HomeMy WebLinkAboutB11-0496 ADA existing grades ALPINE FILE CI .b
ENGINEERING INC. / ( - a (...(' '‘
May 31,2017
Mr.JR Mondragon
Acting Chief Building Official—Senior Building Inspector ,4 — .
Town of Vail /1 r�� c"
42 West Meadow Drive
Vail,CO 81657 ---
RE: B11-0496 STRATA Vail Permit Drawings
Exception for Existing Grade, Strata Vail East Sidewalk Accessible ROW Route
Dear JR:
We are requesting your consideration on behalf of the Owner, for an exception based on existing grades at
Strata Vail.This exception is in regard to the pedestrian accessible route to the building point-of-entry.
Per Public Rights-of-Way Accessibility Guidelines,Grade(R302.5)."....where pedestrian access routes
are contained within a street or highway right-of-way,the grade of the pedestrian access route is
permitted to equal the general grade established for the adjacent street or highway...."
Currently,in this area of Lionshead there are no accessible routes from public transportation stops,
passenger loading zones,public streets and sidewalks within the surrounding area to the building site.
Refer to the attached Exhibit'A' showing the surrounding areas with no accessible routes.These
conditions go beyond the immediate area of where this building is located.
This request is based uptin Public Rights-of-Way Accessibility Guidelines.We are requesting for the
Town of Vail to allow the sidewalk along East Lionshead Circle to remain as constructed.
If you have any questions regarding this correspondence,please contact me or Eduardo.
Sincerely,
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Kent A.Kriehn, PE Eduardo Illanes,AIA
Alpine Engineering,Inc. Principal
OZ Architecture, Inc.
Enclosures: Exhibit`A';Excerpt pages 1-3 Chapter R3 Technical Requirements U.S. Access Board
Cc: Tom Kassmel,TOV
Rodrigo Cortina,Lionshead Inn
Axel Russel,TWP;Jeff Mapp,OZ;Tim Leininger,AEI
PO Box 97.Edvmards.CO 81632 97(1-926-117;
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Chapter R3;Technical Requirements-United States Access Board https://www.access-board.gov/guidelines-and-standards/streets-sidew...
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Chapter R3: Technical Requirements
CHAPTER R3: TECHNICAL REQUIREMENTS
R301 General
R301.1 Scope.The technical requirements in Chapter 3 shall apply where required by Chapter 2 or where
referenced by a requirement in this document.
R302 Pedestrian Access Routes
R302.1 General. Pedestrian access routes shall comply with R302.
R302.2 Components. Pedestrian access routes shall consist of one or more of the following components:
1. Sidewalks and other pedestrian circulation paths, or a portion of sidewalks and other pedestrian circulation
paths, complying with R302.3 through R302.7;
2. Pedestrian street crossings and at-grade rail crossings complying with R302.3 through R302.7, and R306;
3. Pedestrian overpasses and underpasses and similar structures complying with R302.3 through R302.7;
4. Curb ramps and blended transitions complying with R302.7 and R304;
5. Ramps complying with R407;
6. Elevators and limited use/limited application elevators complying with sections 407 or 408 of Appendix D to
36 CFR part 1191;
7. Platform lifts complying with section 410 of Appendix D to 36 CFR part 1191; and
8. Doors, doorways, and gates complying with section 404 of Appendix D to 36 CFR part 1191.
Advisory R302.2 Components.The technical requirement for elevators, limited use/limited application
elevators, platform lifts, and doors, doorways, and gates are contained in the Americans with Disabilities Act
Accessibility Guidelines for Buildings and Facilities and the Architectural Barriers Act Accessibility Guidelines (36
CFR part 1191).
R302.3 Continuous Width. Except as provided in R302.3.1, the continuous clear width of pedestrian access
routes shall be 1.2 m (4.0 ft) minimum, exclusive of the width of the curb.
Figure R302.3 Continuous Width
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Chapter R3:Technical Requirements-United States Access Board https://www.access-board.gov/guidelines-and-standards/streets-sidew...
Curb
C\
C+.1
PAR within width of sidewalk
Advisory R302.3 Continuous Width.The continuous clear width requirements in R302.3 apply to sidewalks
and other pedestrian circulation paths, pedestrian street crossings and at-grade rail crossings, and pedestrian
overpasses and underpasses and similar structures (see R302.2). Clear width requirements are contained in
R304.5.1 for curb ramps and blended transitions, and in R407.4 for ramps. Where sidewalks are wider than 1.2
m (4.0 ft), only a portion of the sidewalk is required to comply with the requirements in R302.3 through
R302.7. Additional maneuvering space should be provided at turns or changes in direction, transit stops,
recesses and alcoves, building entrances, and along curved or angled routes, particularly where the grade
exceeds 5 percent. R210 prohibits street furniture and other objects from reducing the minimum clear width of
pedestrian access routes.
R302.3.1 Medians and Pedestrian Refuge Islands.The clear width of pedestrian access routes within
medians and pedestrian refuge islands shall be 1.5 m (5.0 ft) minimum.
R302.4 Passing Spaces. Where the clear width of pedestrian access routes is less than 1.5 m (5.0 ft), passing
spaces shall be provided at intervals of 61 m (200.0 ft) maximum. Passing spaces shall be 1.5 m (5.0 ft)
minimum by 1.5 m (5.0 ft) minimum. Passing spaces are permitted to overlap pedestrian access routes.
Figure R302.4 Passing Spaces
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Chapter R3:Technical Requirements-United States Access Board https://www.access-board.gov/guidelines-and-standards/streets-sidew...
Curb
Passing
CV space
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> 61mX15_
200 ft
ft-.._._. .
R302.5 Grade. Except as provided in R302.5.1, where pedestrian access routes are contained within a street
or highway right-of-way, the grade of pedestrian access routes shall not exceed the general grade established
for the adjacent street or highway. Where pedestrian access routes are not contained within a street or highway
right-of-way, the grade of pedestrian access routes shall be 5 percent maximum.
Advisory R302.5 Grade.The grade requirements in R302.5 apply to sidewalks and other pedestrian
circulation paths, pedestrian street crossings and at-grade rail crossings, and pedestrian overpasses and
underpasses and similar structures (see R302.2). The grade of the pedestrian access route is measured parallel
to the direction of pedestrian travel. Running slope requirements are contained in R304.2.2 for perpendicular
curb ramps, in R304.3.2 for parallel curb ramps, in R304.4.1 for blended transitions, and in R407.2 for ramps.
R302.5.1 Pedestrian Street Crossings. Where pedestrian access routes are contained within pedestrian
street crossings, the grade of the pedestrian access route shall be 5 percent maximum.
R302.6 Cross Slope. Except as provided in R302.6.1 and R302.6.2, the cross slope of pedestrian access
routes shall be 2 percent maximum.
Advisory R302.6 Cross Slope. The cross slope requirements in R302.6 apply to sidewalks and other
pedestrian circulation paths, pedestrian street crossings and at-grade rail crossings, and pedestrian overpasses
and underpasses and similar structures (see R302.2). The cross slope of the pedestrian access route is
measured perpendicular to the direction of pedestrian travel. Cross slope requirements are contained In
R304.5.3 for curb ramps and blended transitions, and in R407.3 for ramps.
R302.6.1 Pedestrian Street Crossings Without Yield or Stop Control. Where pedestrian access routes are
contained within pedestrian street crossings without yield or stop control, the cross slope of the pedestrian
access route shall be 5 percent maximum.
Advisory R302.6.1 Pedestrian Street Crossings Without Yield or Stop Control. Pedestrian street
crossings without yield or stop control are crossings where there is no yield or stop sign, or where there is a
traffic signal that is designed for the green phase. At pedestrian street crossings without yield or stop control,
vehicles can proceed through the intersection without slowing or stopping. Where pedestrian access routes are
contained within pedestrian street crossings with yield or stop control, the cross slope of the pedestrian access
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