HomeMy WebLinkAboutB16-0330_S1_1478903980.pdf7. GENERAL
A. ENGINEER'S ACCEPTANCE SHALL BE SECURED FOR ALL STRUCTURAL
SUBSTITUTIONS.
B. VERIFY ALL OPENINGS THROUGH FLOORS, WALLS AND ROOFS WITH
MECHANICAL AND ELECTRICAL CONTRACTORS. VERIFICATION OF LOCATIONS,
SIZES, LINTELS AND CONNECTIONS ARE CONTRACTOR'S COMPLETE
RESPONSIBILITY.
C. ENGINEER'S APPROVAL OF CONNECTIONS AND SUPPORTS SHALL BE
OBTAINED PRIOR TO ATTACHING MECHANICAL AND ELECTRICAL ITEMS TO
THE STRUCTURE. RESPECTIVE SUB-CONTRACTORS SHALL FURNISH ALL
HANGERS, CONNECTIONS, ETC. REQUIRED FOR INSTALLATION OF THEIR
ITEMS.
D. WATERPROOFING, VAPOR BARRIERS, WATER-STOP, ETC. SHALL BE AS SHOWN
ON THE ARCHITECTURAL DRAWINGS AND AS INDICATED IN THE
SPECIFICATIONS.
E. ALL MASONRY AND STONE VENEERS SHALL BE ATTACHED TO EXTERIOR WALLS
AS SPECIFIED IN SECTION 1405 OF THE INTERNATIONAL BUILDING CODE.
F. ALL DIMENSIONS ON STRUCTURAL DRAWINGS SHALL BE CHECKED AGAINST
EXISTING FIELD CONDITIONS AND/OR ARCHITECTURAL DRAWINGS. DO NOT
SCALE DRAWINGS.
PROJECT: 327 ROCKLEDGE ROAD LANDSCAPE WALLS, VAIL, COLORADO
G3 # 1630
DATE: APRIL 4, 2016
1. LIVE LOADS USED IN DESIGN:
A. PATIO: 100 psf
B. IMPORTANCE FACTORS
DESIGN CATEGORY: B
SEISMIC FACTOR (IE): 1.0
SNOW FACTOR (IS): 1.0
WIND FACTOR (IW): 1.0
C. WIND
(Vult) 115 MPH
(Vasd) 89.1 MPH
WIND FACTOR: 1.0
D. SNOW
GROUND SNOW LOAD (Pg): 100 PSF
FLAT ROOF SNOW LOAD (Pf): 100 PSF
EXPOSURE FACTOR (Ce): 1.0
THERMAL FACTOR (Ct): 1.0
E. SEISMIC:
SITE CLASS: D
DESIGN CATEGORY: B
SS 0.35
S1: 0.07
SDS: 0.35
SD1: 0.111
SEISMIC RESPONSE COEFFICIENT (Cs): 0.07
RESPONSE MODIFICATION FACTOR (R): 6
ANALYSIS PROCEDURE: SIMPLIFIED METHOD
F. BUILDING CODE USED IN DESIGN: 2012 IRC
2. TESTING, INSPECTIONS AND OBSERVATIONS:
A. PERIODIC OBSERVATIONS OF CONSTRUCTION BY THE STRUCTURAL ENGINEER
SHALL NOT REPLACE REQUIRED INSPECTIONS BY THE GOVERNING AUTHORITY
OR SERVE AS "SPECIAL INSPECTIONS" AS MAY BE REQUIRED BY CHAPTER 17 OF
THE INTERNATIONAL BUILDING CODE.
3. FOUNDATIONS
A. MAXIMUM ALLOWABLE SOIL BEARING PRESSURE USED IN DESIGN: 2000 psf.
B. THE CONTRACTOR SHALL RETAIN A STATE LICENSED SOILS ENGINEER TO
REVIEW THE SUB-GRADE AND PROVIDE WRITTEN DOCUMENTATION THAT
THE SOIL BEARING CAPACITY IS EQUAL OR GREATER THAN INDICATED
ABOVE.
C. ALL FOOTING BEARING ELEVATIONS SHOWN ON THE CONSTRUCTION
DOCUMENTS ARE ASSUMED TO BEAR ON UNDISTURBED NATURAL
SOIL. ACTUAL FIELD CONDITIONS SHALL BE VERIFIED BY THE CONTRACTOR
AND APPROVED BY THE SOILS ENGINEER PRIOR TO PLACING CONCRETE. THE
BOTTOM OF ALL FOOTINGS SHALL BE A MINIMUM OF 3'-6" BELOW GRADE.
D. CONTRACTOR SHALL BACKFILL EQUALLY ON EACH SIDE OF FOUNDATION
WALLS IN 12" MAXIMUM VERTICAL LIFTS OR AS RECOMMENDED IN THE
PROJECT SOILS REPORT. REFER TO SOILS REPORT FOR BACKFILL MATERIAL.
E. CENTER ALL FOOTINGS UNDER WALLS, COLUMNS OR GRIDS UNLESS NOTED
OTHERWISE ON PLANS.
F. CONTRACTOR SHALL NOTIFY SOILS ENGINEER AFTER EXCAVATION IS
COMPLETE SO THAT CONDITIONS MAY BE REVIEWED PRIOR TO PLACEMENT
OF ANY FILL OR CONCRETE.
4. SLAB ON GRADE
D. THE PREPARATION OF THE SUB-GRADE FOR THE SLAB ON GRADE
SHALL BE PERFORMED IN STRICT ACCORDANCE WITH THE PROJECT
SOILS REPORT RECOMMENDATIONS. CONTRACTOR SHALL DIRECT ALL
QUESTIONS REGARDING SUB-GRADE PREPARATION TO THE
GEOTECHNICAL ENGINEER.
E. MOVEMENT OF THE SLAB ON GRADE MAY CAUSE DAMAGE TO ANYTHING
CONNECTED TO BOTH THE SLAB AND TO OTHER PORTIONS OF THE
STRUCTURE. ISOLATION DETAILS FOR NON-BEARING PARTITIONS,
BASEBOARDS, PIPING AND OTHER SENSITIVE ITEMS MAY BE REQUIRED.
REFER TO THE APPROPRIATE DRAWINGS AND/OR CONSULT WITH THE
RESPONSIBLE MEMBER OF THE DESIGN TEAM PRIOR TO CONNECTING
ITEMS TO BOTH THE SLAB ON GRADE AND OTHER PORTIONS OF THE
STRUCTURE. PROVIDE FRACTURE MEMBRANE BETWEEN SLABS AND ANY
BRITTLE SLAB FINISHES (STONE OR TILE).
5. CONCRETE
A. ALL CAST-IN-PLACE CONCRETE SHALL BE MADE WITH TYPE I/II
PORTLAND CEMENT, STONE AGGREGATE, AND SHALL SATISFY THE
FOLLOWING REQUIREMENTS:
CONCRETE ITEM F'c MIX TYPE MAX. W/C RATIO % AIR
FOOTINGS 3000 psi STD. N/A N/A
FOUNDATION WALLS 3000 psi STD N/A N/A
EXTERIOR CONCRETE SLABS 4500 psi STD 0.45 6% - 8%
(MAXIMUM SLUMP FOR EXTERIOR CONCRETE SHALL NOT EXCEED 4")
B. CONTRACTOR SHALL SAW-CUT OR TROWEL CUT JOINTS IN SLABS ON
GRADE AND IN TOPPING SLABS WHERE INDICATED ON PLAN. UNLESS
NOTED OTHERWISE, JOINTS SHALL BE SPACED AT 12'-0" MAXIMUM IN
EACH DIRECTION AND CUT 1/4 OF THE SLAB DEPTH X 3/16" WIDE WITHIN
12 HOURS AFTER PLACEMENT. ALL SLAB REINFORCEMENT SHALL BE
CONTINUOUS THROUGH CONTROL JOINTS.
C. ALL SLABS, TOPPINGS, FOOTINGS AND WALLS SHALL NOT HAVE JOINTS IN A
HORIZONTAL PLANE. ANY STOP IN CONCRETE WORK SHALL BE MADE WITH
VERTICAL BULKHEADS AND HORIZONTAL SHEAR KEYS UNLESS NOTED
OTHERWISE. PROVIDE CONSTRUCTION JOINT LOCATIONS FOR REVIEW BY
THE STRUCTURAL ENGINEER PRIOR TO PLACING CONCRETE.
D. ALL CONCRETE WORK AND REINFORCEMENT DETAILING SHALL BE IN
ACCORDANCE WITH ACI-318, LATEST EDITION, UNLESS NOTED OTHERWISE.
USE STANDARD HOOKS FOR ALL FOOTING DOWELS UNLESS NOTED
OTHERWISE. PROVIDE 3/4" CHAMFER AT ALL PERMANENTLY EXPOSED
EDGES OF CONCRETE UNLESS NOTED OTHERWISE.
6. REINFORCEMENT
A. ALL REINFORCING SHALL BE HIGH-STRENGTH DEFORMED BARS
CONFORMING TO ASTM A615, GRADE 60 EXCEPT TIES, STURRUPS AND
PLATE ANCHORS WHICH SHALL BE ASTM, A615, GRADE 40 OR ASTM A706,
GRADE 60.
B. WELDED WIRE FABRIC SHALL CONFORM TO ASTM A 185, GRADE 65 AND
SHALL BE LAPPED ONE FULL MESH AND BE SECURELY WIRED TOGETHER AT
SPLICES.
C. MINIMUM CONCRETE COVER FOR REINFORCEMENT
C1. CONCRETE CAST AGAINST EARTH 3"
C2. CONCRETE CAST IN FORMS (EXPOSED TO EARTH/WEATHER) 2"
D. REINFORCEMENT PLACEMENT AND TOLERANCES SHALL BE IN ACCORDANCE
WITH ACI-318 LATEST EDITION. ALL REINFORCING SHALL BE ACCURATELY
LOCATED, TIED IN PLACE AND SECURED AGAINST DISPLACEMENT PRIOR TO
PLACING CONCRETE.
E. NO SPLICES OF REINFORCEMENT SHALL BE MADE EXCEPT AS DETAILED OR
AUTHORIZED BY THE STRUCTURAL ENGINEER. LAP SPLICES,WHERE
PERMITTED, SHALL BE A MINIMUM OF 48 BAR DIAMETERS FOR #6 BARS AND
SMALLER AND 80 BAR DIAMETERS FOR #7 AND #8 BARS UNLESS NOTED
OTHERWISE. ALL BARS SHALL BE CONTINUOUS AROUND CORNERS.
F. PLACE (2) #5 BARS AROUND ALL OPENINGS IN CONCRETE WALLS AND SLABS.
ALSO PROVIDE (2) #5 X 4'-0" DIAGONALLY AT EACH RE-ENTRANT CORNER.
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09/12/16