci c-
_as:e� �� r��.,
-�ncnea
ar ceoter. ,� ..
,,
}-�!IL�1li . � .
1 .. }
�' , i�
�1 .
� t�=1/
=L �
�.^.5:
�r�'p�f :G;tC
CUS:CT CV L
�_�n.�l`g.
y ��.k �
Ne;z t Fe.•me!e. �cs±e�.�rG o`. ;^-.e tleu ^�e^�•.^e w. :e :-e
somc 'aste^;cG pctte-f� as tae �:e�," ^+e�^e�c^e. -r _
Incceso^� .eMe•. anC �o +ess t�a^� o�e 'cste�e� pe• see
40'.E 2' u� 'G���+�C:'O� cC• :O 'eve c fr,s:er.� ' �ncr Tax
t•om eac^ :a�ne.
CURB - TERMINATION BAR
�uro- _os: pretc�r ca:ec ��cve'� Sto.
with fcc,pry we�ceC SR�-!. --
Fcscen Gr�ve+ Stop --, `
8- ncnes o^ cen� - I ,�
+ +
t�. .� ..+....t
+ ? ` t ` + i
Oeck
�aster ;c ^:o�d ---� ('`
r^:emrone �� o�cce.
�o:e t�. A 1-�nch g0� �BGuireC 7e'weer 5ecc.:r�s o` .��0=�a5t
Greve' S;OQ.
No.e 2: A woodnoiier �s reCwrec �' 1-�nch of ��.nsulotion or grccte-
's used. Top of wocC ^ailer to be f usr w�:h top of :nsuiatio�.
�CStf'1C'�5 �SEtl fo CCtCCh wOOC �O�!8�S 5^.0 be SDCC@C ^..
yrec;er tnon '8-�nc�es o^ �e�'e�
2" GRAVEL STOP
Pre!cbricoted
meto� copi^g.
Curo-�ast prefobricoteC
parape: wa�i 'csning.
Reter to de:a:l fi010 for
tac spacing.
�«� �� �� � �,�
�� r
Naie 7 Rertrove 2xiSiing ICetl fl35hing the! m2y be fn5IeI1CA On �¢t00i - - -- -
applicatans
Note 2: Membrane attacfimem arourW the penetraiion will be the same as t�e Ceck
deck membrane. max t&inches on center, antl a mininum one platelfastener
perflashmq.
STANDARD PIPE STACK CAP FLASHING WITH CLIPS
FIGURE 1—TYPICAL INSTALLATION DETAILS
Page 11 of 12
ESR-1660
TABLE 7—ATTACHMENT METHODS FOR FULLY ADHERED MEMBRANE (Continued)
DECK Insulation Coverboard ADHESIVE ALLOWABLE FASTENER
Type Fastener� Rate Type Fastene� Rate UPLIFT DESIGN
Reference Reference CAPACITY VALUE (Ib�
(Ibf/ft�) (For Existing
See Table 3B Decks)
One or more layers 36 2 ft/ None N/A N/A WB II -37.5 75
mm. 1.0-inch-thick fastener
ACFoam II or
ACFoam Recover
One or more layers �oose laid N/A Min. Y.-inch- 3B
min. 1.5-inch-thick thiq�
ACFoam II or DensDeck or
ACFoam III DensDeck
Prime
One or more layers Loose laid N/A Min. Y.-inch- 3B
min. 1.5-inch-thick thick
ACFoam I I or DensDeck or
ACFoam III DensDeck
Prime
One or more layers Loose laid N/A Min. '/rinch- 3B
min. 1.5-inch-thick thidc
ACFoam II or DensDecic or
ACFoam III DensDeck
Prime
One or more layers Loose laid N/A Min. 5/�-inch- 3B
min. 1.5-inch-thick thidc
ACFoam il or DensDeck or
ACFoam III DensDeck
Prime
One or more layers Ashland YZ in. wide None N/A
Concrete min.1.5-inch-thick Pliodeck ribbons
�Continued) ACFoam II Insulation spaced
Adhesive 12 in. o.c.
One or more layers Hot asphalt 25 Ibs/sq. None N/A
min. 1.5-inch-thick
ACFoam II
One or more layers Hot asphalt 25 Ibs/sq. None N/A
min. 1.5-inch-thick
ACFoam II
One or more layers Hot asphalt 25 Ibs/sq. None N/A
min. 1.5-inch-thick
ACFoam II
One or more layers Insta-Stik '/. to1- Min. '/rinch Insta-Stik
min.1.0-inch-thick Roofing inch Geotgia Roofing
Plymouth Foam EPS Adhesive beads Pacfic High Adhesive
or Insulfoam EPS spaced Density Roof
12" o.c. Fiberboard
or Knights-
Celotex High
Density
Wood
Fiberboarcl
Min. Y.-inch-thick Insta-Stik '/. to1- None N/A
DensDeck Roofing inch
Adhesive beads
spaced
12-inch
o.c.
2ft�/ IWBIIorSBI
fastener
2.67ft/ IWBIIorSBI
fastener
3.2ft/ IWBIIorS61
fastener
4 ft� / I WB II or S6 1
fastener
�5.0 90
-30.0 80
-30.0 96
-30.0 120
WA WB II or SB I �5.0
WA WB II or SB I �5.0
N/A WB I -75.0
N/A SB II -37.5
'/.to1- SBIorSBll
inch
beads
spaced 12
inches
o.c.
N/A I WB I
-30.0
-37.5
N/A
N/A
N!A
N/A
N/A
►1/c1
Tectum3 None N/A N/A Min. Y,-inch Insta-Stik '/. to1-inch WB II -150.0 N/A
thick Roofing beads
Securock Adhesive spaced 12
inches
o.c.
r SI: 1 inch = 25.4 mm, 1 Ibf/ftZ= 47.88 Pa, 1 Ibf = 4.4 N, 1 sq = 100 ft�of roofing.
,�II assemblies in Table 4B of this report are Gassified as follows. Refer to Table 1 B of this report for other classified systems.
! Non-Combustible Deck: Class A at 2:12 slope with SB I and SB II Adhesives or Class B at 2:12 slope with WB I or WB II adhesives.
! Combustible Deck with min. Y.-inch DensDeck between deck and insulation: Class A at 2:12 slope with SB I and SB II Adhesives or Class B at 2:12
slope with WB I or WB II adhesives.
ZSee Table 2 for fastener type.
'The design of the Tectum deck is not part of this evaluation report. An ICGES report and design calculations for the Tectum deck must be submitted to
the code official.
Page 10 of 12
TABLE 7—ATTACHMENT METHODS FOR FULLY ADHERED MEMBRANE
ES R-7 660
DECK Insulation Coverboard ADHESIVE ALLOWABLE FASTENER
Type Fastene� Rate Type Fastene� Rate UPLIFT DESIGN
Reference Reference CAPACITY VALUE (Ib�
(Ibflit2) (For Existing
See Table 36 Decks)
One or more layers 1 B 2 ft/ None N/A N/A WB I or -45.0 90
min. 1.5-inch thick fastener SB I
ACFoam II or
ACFoam III
One or more layers 1 B 2 flZ / None N/A WA SB II -37.5 75
min. 1.5-inch thick fastener
ACFoam II or
ACFoam I11
Min. '/.-inch One or more layers 1 B 4 ft/ None N/A N/A SB I -45.0 180
plywood or min. 1.�inch thick fastener
min. 2-inch ACFoam II or
wood plank ACFoam III
or min. 22 One or more layers 1 B 4 ft� I None N/A WA SB II -37.5 150
ga., Grade 33 min. 1.5-inch thick fastener
steel ACFoam II or
ACFoam III
One or more layers 1 B 4 ft/ None N/A WA WB 1 -45.0 180
min. 1.�inch thick fastener
ACFoam III
One or more layers 1 B 2 ft/ None N/A N/A WB II -37.5 75
min. 1.0.inch thick fastener
ACFoam II or
ACFoam Recover
One or more layers Loose laid N/A Min.'/.-inch- 1 B 2 ft�/ WB II or �5.0 90
min. 1.5-inch thick thick fastener gg �
ACFoam II or DensDeck or
ACFoam III DensDeck
Prime
One or more layers Loose laid N/A Min. '/.-inch- 1 B 2.67 ft! WB II or -30.0 80
min. 1.5-inch thick thidc fastener SB I
Min.'/.-inch ACFoam II or DensDeck or
plywood or ACFoam I11 DensDeck
min. 2-inch Prime
wood piank
or min. 22 One or more layers Loose laid N/A Min. '/rinch- 1 B 3.2 ft/ WB II or -30.0 96
ga., Grade 33 min. 1.5-inch thick thidc fastener gg �
steel ACFoam I I or DensDeck or
ACFoam III DensDeck
Prime
One or more layers Loose laid N/A Min. 5/�-inch- 1 B 4 ft/ WB II or -30.0 120
min. 1.5-inch thick thick fastener gg �
ACFoam II or DensDeck or
ACFoam III DensDeck
Prime
One or more layers 3B 2 ft! None N/A WA WB I or SB I -45.0 90
min. 1.5-inch-thick fastener
ACFoam II or
ACFoam III
One or more layers 36 2 ft2 / None N/A N/A SB II -37.5 75
min. 1.5-inch-thick fastener
ACFoam II or
ACFoam III
One or more layers 36 4 ft/ None N/A WA SB I -45.0 180
Concrete min.1.5-inch-thick fastener
ACFoam II or
ACFoam III
One or more layers 36 4 ftZ/ None N/A N/A SB II -37.5 150
min. 1.5-inch-thick fastener
ACFoam II or
ACFoam tll
One or more layers 3B 4 ft� / None N/A WA WB I �5.0 180
min. 1.rinch-thick fastener
ACFoam I11
Page 9 of 12
TABLE f�ATfACHMENT METHODS FOR MECHANICALLY ATTACHED MEMBRANE
ESR-1660
DECK' LAP TYPE FASTENER SPACING (inches) ALLOWABLE UPLIFT FASTENER DESIGN
REFERENCEZ Tab Tab Fastener CAPACITY (IbfH'�) VALUE (Ib�
Width Spacing Spacing See Table 3A (For Existing Decks)
Min.'/.-inch Standard 1A 3 57 18 -30.0 214
plywood or min. Standard 1A 3 60 12 -30.0 150
2-inch wood Standard 1 A 3 27 18 -45.0 152
plank
Standard 1A 3 57 12 -45.0 214
6
(Fastener
Min. 79/�-inch line
plywood or min. Standard 1C 6 57 located -52.5 125
2-inch wood 2.7-inch
plank from tab
edge)
Hybrid 1B 6 57 6 -52.5 125
Standard 2A 3 57 18 -30.0 214
Min. 22 ga. Standard 2A 3 60 12 -30.0 150
Grade 33 steel Standard 2A 3 27 18 �5.0 152
Standard 2A 3 57 12 �5.0 214
Standard 2A 3 60 18 -30.0 225
Standard 2A 3 60 12 -45.0 225
Standard 2A 3 84 6 �5.0 158
Standard 2A 3 120 6 -52.5 263
Standard 2A 3 28 18 -52.5 184
Min. 22 ga. Hybrid 2B 6 57 6 -52.5 125
Grade 80 steel
Hybrid 26 6 84 6 -52.5 185
Standard 2C 3 84 6 �0.0 210
Standard 2A 3 28 12 -75.0 175
Hybrid 2B 6 120 6 $2.5 413
Hybrid 2B 6 57 6 -105.0 249
Standard 3A 3 57 18 -30.0 214
Standard 3A 3 60 12 -30.0 150
Standard 3A 3 27 18 �5.0 152
Standard 3A 3 57 12 �5.0 214
Standard 3A 3 84 6 �5.0 158
Concrete
Hybrid 3B 6 57 12 -52.5 249
Hybrid 36 6 84 6 -52.5 184
Standard 3C 3 84 6 -60.0 210
Hybrid 36 6 120 6 -82.5 413
Hybrid 36 6 57 6 -105.0 249
Standard 4A 3 57 9 -30.0 1p7
Standard 4A 3 60 6 -37.5 95
Tectum or Standard 4A 3 57 6 -45.0 1p7
exisGng gypsum Standard 4A 3 60 4 �5.0 75
Standard 46 6 57 6 �5.0 107
Hybrid 4B 6 57 6 �0.0 143
E�dsting Standard SA 6 57 6 �5 107
lightweight
concrete Hybrid 5A 6 57 6 -60 143
For SI: 1 inch = 25.4 mm,1 Ibf/ft�= 47.88 Pa, 1 Ibf = 4.4 N.
'For steel deck use of ASTM A 653 or A 1008, Grade 33 or Grade 80, as noted.
ZSee Table 2 for fastener type.
Page 8 of 12 ESR-1660
TABLE �MEMBRANE FASTENERS'
FASTENER REFERENCE DECK MATERIAL FASTENER TYPE STRESS PLATE
�q Duro-Last #14 HD Fastener Duro-Last Poly-Plates
� g New or e�asting woodZ Duro-Last #14 HD Fastener Duro-Last 3-inch Metal Plates
�C Duro-Last #15 Fastener Duro-Last 2.4-inch Barbed Seam Plate
2P, Duro-Last #14 HD Fastener Duro-Last Poly-Plates
2g New or epsting steel3 Duro-Last #15 Fastener Duro-Last 3-inch Metai Plates
2C Duro-Last #15 Fastener Duro-Last 2.4-inch Barbed Seam Plate
3A Duro-Last Concrete Screw or Nail Duro-Last Poly-Plates
3g New or existing concrete` Duro-Last Concrete Screw or Nail Duro-Last 3-inch Metal Plates
3C Duro-Last Concrete Screw or Nail Duro-Last 2.4-inch Barbed Seam Plate
4A New or ewsting Tectum or Duro-Last NTB Magnum Spin Weld Plate
qg ebsting gypsums Duro-Last Liquid Fastener None
5A Existing lighlweighs Duro-Last Liquid Fastener None
insulating concrete
For e�sting roof decks, fasteners shall be field-tested for withdrawal resistance perfortnance. A qualfied design professional shall review the data for
comparison to the fastener design value for the system and submit a report to the code official.
ZFasteners shall be of sufficient length to penetrate a minimum'h-inch plywood sheathing or embed a minimum of 1-inch into dimensional lumber.
'Fasteners shall be of sufficient length to peneVate a minimum'/.inch through the steel dedc.
`Concrete decks shall have minimum 28-day compressive strength of 3000 psi (20.7MPa). Fasteners shall be of sufficient length to embed a minimum
of 1-inch into concrete substrates. Pilot holes in concrete substrates shall be'/rinch deeper than the fastener embedment.
SFasteners shall be of sufficient length to embed a minimum of 2 inches into the Tectum, gypsum or lightweight insulating concrete deck.
TABLE 4—UPLIFT CAPACITY FOR ALLOWABLE LOCATIONS FOR MECHANICALLY
ATTACHED INSULATION AND MEMBRANE (h = 40 FEE�
UPLIFT CAPACITY ALLOWABLE LOCATIONS UPLIFT CAPACITY ALLOWABLE LOCATIONSZ
(Ibf/ft�) Exposure Category Max. Wind Speed (mph) ��bf��� Exposure Category Max. Wind Speed (mpl
B 120 B 170
! 30 C 105 ! 67.5 C 150
D 90 D 145
B 130 B ���
! 37.5 C 110 ! 75 C 150
D 105 � � �
B 150 B 170
! 45 C 125 ! 82.5 C 170
p 110 D 150
B 150 B 170
! 52.5 C 130 ! 90 C 170
D 125 � � �
g 17p B 170
! 60 C 145 ! 105 C 170
D 130 D 170
For SI: 1 inch = 25.4 mm, 1 Ibf = 47.88 Pa.
'For mechanically attached insulation and membrane, allowable IocaGons are based on field roof areas (Zone 1). The fastener density shall be
increased at edge sUips and end zones, as defined in Section 6 of ASCE 7 and as required by the IBC. The increase shall be determined by a qualfied
design professional and a report must be submitted to the code official.
ZAllowable locations are based on a maximum roof height of 40 feet. For other roof heights refer to IBC.
'! means greater than or equal to.
TABLE �UPLIFT CAPACITY FOR ALLOWABLE LOCATIONS FOR BONDED
INSULATION WITH FULLY ADHERED MEMBRANE (h = 40 FEE�
UPLIFT CAPACITY ALLOWABLE LOCATIONS UPLIFT CAPACITY ALLOWABLE LOCAT10NS2
(Ibf/ft�) EXpo$ure Category Max. Wind Speed (mph) (Ibf/ft� Exposure Category Max. Wind Sp
B 85 B 110
! 37.5 C N/A ! 67.5 C 90
D WA D 90
B 90 B 120
! 45 C N/A ! 75 C 105
D N/A D 90
B 100 B 125
! 52.5 C 85 ! 82.5 C 110
D WA D 100
B 110 B 130
! 60 C 90 ! 90 C 110
D 85 D 105
For SI: 1 inch = 25.4 mm, 1 Ibf = 47.88 Pa.
'For fully adhered systems, Allowable locations are based on comer zones (Zone 3).
ZAllowable locations are based on a maximum roof height of 40 feet. For other roof heights refer to IBC.
'! means greater than or equal to.
Page 7 of 12 ESR-1660
'TEM DUROLAST CLA:
SYSTEM
NO.
56 39 A
57 42
58 46
A
A
TABLE 1—MECHANICALLY A7TACHED MEMBRANE ROOFING CLASSIFICATION (Continued)
SUBSTRATE�' I MAX. I EXISTING ROOF
SLOPE
For SI: 1 inch = 25.4 mm, 1 pcf =16.018
� '/�:12 None
. 3:12 None
dble '/2:12 None
, 1 sq. ft. = 0.093 m2, 1 gal/100 sq
BARRIER, INSULATION AND/OR COVERBOARD
Barrier Insulation'•x6 Coverboard" or
Coversheet
Two layers Elk Versashield
FB-1 S
None
None
= 0.41
thickness, UL �None
polyisocyanurate
(except EPS or wood
fiberboard)
(Optional) Any Min. '/; inch
thickness UL Classfied DensDeck
Min. 1-inch UL Leggett 8 Platt
Classified Nova Rollout
'New insulated or noninsulated roof systems may be installed over epsting noninsulated roof systems provided the resulting classfication is taken as the lower of
the new or existing roof dassification.
ZNoncombustibie deck system classfications are permitted for use over combustible decks when minimum'/,-inch DensDeck or DensDeck Prime is applied directly
over the combustible deck or directly over the insulation with all joints in the barrier of coverboard staggered 6 inches from plywood joints.
'Noncombustible substrates include structural concrete, lightweight concrete, gypsum and steel.
`All foam plastic insulation must be UL Classified foam plastic, and must be limited to the maximum thickness in accordance with Section 5.5 of this report or the
maximum thickness in accordance with this table, whichever is less.
SUniess otherwise noted, polyisocyanurate insulation shall be Type II in accordance with ASTM C1289.
gUnless othervvise noted, the top insulation layer (insulation or coverboard) shall be presecured with four fasteners per board for a board having any dimension > 4
feet and two fasteners per board for a board having a maximum dimension of 4 feet.
'Foam plastic insulation is permitted to be installed over a steel deck without a thermal barrier when an ICC-ES evaluation report on the spec�c foam plastic insulation
allowing direct to metal deck applications is provided for approval of the code official. See Sections 5.3 and 5.4 of this report for conditions of use.
°Unless othervvise specified, the barrier, insulation, coverboard, coversheet, membrane adhesive and membrane must be UL Classified for roofing system application.
:M DUROLAST CLA
SYSTEM NO.
I 3 A
! 4 A
i 7 A
TABLE 2�ULLY ADHERED MEMBRANE ROOFlNG CLASSIFICATION
SUBSTRATE�' I MAX. � EXISTING I BARRIER, INSULATION AND/OR COVERBOARD MEMBRANE
SLOPE ROOF garrier Insulation`•6•6 Coverboard` or Coversheet� �HESIVE
For SI: 1 inch = 25.4 mm, 1 pcF =16.018
2'/2:12 None
2:12 None
2'/Z:12 None
None I,4nythickness, UL IMin.'/Z inch high-densitywood WB I
None
None
, 1 sq. ft. = 0.093 mZ, 1 gal/100 sq. ft. _
iy thickness, AUas AC None
iam II
iythickness, UL Min.'/; inch DensDeck Prime
assified polyisocyanurate in hot asphalt
hot asohalt
•1J17
WB I
'New insulated or noninsulated roof systems may be installed over existing noninsulated roof systems provided the resulting classification is taken as the lower of
the new and epsting roof classification.
ZNoncombustible deck system classifications are permitted for use over combustible decks when minimum'/; inch DensDeck or DensDeck Prime is applied directly
over the combustible deck or directly over the insulation with all joints in the barrier of coverboard staggered 6 inches from plywood joints.
'Noncombustible substrates include structural concrete, lightweight concrete, gypsum and steel.
`AII foam plastic insulation must be UL Classified foam plastic, and must be limited to the mabmum thickness in accordance with Section 5.5 of this report or the
maximum thickness in accordance with this table, whichever is less.
SUnless othervvise noted, polyisocyanurate insulation shall be Type II in accorclance with ASTM C 1289.
BUnless othervvise noted, the top insulation layer (insulation or coverboard) shall mechanically fastened.
'All assemblies in Table 7 are classified as follows. Refer to Table 2 for other classfied systems.
• Noncombustible deck: Class A at 2:12 slope with SB I and SB II adhesives or Class B at 2:12 slope with WB I or W6 II adhesives.
• Combustible deck with min. '/,-inch DensDeck between deck and insulation: Class A at 2:12 slope with SB I and SB II adhesives or Class B at 2:12 slope with
WB I and WB II adhesives.
°Foam plasGc insulation is pertnitted to be installed over a steel deck without a thertnal barrier when an ICC-ES evaluation report on the spec�c foam plastic insulation
allowing direct-to-metal-deck applications is provided for approval of the code official. See Sections 5.3 and 5.4 of this report for conditions of use.
°Unless othervvise specified, the barrier, insulation, coverboard, coversheet, membrane adhesive and membrane must be UL Classified for roofing system application.
Page 6 of 12 ESR-1660
TABLE 1—MECHANICALLY ATTACHED MEMBRANE ROOFING CLASSIFICATION (Continued)
ITEM DUROLAST CLASS' SUBSTRATE;' MAX. EXISTING ROOF BARRIER, INSULATION AND/OR COVERBOARD
SYSTEM SLOPE Barrier Insulation`��` Coverboard'
NO. Coversheet `
35 12 A Noncombustible 2'/2:12 None None My thickness Rmax None
Multi-Max
36 12 A Combus6ble 2:12 Class A, B or C BUR, (If gravel is removed) Min. Plymouth Ultra-Fold None
smooth surface, cap '/Z inch Type X gypsum or TPM
sheet or gravei- min. '/; inch DensDeck or
surfaced (gravei may DensDeck Prime
be removed)
37 13 A Combustible 2:12 Class A smooth or None Amocor PB6, PB6W, None
gravel-surfaced BUR PG38, PG39 or Duro-
(gravel maintained at Fold
400 Ibs/sq.)
38 13 B Combustible 2:12 None Min. two layers Elk None None
Versashield Underlayment
39 14 B Combustible 2:12 None Min. one layer Elk None None
Versashield Underlayment
40 14 A Combustible 1'/2:12 None Min.'/2 inch Type X gypsum (Optional) Any None
or min.'/; inch DensDeck or thickness AUas
DensDeck Prime ACFoam II or Rmax
Multi-Max
41 15 B Combustible 1'/Z:12 None One layer Elk Versashield None None
FB-2S
42 17 A Noncombustible 3:12 None None Any thidcness, UL Min. 1'/2 inch
Classified polystyrene Atlas ACFoam III
43 18 A Noncombusitble 3:12 None None Any thickness, Atlas None
ACFoam II
44 20 A Noncombustible No limit None None My thickness, UL One layer Atlas
Classified polystyrene FR10 or min.'/;
inch DensDec�
DensDedc Pri
45 21 A Combustible No limit None Four layers AUas FR10 None None -
46 22 A Noncombustible 1:12 None None Carpenter Insulation None
Foamfold
47 24 A Combustible 3:12 None Min.'/; inch DensDeck None None
48 25 A Noncombustible 2:12 None None Any thickness, Hunter None
H-Shield
49 26 A Noncombustible 2:12 None None Plymouth Ultra-Fold None
TPM
50 27 A Combustible 2:12 None Min.'/Z inch Type X gypsum Plymouth UIVa-Fold None
or min. '/; inch DensDeck or TPM
DensDeck Prime
51 34 A Noncombustible 1:12 None None Anythidcness, None
Firestone ISO 95+GL
52 35 A Combustible 2:12 None Two layers Elk Versashield None None
Underlayment
53 36 A Combustible '/4:12 None Two layers Elk Versashield My thickness, UL None
Underlayment or Elk Classified
Versashield FB-2S polyisocyanurate
(except EPS)
54 37 A Combustible '/.:12 None Three layers Elk Versashield Any thickness, UL None
FB-1 S Classified
polyisocyanurate
[except EPS or wood
fiberboard (No. 39
only)]
55 38 A Combustible '/.:12 None One or more layers Elk Min. 1-inch Rmax None
Versashield FB-1S UlVamax
�
Page 5 of 12 ESR-1660
TABLE 1—MECHANICALLY ATTACHED MEMBRANE ROOFING CLASSIFICATION (Continued)
'TEM DUROLAST CLASS' SUBSTRATEz' MAX. EXISTING ROOF BARRIER, INSULATION AND/OR COVERBOARD
SYSTEM SLOPE
NO. BeMe� Insulation`•6•° Coverboard° or
Coversheet
16 3 A Noncombustilbe '/�:12 Class A, 8 or C roof None (Optional) Any (Optional) Any
thickness, Atlas thickness wood
ACFoam II fiber
17 4 B Combustible 2:12 None UL Classified Class C (Optional) Any None
mineral-surfaced roll roofing thickness glass fiber
followed by two layers Atlas
FR10
18 4 A Min.'/; inch '/,:12 Class A roof None None None
P�Y�'o�
19 4 Per Noncombustibie '/2:12 Class A, B or C roof None Min. 1-inch UL Leggett 8 Platt
existing (Gassification retained) Classfied Nova Rollout
roof
polyisocyanurate
20 4 A CombusGble '/,:12 None Four layers Adas FR10 (Optional) Any None
thickness glass fiber,
Atlas ACFoam II or
Rmax Multi-Max
21 5 A Noncombustible No limit None None None None
22 5 B Noncombustible 3:12 None None Any thickness, Rmax None
Muiti-Max
23 5 A Combustible '/4:12 Class A, B or C gravel One layer ASTM D 226, type None None
surtace roof with gravel I I, or D 4601, type I I felt,
at 400 Ibs/sq Atlas FR10, Amocor P14,
P64 or PB6, min.'/Z inch
wood fiber or min. '/,-inch
DensDeck or DensDeck
Prime
24 6 A Combustible '/,:12 Class A, B or C Two layers Atlas FR10 None None
- smooth surfaced BUR
'-5 8 A Combustible 2:12 None UL Classfied Class C (Optional) Any None
mineral-surtaced roll roofing thickness glass fiber
followed by four layers Atlas
FR70
26 8 A Combustible 1:12 Class A gravel surface None Carpenter Insulation None
roof with gravel at 400 Foamfold
Ibs/sq
27 9 A Combustible No limit Class A, B or C roof Min. '/z inch Type X gypsum None None
or min. '/; inch DensDeck or
DensDeck Prime
28 9 A Combustible No limit None None Anythickness, UL Min.'!Z inch Type
Classfied polystyrene X gypsum or min.
or polyisocyanurate '/,-inch DensDeck
or DensDeck
Prime
29 9 B Noncombustible No limit None None Any thickness, AUas One layer Atlas
ACFoam II FR50
30 10 A Noncombustible 1:12 None None Min. 1-inch-thick AUas None
ACFoam II
31 10 A Noncombustible 3:12 Insulated or non- One layer Atlas FR10 or Elk None None
insulated ballasted Versashield 1S or min.'/;
single ply membrane inch DensDeck or DensDeck
with or without ballast Prime
removed
32 10 B Combustible 1:12 None One layer Atlas FR10 or min. Min. 2-inch Atlas None
'/; inch DensDeck or ACFoam II, Firestone
DensDeck Prime ISO 95+GW or Rmax
Multi-Max FA
33 11 B Combustible 1:12 None One layer Atlas FR50 None None
34 11 A Noncombustible No limit None None Any thickness, UL One layer Atlas
Classfied polystyrene FR10 or min.'/,-
inch DensDeck or
DensDeckPrime
Page 4 of 12 ESR-1660
TABLE 1�IIIECHANICALLY ATTACHED MEMBRANE ROOFING CLASSIFICATION
ITEM DUROLAST CLASS' SUBSTRATE�' MAX. EXISTING ROOF BARRIER, INSULATION AND/OR COVERBOARD
SYSTEM SLOPE Barrier Insulation`•5•` Coverboard'
NO. Coversheet
1 1 A Combusfible '/,:12 Class A, B or C roof Min.'/2 inch Type X gypsum (Optional) Any (Optional) Any
or min.'/; inch DensDeck or thickness, Atlas thickness wood
DensDeck Prime ACFoam II fiber
2 1 B Combustible 1:12 Class B smooth One layer ASTM D 226, type None None
surface BUR II, or D 4601, type II felt,
Atlas FR10, Amocor P14,
P64 or P66, Carpenter
Foamfold, min.'/Z inch wood
fiber, min.'/; inch DensDeck
or DensDeck Prime or 3-mil
polyethylene film
3 1 B Combustlble '/,:12 None Two layers AUas FR10 (Optional) Any None
thickness glass fiber
q 1 A Combustible 3:12 None Min.'/Z inch Type X gypsum (Optional) Any (Op6onal) Any
or min.'/; inch DensDeck or thickness, Atlas thickness wood
DensDeck ACFoam II fiber
5 1 C Combustible 1:12 None One layer AUas FR10 or min. (Optional) Any None
'/; inch DensDeck or thickness, Atlas
DensDeck Prime ACFoam II or Rmax
Multi-Mau
6 1 A Combustible '/4:12 Class A, B or C roof Min.'/Z inch Type X gypsum (Optional) Any Min. 1-inch wood
or min.'/; inch DensDeck or thickness, UL Classified fiber
DensDeck Prime polystyrene
7 1 Per Combustible 2:12 Class A, B or C roof None None None
existing (Gassfication retained)
roof
g 1 A Combustible 3:12 None Min.'/Z inch Type X gypsum (Optional) Any Min. 1-inch wood
or min. '/; inch DensDeck or thickness, UL Class�ed fiber
DensDeck polystyrene
g 2 A Noncombustible 3:12 Class A gravel s�rface None None None
roof
10 2 A Noncombustible 3:12 None None (Optional) Any (Opdonal) My
thickness, Atlas thickness wood
ACFoam II fiber
11 2 A Noncombustible 3:12 None None (Optional) Any Min. 1-inch wood
thickness UL Classfied fiber, min.'/; inch
polystyrene. DensDeck or
DensDeck Prime
or Atlas FR10
12 2 Per Combustible 2:12 Class A, B or C roof None None None
existing (Gassfication retained)
roof
13 3 A Noncombustible '/.:12 Class A, B or C roof None (Optional) Any Min. 1-inch wood
thickness UL Classified fiber, min.'/; inch
polystyrene. DensDeck or
DensDeck Prime
or Atlas FR10
14 3 B Combustible No limit None UL Classified Class C None None
mineral-surfaced roll roofing
followed by two layers Atlas
FR10
15 3 Per Combustible 2:12 Class A, B or C BUR, None Plymouth Ultra-Fold None
existing smooth surface, cap TPM
�f sheet or gravel
surfaced with gravel at
400 Ibs/sq.
(classification retained
Page 3 of 12 ESR-1660
applicable code. In the event of a conflict between the
manufacturers published installation instructions and
this report, this report shall govem.
5.2 The roof covering system shall be installed by
applicators authorized and trained by Duro-Last, Inc.
5.3 For applications where foam plastic insulation is installed
directly over a steel deck, an ICC-ES evaluation report
recognizing the specificfoam plastic insula6on fordirect-
tasteel-deck applications shall be required.
5.4 Foam plastic insulation shall be separated from the
interior of the building by an approved thermal barrier in
accordance with IBC Section 2603.4.1.5, except for
installations in accordance with Section 5.3 and
Footnote 7 to Table 1 and Footnote 8 to Table 2.
5.5 Foam plastic insulation, where used, shall bearthe label
of an approved agency indicating that the foam plastic
has a flame-spread index of not more than 75 when
tested at the maximum thickness intended for use in
accordance with ASTM E 84, subject to the approval of
the code official.
5.6 The allowable wind uplift loads in Tables 6 and 7 are for
the roof covering system only. The deck and framing to
which the system is attached shall be designed for the
applicable components and cladding wind loads in
accordance with the tBC.
5.7 Wind uplift pressure on any roof area, including edge
and comer zones, shall not exceed the allowable wind
uplift pressure for the system installed in that particular
roof area.
5.8 Duro-Last membranes are manufactured in Saginaw,
Michigan; Grants Pass, Oregon; Jackson, Mississippi;
and Sigoumey, lowa, under a quality control program
with inspections by Underwriters Laboratories Inc. (AA-
668).
6.0 EVIDENCE SUBMITTED
6.1 Data in accordance with the ICC-ES Acceptance Criteria
for Membrane Roof-covering Systems (AC75), dated
June 2005.
6.2 Data in accordance with ASTM D 4434.
6.3 Data in accordance with ASTM D 6754.
6.4 Data in accordance with ASTM D 6878.
7.0 IDENTIFICATION
The DuraLast Fire-retardant Roof Covering System
components (membrane, fasteners and adhesives) described
in this report shall be identifed with a label indicating the
manufacturer's name (DuraLast Roofing, Inc.), the product
type, the name of the inspection agency (Underwriters
Laboratories Inc.) and the evaluation report number (ESR-1660).
l� ESR-1660
■�{S �EPORTTM Issued May 1, 2006
This report is subjecf to re-examination in one year.
ICC Evaluation Service, Inc.
www.icc�s.org
s�� o�oe # s�so wa� n�e �o�a. wr,n�. c�� soso� #��) ess-0sas
rtegio�l oflioe # soo Morfidair Road. suBe q eimu�rn, aabema 352�s #(205> �s80o
Regionai Offioe # 4051 West Flossmoor Road, CouMry Gub Hills, Illinas 60478 #(708) 799-2305
DIVISION: 07-THERMAL AND MOISTURE PROTECTION
Section: 0754�Thermoplastic Membrane Roofing
REPORT HOLDER:
DURO-LAST ROOFING, INC.
525 MORLEY DRIVE
SAGINAW, MICHIGAN 48601
(800) 248-0280
www.duro-last.com
enqineerinq�duro-last.corn
EVALUATION SUBJECT:
DURO-LAST FIRE-RETARDANT ROOF COVERING
SYSTEMS
1.0 EVALUATION SCOPE
Compliance with the following code:
2003 Intemational8uilding Code� (IBC)
Properties evaluated:
# Roof covering classification
# Weather resistance
# Wind resistance
# Impact resistance
2.0 USES
Duro-Last Fire-retardant Roof Covering Systems are
classified, single-ply membrane roofing systems installed over
combustible or noncombustible roof decks.
3.0 DESCRIPTION
3.1 General:
Duro-Last Fire-retardant Roof Covering Systems consist of
optional foam plastic insulation and/or barrier layers and a
single-ply roof covering membrane. See Tables 1 and 2 for
roof classifications and Tables 4 through 7 forwind-resistance
requirements.
3.2 Material:
3.2.1 Duro-Last Membranes: The Duro-Last membrane is
a nominally 40-, 50-, or 60-mil-thick (1.0, 1.2 or 1.5 mm),
single-ply roof covering membrane having a 35-ounce-per-
square-yard (1187 g/m2), weft-inserted, polyester-base fiber
mat laminated with a thermoplastic film. The membrane is
produced with 3- or 6-inch (76 or 152 mm) tabs continuous
along the length of the membrane and spaced every 120, 84,
60, 57, 28, 27 or 25 inches (3048, 2133, 1524,1448, 711, 686
or 635 mm) along the width for mechanical attachment
purposes. The roof covering is supplied in 64-inch-wide (1.63
m) rolls, which are fabricated into one-piece membrane sheets
up to a maximum size of 3000 square feet (279 m2).
3.2.2 Insulation: Polyisocyanurate and polystyrene rigid
cellular foam plastic thermal insulation specified in Tables 1
and 2 shall comply, respectively, with ASTM C 1289 orASTM
C 578. Insulations used as coverboards inGude wood fiber
board in accordance with ASTM C 208, and DensDeck and
DensDeck Prime manufactured by Georgia Pacific
Corporation.
3.2.3 Barrier Layer and Separator Sheets: Barrier layer
materials and separator sheets (which include DensDeck and
DensDeck Prime) shall be as specified in Tables 1 and 2.
3.2.4 Fasteners and Stress Plates: Fasteners and stress
plates used to attach barrier layer materials, insulation boards
and the roof covering membrane shall be corrosion-resistant.
Substrate, fastener and plate combinations shall be as
outlined in Table 3.
3.2.4.1 Duro-Last #14 HD Fasteners: Fasteners shall be
#14 diameter, corrosion-resistant, threaded fasteners with drill
or pinch points and P-3 truss heads.
3.2.4.2 Duro-Last #15 Fasteners: Fasteners shall be #15
diameter, corrosion-resistant, threaded fasteners with drill
points and P-3 truss heads.
3.2.4.3 Duro-Last Concrete Screws: Screws are corrosion-
resistant, dual-threaded fasteners with pinch points and #3
square drive truss heads.
3.2.4.4 Duro-Last Concrete Nails: Nails are corrosion-
resistant roofing fasteners having 0.22-inch-diameter (5.6 mm)
shanks; they are of various lengths and have flat top pan
heads.
3.2.4.5 Duro-Last Poly-Plate: A 2-inch-diameter (51 mm)
polycarbonate plate having ten prongs on the underside that
extend down 0.26 inch (6.6 mm), and a centrally located
0.245-inch-diameter (6.22 mm) hole.
3.2.4.6 Duro-Last Insulation Plate: A 3-inch-diameter (76
mm) polypropylene plate with a recessed, centrally located,
0.28-inch-diameter (7.1 mm) hole.
3.2.4.7 Duro-Last 3-inch Metal Plate: A 3-inch-square (76
mm), 0.24-inch-thidc (6.1 mm) galvalume plate with a centrally
located, 0.25-inch-diameter (6.4 mm) hole.
3.2.4.8 Duro-Last 2.4-inch Barbed Metal Plate: A 0.038-
inch-thick (0.97 mm), 2.4-inch-diameter (61 mm) galvalume
plate.
3.2.4.9 NTB Magnum Fastener: The fastener is a one-
piece, glass-reinforced nylon fastener with a 0.75-inch (19.1
mm) diameter and a double 0.375-inch (9.1 mm) hex recess.
The fastener has two intemal galvanized wires and a plastic
plunger. When the plunger is seated, the wires extend out
from the side ports on the fastener shank and curl up for
F-$ REPORTS° �e no! to be construed as representing aesthetres or mry other athibutes no! spec�cdly addressed, nor are they to be conshved as mi �
endorsement ojfhesubject ojthe repoit or a recammendation jor its use. Thne ts no xinrmtry by /CCEvaluation Service, Inc., espress or implied as to artyfiiding �
or other matter in this report, or as to airy product covrred by the report.
��.,.er/�w�
�� ��
Copyright � 2006 Paga 1 of 12
Page 2 of 12 ESR-1660
assisting in anti-backout. The fastener is available with either
a 1-inch- (25.4 mm) or 2-inch-diameter (51 mm) head.
3.2.4.10 Spin Weld Plates: Two-inch-diameter (51 mm)
amorphous nylon plates having a 0.23-inch-deep (5.8 mm),1-
inch-diameter (25.4 mm) recess in the plate center and a 3/;
inch-diameter (19.1 mm), centrally located hole, and sixteen
spikes on the underside. The Spin Weld Plate is for use with
the NTB Magnum fastener with 1-inch-diameter (25.4 mm)
head.
3.2.4.11 Liquid Auger Fastener: The fastener is a
composite nylon and fiberglass fastener/plate system with a
modified perforated hollow shank to allow epoxy injected into
the shank to seep into the surrounding decking material.
3.2.5 Adhesives:DuraLastadhesivesmustnotbethinned.
Adhesives used to secure Duro-Last Membrane are as
follows:
3.2.5.1 Duro-Last SB 1 Adhesive: A solvent-based bonding
adhesive for adhering Duro-Last membrane to the approved
substrate. SB I Adhesive is applied to each surface at 1.5
gal/square/surface (5.68 L). The membrane is applied and
broomed into place after the adhesive is dry to the touch.
3.2.5.2 Duro-Last SB II Adhesive: A solvent-based bonding
adhesive for adhering Duro-Last membrane to the approved
substrate. SB II Adhesive is applied to each surface at 2.0
gal/square/surface (7.57 L). The membrane is applied on to
the wet adhesive and broomed into place.
3.2.5.3 Duro-Last WB I Adhesive: A water-based bonding
adhesive for adhering Duro-Last membrane to the approved
substrate. WB I Adhesive is applied to each surface at 0.5
gal/square/surface (1.9 L). The membrane is applied and
broomed into place after the adhesive is dry to the touch.
3.2.5.4 Duro-Last WB II Adhesive: Awater-based bonding
adhesive for adhering Duro-Last membrane to the approved
substrate. WB II Adhesive is applied to the substrate only at
0.7 gal/square/surface (2.65 L). The membrane is applied on
to the wet adhesive and broomed into place.
3.2.5.5 Duro-Last Tab Sealer 4725: A solvent-based
contact-bonding agent for use in the Hybrid lap fastening
method for the mechanically attached membranes. See
Section 4.2.2.
3.2.6 PerimeterFlashing:Duro-Lastfasciasystems,gravel
stop edging and drip edge edging are fabricated from rigid
exterior vinyl and metal two-piece composite and snap-on
metal.
3.3 Impact Resistance:
The Duro-Last Fire-retardant Roof Covering Systems
described in this report comply with requirements for impact
resistance in accordance with FM 4470.
4.0 INSTALLATION
4.1 General:
Installation of Duro-Last Fire-retardant Roof Covering Systems
shall complywith this reportand the manufacturer's published
installation instructions. The manufacturer's published
installation instructions shall be available at the jobsite at all
times during installation. Substrates shall be free of standing
water, gross irregularities and sharp projections. The
insulation shall be tightly butted and fastened to the substrate
using fasteners and plates noted in Section 3.2.4 and Table 3.
See Figure 1 for typical installation details.
For systems using mechanically attached Duro-Last
membrane, insulation boards shall be attached to the
substrate using two fasteners for insulation boards that have
no dimension measuring more than 4 feet (1219 mm), and
using four fasteners for insulation boards having any one
dimension measuring more than 4 feet (1219 mm).
For systems using fully adhered Duro-Last membrane,
insulation boards shall be attached in accordance with Table
7 of this report.
4.2 Mechanically Attached Membrane:
For mechanically attached Duro-Last membrane, the
membrane shall be rolled out on the substrate and
mechanically attached to the roof deck through the slip sheet,
insulation, barrier board and/or e�sting roof covering, if
present, using fasteners and stress plates as noted in Section
3.2.4 and Table 3. The fasteners shall be placed along and
through the fastening tabs. See Table 6 for fastener and lap
details. The two lap types are as follows:
4.2.1 Standard: Standard lap consists of fastener/plate
placement in the 3-inch- or 6-inch-wide (76 mm or 152 mm)
preformed tabs. Unless otherwise noted, fastener placement
shall be through the centerline of the tab width.
4.2.2 Hybrid: Hybrid lap consists of fastener/plate
placement in the 6-inch-wide (152 mm) preformed tabs.
Unless othervvise noted, fastener placement shall be through
the centerline of the tab width. Prior to the pulling of the
membrane for the next lap, Duro-Last Tab Sealer 4725 shall
be applied (see Section 32.5.5) over the tab membrane and
to the underside of the overlying membrane (two-sided
application) at an appro�umate rate of 30 ft2/gal/side. Care
shall be used to avoid wrinkles and air pockets.
4.3 Fully Adhered Membrane:
Forfullyadhered Duro-Last membrane, the prefabricated roof
section is positioned over the area to be covered. The roof
section is folded back onto itself to expose half of the roof
area to be covered by that section. Adhesive is applied in front
of the fold along its length in accordance with Section 3.2.5 of
this report. Care must be taken not to apply more of the
adhesive than can be covered prior to the adhesive setting up.
The top layer of inembrane is lifted and, starting at the fold, a
stifi squeegee or broom is used to push the membrane into
the adhesive. Care shall be used to avoid wrinkles and air
pockets. As each new roof section is added, the adjacent
sheets are overlapped a minimum of 3 to 6 inches (76 mm or
152 mm), with care taken to avoid contamination of the
membrane where seams will be welded together.
4.4 Seam Welding:
After the membrane is fastened or bonded, sheets shall be
welded (heat-fused) together using hot air supplied by either
a handheld or self-propelled welder. Each membrane sheet is
overlapped the adjacent sheet 3 to 6 inches (76 mm to152
mm). Field welds shall be a minimum of 1'/2 inches (38 mm)
wide. The welded seam shall be checked for continuiry and
integrity.
4.5 Vents, Parapets, Protrusions and Edge Details:
All vents, parapets, protrusions and edge details shall be
flashed in accordance with Duro-LasYs published installation
instructions. Flashing shall be attached to the deck, as noted
in Figure 1, with the same fasteners used to attach the
membrane. See Table 3 for fastener requirements. The
fasteners shall be spaced as noted in Figure 1.
5.0 CONDITIONS OF USE
The Duro-Last Fire-retardant Roof Covering Systems
described in this report comply with, or are suitable altemates
to that specified in, those codes listed in Section 1.0 of this
report, subject to the following conditions:
5.1 Installation shall comply with this report, the
manufacturers published installa6on instructions and the
Page 7 of 10 Evaluation Report No. NER-227
Tabie �
SUMMARY OF CLASSIFIED ROOF ASSEMBLIES
�
MEMBRANE:
ATTACHMENT:
DECK TYPE:
Deck Incline:
Insulation:
Base Sheet:
Barrier Board:
Slip Sheet:
ATTACHMENT
DECK TYPE:
Deck Incline:
Insulation:
Barrier Board:
Base Sheet:
Slip Sheet:
ATTACHMENT:
DECK TYPE:
Deck Incline:
Insulation:
Vapor Barrier:
ATTACHMENT:
DECK TYPE:
Deck Incline:
Insulation:
MEMBRANE:
ATTACHMENT
DECK TYPE:
Deck Incline:
Insulation:
Slip Sheet:
ATTACHMENT
DECK TYPE:
Deck Incline:
Insulation:
Base Sheet:
Slip Sheet:
CLASS A ASSEMBLIES
Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
MECHANICALLY FASTENED
Combustible deck with minimum 15/32-inch (11.9 mm) thick sheathing
Varies up to 3:12 (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materials and Systems Directory 2002
MECHANICALLY FASTENED
Combustible deck with minimum 15/32-inch (11.9 mm) thick sheathing
No limitation (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materials and Systems Dinectory 2002
As listed in UL Roofing Materia/s and Systems Directory 2002
MECHANICALLY FASTENED
Noncombustible
Varies up to 3:12 (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materia/s and Systems Directory 2002
MECHANICALLY FASTENED
Noncombustible
No limitation (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
CLASS B ASSEMBLIES
Duro-Last (PVC) 35 to 50 mil membrane including white, gray, and tan colors for all roof applications
MECHANICALLY FASTENED
Combustible deck with minimum 15/32-inch (11.9 mm) thick sheathing
Varies up to 3:12 (1/4:12 minimum)
As listed in UL Roofing Materia/s and Systems Directory 2002
As listed in UL Roofing Materials and Systems Directory 2002
MECHANICALLY FASTENED
Combustible deck with minimum 15/32-inch (12..6 mm)thick sheathing
No limitation (1/4:12 minimum)
As listed in UL Roofing Materials and Systems Directory 2002
As listed in UL Roofing Materia/s and Systems Directory 2002
As listed in UL Roofing Materials and Systems Directory 2002
(Table 3 Continues on Next Page)
Page 6 of 10 Evaluation Report No. NER-227
i a�le 1
FASTENERS' FOR INSULAT�c�N eNn n�iQn_� ACT �ACUOOwu�
nv�es zo � aoie �:
1. Stress distribution plates for the fasteners shall be the Duro-Last Poly-Plate which is a 2 inch (51 mm) diameter
polycarbonate plate.
2. Minimum of No. 14 diameter screws shall penetrate a minimum of No. 22 gauge deck, a minimum of 1 inch (25.4
mm).
3. Minimum of 28 day compression strength, 3,000 psi ( 143 kN/mZ).
4. Minimum of No. 14 diameter screws shall embed in deck a minimum of 1 inch (25.4 mm).
5. Minimum of No. 12 diameter screws shall embed a minimum of 1 inch into the deck.
6. Minimum of No. 14 diameter screws shall protrude a minimum of 1-inch (25.4 mm) beyond the minimum 3/4 inch
(19.1 mm) plywood deck or embed into a 1 inch (25.4 mm) thick deck.
7. Glass fill fasteners shall penetrate a minimum of 1.5 inch (38.1 mm) from top of the deck.
F C���F. L
FASTENER SPOCiNr
notes to i adie z:
1. Fasteners shall comply with Tabi�_ � of this report.
2. In jurisdictions where the Uniform Building Code is used, the table is limited to maximum 90-foot-
high buildings in areas having a maximum basic wind speed of 80 miles per hour in areas
designated as Exposure B or C.
Page 5 of 10 Evaluation Report No. NER-227
Product Evaluation Listinp
1_0 SUBJECT
2.0 PROPERTY FOR WHICH
EVALUATION IS SOUGHT
3.0
4.0 INSTALLATION
5.0 IDENTIFICATION
6.0 EVIDENCE SUBMITTED
7.0 CONDITIONS OF USE
�� � �
s.
7,� _
�
.
Re-Issued April 1, 2003
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7.5 Insulations under roof coverings are limited to those specified in this report
and shall not have a flame-spread index of over 75 when tested in
accordance with ASTM E84 (except flame spread of non-foam plastic
insulations shall be limited to 25 in jurisdictions using the Uniform Buildin�
Code). Additionally, the edge or face of each piece of foam plastic insulation
shall bear the label of an approved quality control agency containing the
manufacturer's and/or distributor's identification, model number, serial
number or definitive information describing the product or material's
performance characteristics. Evaluation of the flame spread data and
manufacturers quality control program ofthe specificfoam plastic insulation
is outside the scope of this evaluation report.
7.6 The interior of the building shall be separated from the foam plastic
insulation material, if used, by a thermal barrier in accordance with the
applicable code. When plywood decks are used as an altemative to thermal
barrier requirements, they shall be not less than �5i32 inch (12.0 mm) in
thickness, bonded with exterior glue and be supported on all edges by
blocking, tongue-and-groove joints, or other approved edge support. In
areas covered by the Uniform Building Code, the minimum plywood deck
thickness used to satisfy thermal barrier requirements shall be �i2 inch (12.7
mm).
7.7 In addition to following the minimum fastening requirements of the manufac-
turers specifications, the fastening system shall also be checked for
compliance with this report. Fasteners used to attach the membrane shall
conform with Tabie_1 and fastener spacings shall conform with :t"ans v 2. The
required design wind pressure shall be determined for each portion of the
building roof in accordance with the applicable code. Fastener pattems shall
be selected to provide an allowable pressure (Pd) greater than or equal to
the wind pressure established by the applicable code.
7.8 Complete details and specifications indicating the entire roof assembly sha'
be submitted to the code official at the time of permit application. Thes�.
documents shall include, as a minimum, this information: rype, thickness,
and width of inembrane; structural roof deck material rype and thickness;
type, size, and thickness of foam plastic underlayment insulation; method
of attachment of foam plastic to roof deck; and flashings at membrane
penetrations and terminations. The roof inembrane assembly shall also
include allowable fastener and plate types, spacing of fasteners, insulation
type and thickness, and attachment method and all other details specified
in the FMRC Product Approva/ Guide and the UL Roof Covering Materials
Directory for the particular roof assembly being used.
7.9 Field pullout tests shall be conducted on proposed membrane fasteners in
accordance with Duro-Last, Inc.'s installation requirements. The required
capaciry shall be that required by Duro-Last, Inc.'s installation requirements,
but shall not be less than:
[2 x tab spacing x fastener spacing along tabs x allowable design
pressure noted in Tabi� 2].
7.10 This report is subject to periodic re-examination. For information on the
current status of this report, consult the Product Evaluation Listin_q or
contact the ICC-ES.
Page 4 of 10 Evaluation Report No. NER-227
6.16 Report of accelerated weathering test (ASTM G53) conducted by the Q-
Panel Company, dated August 30, 1990, signed by Patrick J. Brennan.
6.17 Quality control manual, dated October 20, 2002 signed by representatives
Product Evaluation Listin� of Undervvriters Laboratories Inc. and Duro-Last Inc..
6.18 Test Report on Duro-Last Mechanically Attached Roof Cover (Altemate
Formulation) for Class 1 Insulated Deck Roof Constructions from Factory
Mutual Research, in accordance with FMRC Standard 4470 and FMRC
1.0 SUBJECT Simulated Hail Damage Test, Report No. J.I. 2Z9A8.AM, dated March 21,
— 1996
2_0 PROPERTY FOR WHICH
EVALUATION IS SOUGHT
3_0 DESCRIPTION
4_0 INSTALLATION
5_0 IDENTIFICATION
6_0 EVIDENCE SUBMITTED
7.0 CONDITIONS OF USE
Re-/ssued April 1, 2003
6.19 Test Report on Duro-Last Roof Cover with 5-Foot Tab Spacing and Duro-
Last HP System, for Class 4470 from Factory Mutual System, Report No
4D6A4.AM, dated August 30, 1999.
6.20 Approval Testing of Altemate Fastening Pattems with DuraLast Roof Cover
from Factory Mutual Research, Report No. FMRC JI 3005604, dated Nov-
ember 18, 1999.
6.21 Roof Perimeter Flashing Systems for A. 1-3/4 inch Fascia System (Bar #
1568 and Cover #1569), B. 4 inch Fascia System (Bar #1571 and Cover
#1572), C. 2 inch Gravel Stop Edging (# 1226), D. 4 inch Gravel Stop Edging
(#1587), E. 2 inch Drip Edge Edging (#1220), F. 4 inch Drip Edge Edging
(#1583) from Factory Mutual Research, Report No. FMRC J.I. OY4A8.AM,
dated January 30, 1995.
6.22 Underwriters Laboratories Inc. listing cards.
6.23 Report on Roofing Systems Under the Classification Program, from Under-
writers Laboratories Inc., File R19115, Project No. 99NK19413, dated
August 12, 1999.
6.24 Duro-Last� Roofing, Inc. Mechanically Attached Information, from Duro-
LastO Roofing, Inc., pages 1 to 10, revised dated November 1, 1999.
6.25 Underwriter's Laboratories Inc. follow-up Service Procedure, File F10128,
dated October 4, 2002.
7.0 CONQiT10NS OF USE
The National Evaluation Service Committee finds that the Duro-Last Fire-
retardant Roof Covering Systems described in this report comply with or are
acceptable altematives to the methods and products specified in �cX�
**
' � and the 1997
Uniform Building Code, and subject to the following conditions:
7.1 The roof covering system shall be installed by applicators licensed and
trained by Duro-Last, Inc.
7.2 The material and installation shall comply with this report and the manufac-
turer's installation instructions Guideline Speci�cation for Architects,
Engineers, Contractors, and Owners, dated November 1, 1999.
7.3 Where moderate or heavy foot traffic occurs for maintenance of equipment
or is otherwise necessary, the roof covering shall be adequately protected
to prevent rupture or wearing of the surface. In these areas, the membrane
shall be protected by the use of compatible roof walkway pads.
7.4 If the roof covering systems described in this report are installed over
fireresistance rated roof-ceiling assemblies, fire test results or other
substantiating data shall be made available to the building official to show
�;:� � � �.::: . , - ..
,� ��, ; that the required fireresistance is not reduced. An evaluation of fireresist-
ance rated assemblies is outside the scope of this report.
**DELETED BY CITY OF LOS ANGELES
Page 3 of 10 Evaluation Report No. NER-227
Product Eva/uation Listin_q
1_0 SUBJECT
2.0 PROPERTY FOR WHICH
EVALUATION IS SOUGHT
3_0 DESCRIPTION
4.0 INSTALLATION
5.0 IDENTIFICATION
6_0 EVIDENCE SUBMITTED
6.2
6.3
Repo�t of impact (Federal 101-B), water-vapor transmission (ASTM E96),
seam strength (ASTM D751), carbon arc (ASTM G23), xenon arc (ASTM
G26), accelerated conditioning (ASTM E838), freeze/thaw (TTM-425) and
tensile, tear and elongation (ASTM D751) tests, submitted by Rich Stamper
Technical Manager, Diversitech General, under the cover of a letter, date�
July 24, 1985.
Report of Factory Mutual roofing tests conducted in accordance with the FM
simulated wind-uplift tests by Factory Mutual under Report Numbers J.I.
1 H3AO.AM dated September 6, 1984, J.I. 1 J4A7.AM dated April 8, 1985,
1 X8A8.AM dated November 1, 1993 and 3Y5A6.AM dated March 10,1995,
May 9, 1996, November 18, 1999, and August 30, 1999.
6.4 Report of uplift test performed in accordance with UL 1897 by Underwriters
Laboratories Inc., File R10128, dated July 28, 1994.
6.5 Report of fire-retardant roofing test (UL Standard No. 790) conducted by
Underwriters Laboratories Inc. under File No. R10128, dated February 28,
1983; March 7, 1983; April 3, 1984; June 21, 1985; March 11, 1988;
October 26,1988; May 18,1989; July 7,1989; September 27,1989; August
18, 1992; June 23, 1993; November 23, 1993; January 5, 1994 and July 1,
1994; and File No. R15206; dated February 22, 2000; dated January 10,
1994; December 9, 1996; September 17, 1998; December 14, 1998;
December 16, 1998; and August 12, 1999. (Note that the December 9,
1996, the September 17, 1998, and the December 16, 1998 reports are UL
Listing Cards.)
6.6 Report of accelerated-weathering tests (ASTM G26) conducted by Ramtech
Laboratories, Inc., Laboratory No. 7552-85, dated February 5, 1986.
6.7 Details conceming the Duro-Last fastener and wind-uplift data verifying
7.0 CONDITIONS OF USE fastener tab spacing of 27 inches on center under the cover of a letter,
- dated March 17, 1986, prepared by John Greko, Director of Technical
Services, Duro-Last Roofing, Inc.
Re-Issued April 9, 2003
6.8 Report of tests conducted in accordance with FM 4470/4450, prepared by
Factory Mutual Research, Report No. 1 MOA4.AM, dated January 22, 1986,
signed by L.N. D'Angelo.
6.9 Letter prepared by Factory Mutual Research, dated March 10,1988, signed
by L.N. D'Angelo, noting the results of simulated wind-uplift and spread-of-
flame tests (ASTM E108).
6.10 Test report on Tru-Fast Fasteners, prepared by Factory Mutual Research,
Report No. J.I.ONOA8.AM, dated October 7,1986, signed by B. J. Callahan.
6.11 Test report simulated wind-uplift tests conducted on Striker Fasteners,
prepared by Factory Mutual Research, Report No. OMOA5.AM (4450), dated
September 24, 1986, signed by G.A. Smith, JR.
6.12 Test report simulated wind-uplift tests performed in accordance with FMRC
Standard 4450, conducted on Olympic Fasteners, prepared by Factory
Mutual Research.
6.12.1 Report No. OR9AO.AM, dated November 22, 1989, signed by G.A.
Smith.
6.12.2 Report No. J.I. OHOA7.AM, dated January 5, 1983, signed by L.N.
D'Angelo.
6.13 Test report on Olympic Roofing Fasteners, prepared by Pittsburgh Testing
Laboratory, Order No. MA 4907, dated January 13, 1983, signed by John
W. Harilee.
6.14 Test report on Olympic Roofing Fasteners, prepared by Professional
Services Industries, Inc., Project No. LN PHY-01803, dated August 2�
1990, signed by Earl Gallagher.
6.15 Report on physical properties tests verifying compliance with U.B.C.
Standard No. 32-13, prepared by United States Testing Company, Inc.,
Report No. 008279-1, dated September 28, 1990, signed by Dominick
Martucci.
Page 2 of 10 Evaluation Report No. NER-227
Product Evaluation Listinp
1.0 SUBJECT
2.0 PROPERTY FOR WHICH
EVALUATtON IS SOUGHT
3.0 DESCRIPTION
4.0 INSTALLATION
5.0 IDENTIFICATION
6.0 EVIDENCE SUBMITTED
7_0 CONDITIONS OF USE
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Re-Issued April 1, 2003
:� ,�:
,� S 3z'%: `*�.,`.:+.
1.0 SUBJECT
Duro-Last Fire-retardant Roof Covering Systems.
2.G PROPERTY FOR WHICH EVALUATION PS SOUGHT
2.1 Roof Covering Classification
2.2 Weather Resistance
2.3 Wind Resistance
2.4 Impact Resistance
3.0 DESCRlPTIO'N
3.1 General
Duro-Last roof covering membrane is a 30-ounce-per-square-yard (1017 g/mZ)
weft inserted polyester-base fiber mat having a thermoplastic coating. The roof
covering is produced with 3 inch (76.2 mm) tabs continuous along the length of
the membrane and spaced every 120, 60, 57 or 28 inches (3048, 1524, 1448 or
711 mm) along the width for mechanical attachment purposes. The roof covering
is supplied in 64 inch-wide (1626 mm) rolls, which are fabricated into one-piece
membrane sheets up to a maximum size of 2500 square feet (232.2 mZ).
3.2 Roofing Systems - General
Duro-Last PVC membrane is available in thicknesses of 35 to 50 mils (0.035 to
0.050 inch) (0.89 to 1.27 mm) in white, gray, and tan color. This membrane
material is applied to either combustible or noncombustible roof decking material
over a variety of insulations and other roofing components.
Duro-Last membrane is mechanically fastened in place using the fasteners
described in Tabi�_1 in the pattem required by Taa�e 2 of this report.
4.0 INSTALLATION
Substrates shall be free of standing water, irregularities and sharp projections.
Insulation shall be butted tight and shall be fastened to the substrate with
fasteners noted in �abf�_1. Fastener density shall be two fasteners for insulation
boards having both dimensions no greater than 4 feet (1.2 m) and four fasteners
for insulation boards having any one dimension measuring greater than 4 feet
(1.2 m). The Duro-Last membrane shall be rolled out on the insulation or over a
separatorsheetwhen the membrane is installed overexisting roofing. Membrane
shall be mechanically attached to the roof substrate through the insulation and/or
existing roof covering with fasteners and stress distribution plates. Fasteners
shall be placed along and through the 3 inch (76.2 mm) fastening tabs (see _i_a � �c
2 for fastener and lap spacing). Each large membrane sheet shall overlap the
previous sheet a minimum of6 inch (152.4 mm). Fasteners noted in Tm��F ? shall
be used to attach the membrane to the deck. After fastening the membrane,
sheets are heat fused together with hot air supplied by either a hand-held or self-
propelled welder. Field welds shall be a minimum of 1 �i2 inches (38.1 mm) wide.
Welded seam shall be checked for continuity and integrity. Vents, parapets,
protrusions and edge details shall be flashed in accordance with manufacturers
instructions.
5.0 IDENTIFICATlON
Roofing components, including insulations, shall bear a label noting product and
manufacturer's name together with a label by Underwriters Laboratories Inc.
(NER-QA403) determining classification established in accordance with ASTM
E108 or UL Standard No. 790. Additionally, the Duro-Last membrane shall have
the NER number on the label.
6.0 EVIDENCE SUBMITTED
6.1 Duro-Last Roofing Guideline Speciflcation for Architects, Engineers,
Contractors and Owners, 7th Edition, dated November 1, 1999.
LEGACY REPORT
NER-227
Re-Issued Apri11, 2003
ICC Evaluation Service, �f1C. ���� �� �� W�an Mill Road, Whittier, Califomia 90601 ■(562) 699-0543
Regional OfBce ■ 900 Montdair Road, Suite A, Birmingham, Alabama 35213 ■(205) 599-9800
WWW.ICC-eS.org ��•�1 West Fbs.srn°°r Road. Country Gub Hills, Illinois 60478 �(708) 799-2305
Legacy Report on 20001nternational Building Code� with the 2002 Accumulative Supplement, the BOCA�
National Building Code/1999, the 1999 Standard Building Code� and the 1997 Uniform Building Code'�
DIVISION 07 — THERMAL AND MOISTURE PROTECTION
Section 07540 — Thermoplastic Membrane Roofinq
REPORT HOLDER:
DURO-LAST, INC.
525 MORLEY DRIVE
SAGINAW, MICHIGAN 48601
engineering@duro-last.com
EVALUATION SUBJECT:
!''�� p[�j'''�g/�c'p'�j�^ i�- � � ��.g
LJVRt/�LMa7 i i��di�'I1�.9 ��.L.i?�i34E 3 ��.J'�f:
:�JVERING SYSTEMS
/CGES legacy reports are not to be construed as representing aesthetics or mry other attributes not specifically addressed �r are they to be construed as an endorsement ojthe subject
ojthe report or a recommendation for its use. There is no wanmiry by ICC Evaluation Service. Inc., express or implied, ar to any finding or other matter in this report, or at to arry
product covered 6y the report.
Copyrighl�, 2003 Page 1 of 10
Duro-Last, Inc.
RE: Duro-Last Single Ply Membrane
5. Where moderate or heavy foot traffic occurs for maintenance of equipment, the roof
covering shall be adequately protected.
6. Field pull out tests shall be conducted on proposed membrane fasteners in accordance
with Duro-Last, Inc.'s installation requirements.
The parts of Legacy Report No. NER-227 which are excluded on the attached copy have been
removed by the Los Angeles Building Department as not being included in this approval.
DISCUSSION
This general approval will remain effective provided the Evaluation Report is maintained valid
and unrevised with the issuing organization. Any revisions to the report must be submitted to
this Department, with appropriate fee, for review in order to continue the approval of the revised
report.
This general approval of an equivalent alternate to the Code is only valid where an engineer
and/or inspector of this Departrnent has determined that all conditions of this approval have been
met in the project in which it is to be used.
Addressee to whom this Research Report is issued is responsible for providing copies of it,
complete with anv attachments indicated, to architects, engineers and builders using items
approved herein in design or construction which must be approved by Department of Building
and Safety Engineers and Inspectors.
YEUAN CHOU, Chief
Engineering Research Section
2319 Dorris Place
Los Angeles, CA 90031
(213)485-2376
YC:elcm
RR24824/wp8.0
R03/ 17/OS
4C/ISOI/I503/ISOa
Attachment: ICC Evaluation Service Legacy Report No. NER-227 ( 10 Pages).
RR 24824
Page 2 of 2
FACTORY MUTUAL RESEARCH CORPORATION�
APPROVALS
All jobs which are for FM insured buildings will be reviewed by a FM Engineer. If you have not been
through the process, contact the Duro-Last�Engineering Senrices Department at 800-248-0280 before
you submit a proposal.
INTRODUCTION
Factory Mutual Research Corporation has successfully tested the Duro-Last Roofing System for classification
as a Class 1 roof covering. The roof covering has passed tests designed to measure fire spread, hail
damage, and wind uplift resistance characteristics, when installed as specified below. Evaluations of wind
uplift resistance characteristics provide measurements of the ability of the roof assembly to survive air
pressure loads on the rooftop that result from high wind speeds. Factory Mutual wind uplift resistance
classifications are designed as I-60 to I-495. These numbers represent the pounds per square foot of upward
load on the roof assembly. As an example, the I-60 rating means that the specified assembly may be able to
resist uplift pressures of up to 60 Ibs., depending on topography and building structure.
This roof covering is approved only when attached as tested over specific insulation, decks or existing covers.
Because fire spread, wind uplift, hail damage, and weather resistance characteristics are highly dependent
upon the substrate to which the roof cover is attached. The determination of the compatibility of the roof cover
with other roofing components within the construction shalf be the responsibility of the listed manufacturer,
who shall be consulted prior to their use.
The following roof cover system is approved as designed for use over specific substrates as indicated by
these five categories, unless otherwise specified:
1. Structural or insulating concretes.
2. Existing roof cover.
3. Insulation on steel roof deck.
4. Insulation over FM-approved fire treated wood.
5. FM approved wood decks.
MEMBRANE DESCRIPTION
The 40 mil (1 mm) thick Duro-Last single-ply membrane is a non-wicking weft inserted polyester fabric
encapsulated between two layers of specially formulated polyvinylchloride compound and has a system
weight of .25 Ibs./sq. ft. (1.22 kg/mZ). The fabricated roof cover is supplied either folded or rolled in sections of
up to 2,500-sq. ft. (232 m2) in area. The thermoplastic coating formulation is on file at Factory Mutual
Research Corporation.
For all FM uplift design pressures, the membrane and insulation fastening must be increased at the roof
perimeters and corners. The perimeter width (x) is defined as the lesser of either 40% of the building eave
height or 10% of the width of the roof area, but in no case less than 3'-0" wide. The corner is defined as (x by
x). Note:Duro-LasYs minimum requirement is a perimeter no /ess than 4' 0" from a perimeter edge.
The tab spacing in the perimeter sheets shall be no greater than 60% of the tab spacing in the field of
the roof. The tab spacing in the corner sheets shall be no greater than 40% of the tab spacing in the
field sheets. Call the Engineering Services Department for details. See "Figure A" on Page FM-2.
For Insulation attachment:
Refer to the "FM Global Loss Prevention Data Sheet 1-29" for the minimum requirements on attaching
insulation. NOTE: In some cases, the presence of a vapor barrior will change requirements for fastening.
Note: 2-fasteners shall be used to attach insulation having both dimensions no greater than 4-feet (1.2 m). 4-
fasteners shall be used to attach insulation having any one dimension greater than 4-feet (1.2 m). Duro-
LastO will require a minimum of 5 fasteners per board, which may exceed FM requirements.
Facto Mutua/ R uirements FM-1 Se tember 2005
INSTALLATION
For the mechanically fastened system, the membrane in the fieid of the roof shall be mechanically fastened
by the 3-inch (76 mm) wide securement tabs using Duro-LastO FM approved fasteners as described below
through the FM approved insulation and into the deck. Adjoining sheets of the roof cover shall be overlapped
a minimum 6-inches (150 mm) onto the previously secured section of roof cover. All fastening tabs and sheet
edges shall be secured with Duro-LastO FM approved fasteners or hot-air welded to the secured edge of an
adjoining sheet. Field seam welds shall be sealed with a heat-sealing apparatus forming a continuous 1.5-
inch (38 mm) wide weld.
FIELD MEMBRANE INSTALLATION FOR MECHANICALLY FASTENED SYSTEMS
For the fully adhered system, the membrane in the field of the roof shall be attached to approved insulations
by the Duro-Last adhesives, and the insulation shall be attached using Duro-LastO FM approved fasteners or
adhesives in conjunction with FM approved insulation onto the deck. Adjoining sheets of the roof cover shall
be overlapped a minimum 6-inches (150 mm) onto the previously secured section of roof cover. All required
fastening tabs shall be secured with Duro-LastO FM approved fasteners or hot-air welded to the secured
edge of an adjoining sheet. Field seam welds shall be sealed with a heat-sealing apparatus forming a
continuous 1.5-inch (38 mm) wide weld.
FIELD MEMBRANE AND INSULATION INSTALLATION FOR FULLY ADHERED' SYSTEMS
' Coverage on Duro-Last WB adhesive shall be applied no less than 80 Sq. Ft. per gallon
' Wood Decks must be FM approved and require a minumum of 1/4" Dens Deck placed loose on the deck under the insulation assembly unless noted.
Facto Mutual Re uirements FM-3 Se tember 2005
Example:
If a building has a 20 ft. (6.1 m) eave height, and its dimensions are 100 ft. (30.5 m) by 200 ff. (61 m), the
perimeter width would be 8 ft. (.4-times the building height which is less than .1-times the width or 10 ft.)
The corner areas would be 8 ft. by 8 ft., min.
Fiaure A
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INSULATIONS FOR ROOF COVERINGS
The following types of insulation are approved for use with the Duro-LastO roof cover when attached with
Duro-LastO screws and 2-inch Poly-Plates.
1. FM approved fiberglass.
2. FM approved urethane composite board.
3. Polyisocyanurate
a) Iso-Shield as supplied by Dyplast, Inc.
b) Iso-Shield R-PLUS as supplied by Dyplast, Inc.
c) Isotherm-R as supplied by GAF Corporation.
d) Hy-Therm as supplied by Celotex Corporation.
e) Iso-95 Rhoflex as supplied by Firestone Building Products.
fl Therma-Roof Plus as supplied by R-Max, Inc.
g) E'NRG'Y-1 as supplied by NRG Co.
h) AC Foam I, II and III as supplied by Atlas Roofing Corp.
i) UltraGuard Gold as supplied by Johns Manville.
4. Ultra-Fold TPM or Duro-Fold may be used only if Elk VersaShield� or FR-10 is present in the
assembly. See the "FM Approval Guide" for approved assemblies.
Notes:
a) Recover Assemblies: The previous list of insulation types is approved 1-inch thick, max., when
attached over steel or wood decks using Duro-LastO screws. The previous list of insulation rypes
is approved 8-inch thick, max., when attached over structural concrete decks using Duro-LastO
screws or concrete fasteners.
b) New Construction: The previous list of insulation types is approved up to 8-inches thick, max.,
when attached over steel, wood or structural concrete decks using Duro-LastO screws or concrete
fasteners. On wood decks a layer of gypsum board must be installed in the assembly.
c) New Construction or Recover: The previous list of insulation types is approved up to 8-inches thick,
max., when attached over a Tectum, gypsum or lightweight concrete using NTB fasteners with 2-
inch heads.
Facto Mutual Re uirements FM-2 Se tember 2005
PRECAUTIONS
In the case of installation over steel decks (new or recover),
1. The 3-inch (76 mm) and 6-inch (152 mm) wide securement tabs shall be installed perpendicular to the
flute direction on steel decks in the field of the roof. They may run parallel in perimeter enhancements,
up to class 1-90. See "FM Global Loss Prevention Data sheet 1-29" for further information.
2. A trial fastener shall be driven to verify that the fastener is engaging the top flange of the steel deck.
3. The fastener must penetrate the steel deck 1-inch, min., from the top surface of the deck.
4. Increased fastener spacings may be required if there is a vapor barrier present within the roof system.
See "FM Global Loss Prevention Data sheet 1-29" for further information.
Preparations shall be made to ready an existing roof surface prior to the application of new insulation and
membrane.
1. These preparations include, but are not limited to, removal of loose gravel and repair of blisters and
other openings.
2. Insulation boards shall be secured to the existing roof deck.
3. The roof inembrane shall be mechanically fastened with approved fasteners through the 3-inch (76
mm) and 6-inch (152 mm) wide securement tabs, either directly through the existing roof and into the
deck or through the approved insulation and existing roof and into the deck.
DURO-FOLDT"" APPROVALS
For attachment of the insulation, see the fastening requirements listed above.
8.a Roof System: Recover
Deck: Steel, wood or concrete
Class: FM Class 1-A
ASTM E 108: Class A, non-combustible
Slope: '/< in. per foot
Wind Uplift: Meets 1-60 and 1-90
Insulation: Duro-FoldT"" (1-in. max.)
Slip Sheet: Atlas Energy Products "FR-10" or "FR-50".
Membrane: Duro-LastO (PVC), mechanically fastened.
13.d Roof System: New or Recover
Deck: Steel, wood, or concrete covered with 5/8 in. gypsum or'/z in. Dens-Deck (optional for concrete).
Class: FM Class 1-A
ASTM E 108: Class A, non-combustible.
Slope: '/. in. per foot.
Wind Uplift: Meets 1-60, 1-90 and 1-150.
Air Barrier: AMOWRAP Housewrap
Insulation (optional): Amofoam Insulation Board
a) New Roof: 1-6 inches, max.
b) Recover: 1-inch, max.
Slip Sheet: Atlas Energy Products "FR-10" or "FR-50".
Membrane: Duro-LastO (PVC), mechanically fastened.
Facto Mutua/ Re uirements FM-4 Se tember 2005
UNDERWRITERS LABORATORIES�, INC.
GUIDELINES FOR INSTALLATION COMPLIANCE
INTRODUCTION
UL's testing of roofing systems is for the purpose of leading to a program of classification and involves much
more than merely testing the product in accordance with a designated standard. It includes the identification
of and selection of materials to be tested at the factory where the product is manufactured. It also involves
the implementation of an ongoing program of unannounced inspections at the factory, countercheck tests to
verify, on a continuing basis, that the product, as produced, is identical to the product as tested, and the
preparation of a detailed inspection document if the product is found to conform.
APPROVED DECK TYPES
Combustible Roof Decks
- Wood Plank
- Plywood
- Oriented Strand Board (OSB)
- Chip Board
- Cementitious Wood Fiber
("Tectum" - less than 2" thick)
GENERAL REQUIREMENTS
Noncombustible Roof Decks
- Steel
- Aluminum
- Structural Concrete
(PIP, pre-cast, plank, channel slab, T's, Etc.)
- Lightweight / Cementitious Wood Fiber
(Gypsum, "Tectum" 2" thick or greater)
• The required thickness of OSB, plywood, etc. is 7/16", minimum.
• 1/4" nonstructural glass mat gypsum roof board may be used in lieu of 1/2" gypsum wallboard.
• UL Classified gypsum wallboard, any thickness, may be included in any roofing system without adversely
affecting the classification.
RECOVER/REROOF
Classified insulated systems may be installed over existing Classified insulated systems when:
1. The new system is classified for use with the existing roof insulation type (glass fiber, perlite, wood
fiber, polyisocyanurate, etc.) and
2. The total thickness of insulation in both systems does not exceed the maximum specified for the new
system being applied.
UL STANDARDS FOR EXTERNAL FIRE TESTING FOR ROOF COVERINGS (UL 790)
These requirements cover the performance of roof covering materials exposed to fire conditions that are
intended to determine the fire-resistance and bum characteristics of roe# eave�ings when exposed to firg
originating from sources outside of a building which the coverings are installed. The UL 790 rates roof
coverings as having either Class "A", "B", or "C" fire ratings. Below, there is a description of the test criteria
as outlined by UL 790 testing:
Saread of flame Test Criteria:
• Class A(10 Minutes Exposure) - 6 Ft. (1.8-m) Maximum flame spread
• Class B(10 Minutes Exposure) - 8 Ft. (2.4-m) Maximum flame spread
• Class C(4 Minutes Exposure) - 13 Ft. (4.0-m) Maximum flame spread
Burninq Brand Test Criteria:
• Class A- 2000 grams (Approx. 4.5 Lbs.)
• Class B- 500 grams (Approx. 1.1 Lbs.)
• Class C- 9.25 grams (Approx. 0.3 Lbs.)
UL-S cifications UL-1 Se tember 2003
Intermittent Flame Test Criteria:
• Class A- 15 Cycies (2minutes on, 2 minutes of�
• Class B- 8 Cycles (2minutes on, 2 minutes off)
• Class C- 3 Cycles (2minutes on, 2 minutes of�
Test Results:
Class A- Roof coverings are effective against severe fire test exposures. Under such exposures, the roof
coverings of this class are not readily flammable, afford a fairly high degree of fire protection to the roof deck,
do not slip from position, and are not expected to produce flying brands.
Class B- Roof coverings are effective against moderate fire test exposures. Under such exposures, roof
coverings of this class are not readily flammable, afford a moderate degree of fire protection to the roof deck,
do not slip from position, and are not expected to produce flying brands.
Class C- Roof covering are effective against light fire test exposures. Under such exposures, roof coverings
of this class are not readily flammable, afford a measurable degree of fire protection to the roof deck, do not
slip from position, and are not expected to produce flying brands.
UL APPROVED CERTIFICATION LISTINGS (TGFU.R10128)
Duro-Last has approved class A, B and C listings for both combustible and noncombustible deck assemblies.
For the most up-to-date assemblies, contact the Duro-Last Engineering Department or visit Underwriters
Laboratories web site, www.ul.com. Once there, go to"Certifications" and search company name "Duro-LasY'.
UL APPROVED "P" ASSEMBLIES (CHCI.R10128)
The resistance of a building to intemal sources of fire has been extensively tested and classified at
Underwriters Laboratories. Classification of wall, floor/ceiling assemblies can be divided into different series
based on the fire protection used in the assembly.
It should be noted that the roof inembrane forms only a small part of the total roof/ceiling assembly. In order
for a structure to qualify for a particular P-Assembly or Roof Deck Construction, ALL materials used to
construct the assembly (including roof decking, ceiling materials, light fixtures, duct work and structural
support members) must be UL Classified and installed as described in the appropriate UL directories.
The Duro-LastO Roofing System is classified by Underwriters Laboratories as a surfacing material in
ballasted and mechanically fastened installations over the following sub-assembly design numbers:
P211
P242
P410
P701
P805
P905
P917
P215
P246
P411
P708
P810
P906
P918
P216
P251
P501
P709
P814
P907
P919
P224
P252
P503
P711
P815
P908
P920
Ballasted for use in design numbers:
P225
P253
P505
P712
P816
P909
P921
P227
P255
P508
P715
P817
P910
P922
P230
P257
P509
P717
P819
P911
P923
P226 P229 P235 P248 P505 P507 P811
UPLIFT RESISTANCE CERTIFICATION (TGIK.R10128)
P231 P232 P233 P237 P241
P261 P262 P405 P406 P407
P510 P511 P513 P514 P515
P718 P801 P802 P803 P804
P820 P821 P902 P903 P904
P912 P913 P914 P915 P916
P813
The following assemblies are tested for use with projects specifying UL approved uplift ratings. To meet
these requirements, the assembly must be constructed in accordance with the appropriate uplift rating
desired. For the most up-to-date assemblies, contact the Duro-Last Engineering Department or visit
Underwriters Laboratories web site, www.ul.com.
UL-S ifications UL-2 Se tember 2003
1. Uplift Resistance —150 psf.
Deck: Steel, min No. 22 MSG.
Insulation: UL Classified polyisocyanurate,
EPS, wood fiber or perlite, any combination,
any thickness.
Membrane: Duro-Last (PVC) mechanically
fastened with No. 14 self-drilling steel screws
through min 2 in. diam plastic plates with
pointed underside. Fasteners are located 12
in. OC max along tab of factory weld seam in
rows spaced 27 in. o.c. max.
2. Uplift Resistance — 90 psf.
Deck: Steel, min 22 MSG.
Insulation: UL Classified polyisocyanurate,
EPS, wood fiber or pe�lite, any combination,
any thickness.
Membrane: Duro-Last (PVC) mechanically
fastened with No. 14 self-drilling steel screws
through min 2 in. diam plastic plates with
pointed underside. Fasteners are located 12
in. OC max along tab of factory weld seam in
rows spaced 57 in. o.c. max.
3. Uplift Resistance — 60 psf.
Deck: Steel, min 22 MSG.
Insulation: UL Classified polyisocyanurate,
EPS, wood fiber or perlite, any combination,
any thickness.
Membrane: Duro-Last (PVC) mechanically
fastened with No. 14 self-drilling steel screws
through min 2 in. diam plastic plates with
pointed underside. Fasteners are located 18
in. OC max along tab of factory weld seam in
rows spaced 57 in. o.c. max.
4. Uplift Resistance —120 psf.
Deck: 22 MSG (min).
Insulation: "ACFoam II", min 2 in. thick.
Fasteners: Tru Fast #15 XHD with
Construction Fasteners 2-7/8 in. diam, No. 26
MSG formed galvanized steel hexagonal
recessed plates. One fastener every 2 sq ft.
Membrane: "Duro-LasY' (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ft2/gal.
5. Uplift Resistance —150 psf.
Deck: 22 MSG (min).
Insulation: "ACFoam II", min 3 in. thick.
Barrier Board: G-P Gyusum Dens-DeckO,
1/4 in. thick minimum.
Fasteners: Tru Fast #15 XHD with
Construction Fasteners 2-7/8 in. diam, No. 26
MSG formed galvanized steel hexagonal
recessed plates. One fastener every 2 sq ft.
Membrane: "Duro-Last" (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ft2/gal. When Barrier Board is used, "Duro-
Last WB Adhesive", 120 ft2/gal. may be used.
6. Uplift Resistance — 165 psf.
Deck: 22 MSG (min).
Air Barrier: 6 mil (min) polyethylene.
Insulation: "ACFoam II", min 3 in. thick.
Barrier Board: G-P Gyusum Dens-DeckO,
1/4 in. thick minimum.
Fasteners: Tru Fast #15 XHD with
Construction Fasteners 2-7/8 in. diam, No. 26
MSG formed galvanized steel hexagonal
recessed plates. One fastener every 2 sq ft.
Membrane: "Duro-LasY' (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ft2/gal. When Barrier Board is used, "Duro-
Last WB Adhesive", 120 ft2/gal. may be used.
7. Uplift Resistance — 165 psf.
Deck: 22 MSG (min).
Insulation (Optional): Any UL Classified, 2 in.
max.
Barrier Board: APA Rated OSB sheathing,
7/16 in. thick min.
Fasteners: Tru Fast #15 XHD with
Construction Fasteners 2-7/8 in. diam, No. 26
MSG formed galvanized steel hexagonal
recessed plates. One fastener every 2 sq ft.
Membrane: "Duro-LasY' (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ft /gal.
8. Uplift Resistance — 210 psf.
Deck: 22 MSG (min).
Air Barrier: 6 mil (min) polyethylene, loose-
laid.
Insulation (Optional): Any UL Classified, 2 in.
max.
Barrier Board: APA Rated OSB sheathing,
7/16 in. thick min.
Fasteners: Tru Fast #15 XHD with
Construction Fasteners 2-7/8 in. diam, No. 26
MSG formed galvanized steel hexagonal
recessed plates. One fastener every 2 sq ft.
Membrane: "Duro-LasY' (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ftZ/gal or "Duro-Last WB Adhesive", 120
ft /gal.
UL-S cifications UL-3 Se tember 2003
9. Uplift Resistance — 180 psf.
Deck: 22 MSG (min).
Insulation (Optional): Any UL Classified, 2 in.
max.
Barrier Board: APA Rated, Grade B-C
plywood, 15/32 in. thick min.
Fasteners: Tru Fast #15 XHD with ITW-
Buildex 3 in. sq, No. 26 MSG formed
galvalume steel recessed plates. One fastener
every 2 sq ft.
Membrane: "Duro-LasY' (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ft2/gal or "Duro-Last WB Adhesive", 120
ft /gal.
10. Uplift Resistance — 225 psf.
Deck: 22 MSG (min).
Air Barrier: 6 mil (min) polyethylene, loose-
laid.
Insulation (Optional): Any UL Classified, 2 in.
max.
Barrier Board: APA Rated, Grade B-C
plywood, 15/32 in. thick min.
Fasteners: Tru Fast #15 XHD with ITW-
Buildex 3 in. sq, No. 26 MSG formed
galvalume steel recessed plates. One fastener
every 2 sq ft.
Membrane: "Duro-LasY' (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ft2/gal or "Duro-Last WB Adhesive", 120
ft /gal.
11. Uplift Resistance — 210 psf.
Deck: 22 MSG (min).
Air Barrier: 6 mil (min) polyethylene.
Insulation (Optional): Any type, 2 in. max.
Barrier Board: APA Rated, Grade B-C
plywood, 15/32 in. thick min.
Fasteners: Tru Fast #15 XHD with ITW-
Buildex 3 in. sq, No. 26 MSG formed
galvalume steel recessed plates. One fastener
every 1.6 sq ft.
Membrane: "Duro-LasY' (PVC), min 40 mil,
fully adhered with "Duro-Last SB Adhesive",
65 ft2/gal or "Duro-Last WB Adhesive", 120
ft2/gal.
UL-S ifications UL-4 Se tember 2003
;.
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TDWN OF VAIL`
Department of Community Development
75 South Frontage Road
Vail, CO 81657
Tel: 970-479-2128
www.vailgov.com
Development Review Coordinator
BUILDING PERMIT APPLICATION
(Separate applications are required for alarm & sprinkler)
Project Street Addre s: Project #: __�� � N�"� �� p� �
I ZZ ��}-5� I^� ta �o+�-� � �
(Number) (Street) (Suite #)
DRB #: � � C� ,3 � �j
�% Q Buildin Permit#:�{��°�3�
BuildinglComplex Name: �/ G i � CCC 5 D� U�� � g �
Contractor Information
Business Name: �� f ��f I�Iaff �5
Lot #: Block # Subdivision:
SD cU � "� I Work Class: New ( ) Addition ( ) Alteration (
Business Address: J( �i f 5�a "r'�
CityA�dti��- State: Gd Zip: �OOb Z Type of Building:
/ � / Single-Family ( ) Duplex ( ) Multi-Family ( )
Contact Name: �D nY `° �
Commercial ( �Other ( )
Contact Phone: q7v 3�/ 3,j 3/ 3 '-"'
Work Type
ContactE-Mail:__��Y �Ui(1f�v`10i�lSi �D'""�
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Owner/Owner's Re resentative Signature (Required) Electrical
Applicant Information Mechanical
Applicant Name: ��-Y� e Plumbing
App�icant Phone:
Applicant E-Mail:
Project Informa �'o�
owner Name: V;�� �FFS{ Ct�^k{r A-55o� ,
Parcel #: Z � � 1� �� Z— Z�OlI -� 3
(For Parcel #, contact Eagle County Assessors Office at (970-328-8640 or visit
www.eag I ecounty. uslpatie)
Detailed Scope and Location of Work: �V ( Q
o.. o��rk ��ty PV� ,MC�b �K�
41 r�IvC I ov�t ✓��w tnn �. .
(use additional sheet if necessary)
For Office Use Only:
Fee Paid: � �s3 „ � (
Received From: —T'ti R �,��.��Y�02{Z�S J N�,
Cash Check # � 15 °�
CC: Visa / MC Last 4 CC # exp date:
Auth #
Building
Interior ( ) E�cterior (c/�Both ( )
Valuation of
Work Included Plans Included Work
( )Yes ( )No ( )Yes ( )No
( )Yes ( )No ( )Yes ( )No
( )Yes ( )No ( )Yes ( )No
(1/7i'es ( )No ( )Yes ( )No
�7 6
Value of all work being performed: $ �/ ,—
�value based on IBC Section 109.3 8� IRC Section 108.3�
Electrical Square Footage
t� Gt i G
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� Date Received:
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AUG 2 9 2011
TOWN �F vAIL
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AUG 29 �'�11
TOWN OF VAIL
�PPROVED BY THE
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01-06-2012
Inspection Request Re�orting
va�i �n _ c�t� n
Requested Inspect Date: Monday , January 09, 2012
Site Address: 122 E MEADOW DR VAIL
VILLAGE CENTER - EYE PIECES
,�/ Page 2
A/P/D Information
Activity: 611-0309 Type: COMBO Sub Type: ACOM Status: ISSUED
Const Type: Occup ancy: Use: Insp Area:
Owner: VILLAGE CENTER ASSOC
Contractor: TURNER MORRIS, INC Phone: 303-431-1300
Description: OVERLAY EXISTING TAR AND GRAVEL ROOF WITH A DARK GREY PVC MEMBRANE AND REINSTALL
EXISTING PEA GRAVEL OVER NEW ROOF.
Requested Inspection(s)
Item: 90 BLDG-Final
Requestor:
Comments: 393-5393
Assigned To: JMOND ON
Action:
I 9 CZ
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Inspection Historv
Item: 90 BLDG-Final
Time Exp:
Requested Time: 11:00 AM
Phone:
Entered By: MHAEBERLE K
REPT131 Run Id: 14009