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Interior Accessible Routes

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Interior Accessible Routes
{Doc#:339} | {Location:341}
3.1 Is there a continuous accessible route connecting all interior public to each other and at least one accessible entrance?
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3.2 The route is under 36" wide OR under 32" wide OR 32" for over 24" OR 32" sections are not separated by at least 48" between reduced areas, violating 2010 ADA Standards for Accessible Design Section 403.5.1.
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3.3 If the route is greater than 200 feet in length and less than 60 inches wide, is there a passing space no less than 60 x 60 inches? [403.5.3]
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3.4 Does Ramp Meet ADA Requirements?
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3.5 Is there a level landing where the ramp changes direction that is at least 60 x 60 inches?[405.7.4]
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3.6 Is the top of the handrail gripping surface no less than 34 inches and no greater than 38 inches above the ramp surface? [505.4]
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3.7 Do all objects on circulation paths through public areas, e.g. fire extinguishers, drinking fountains, signs, etc., protrude no more than 4 inches into the path? Or If an object protrudes more than 4 inches, is the bottom leading edge at 27 inches or lower above the floor? [307.2] Or Is the bottom leading edge at 80 inches or higher above the floor? [307.4]
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3.8 Are there elevators or platform lifts to all public stories? Note: Vertical access is not required in new construction or alterations if a facility is less than three stories or has less than 3,000 square feet per story, unless the facility is a shopping center, shopping mall, professional office of a health care provider, transportation terminal, state facility or local government facility.
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3.9 Does the ramp have > 6" rise with proper elemental features.
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3.10 Do stairs have risers spaced 4" minimum to 7" maximum and are treads 11" deep minimum?
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3.11 Is tread edge radius > 1/2" or project beyond risers without underside beveling? (Risers are permitted to slope up to 30 degrees max with 1 1/2" max projection).
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3.12 Do stairs have handrails complying with 505?
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3.13 Is there a level landing where the ramp changes direction that is at least 60 x 60 inches?[405.7.4]
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3.14 Cross slope exceeds 1:48 and/or running slope exceeds 5% on walking surface violating ADAS Section 403.3.
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3.15 Is the handrail gripping surface continuous and not obstructed along the top or sides? [505.3] If there are obstructions, is the bottom of the gripping surface obstructed no more than 20%? [505.6]
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3.16 If the handrail gripping surface is circular, is it no less than 1 ¼ inches and no greater than 2 inches in diameter? [505.7.1]
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3.17 If the handrail gripping surface is non-circular: Is the perimeter no less than 4 inches and no greater than 6¼ inches? Is the cross section no greater than 2¼ inches? [505.7.2]
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3.18 Does the handrail: Extend at least 12 inches horizontally beyond the top and bottom of the ramp? Return to a wall, guard, or landing surface? [505.10.1] Note: If a 12” extension would be hazardous (in circulation path), it is not required.
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3.19 To prevent wheelchair casters and crutch tips from falling off: Does the surface of the ramp extend at least 12 inches beyond the inside face of the handrail? Or Is there a curb or barrier that prevents the passage of a 4-inch diameter sphere? [405.9.1, 405.9.2]
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