Americans with Disabilities Act of 1990: Selected RegulationsCommerce Clearing House, 1991 - Barrier-free design |
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Page 35488
... Risers . On any given flight of stairs , all steps shall have uniform riser heights and uniform tread widths . Stair treads shall be no less than 11 in ( 280 mm ) wide , measured from riser to riser ( see Fig . 18 ( a ) ) . Open risers ...
... Risers . On any given flight of stairs , all steps shall have uniform riser heights and uniform tread widths . Stair treads shall be no less than 11 in ( 280 mm ) wide , measured from riser to riser ( see Fig . 18 ( a ) ) . Open risers ...
Page 35489
... Riser Fig . 18 Usable Tread Width and Examples of Acceptable Nosings ( c ) Rounded Nosing 4.10 Elevators min UP ( a ) Plan X ( 31 Federal Register / Vol . 56 , No. 144 / Friday , July 26 , 1991 / Rules and Regulations 35489.
... Riser Fig . 18 Usable Tread Width and Examples of Acceptable Nosings ( c ) Rounded Nosing 4.10 Elevators min UP ( a ) Plan X ( 31 Federal Register / Vol . 56 , No. 144 / Friday , July 26 , 1991 / Rules and Regulations 35489.
Page 35490
... riser . Y is the minimum handrail extensior of 12 in plus the width of one tread that is required at each bottom riser . ( b ) Elevation of Center Handrail Fig . 19 Stair Handrails X 12 min 305 less than 27 ( d ) Extension at Top of Run ...
... riser . Y is the minimum handrail extensior of 12 in plus the width of one tread that is required at each bottom riser . ( b ) Elevation of Center Handrail Fig . 19 Stair Handrails X 12 min 305 less than 27 ( d ) Extension at Top of Run ...
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accessible route ADAAG aids and services Americans with Disabilities application Attorney auxiliary aids barrier removal building or facility certification clarify clear floor space commenters commercial facilities compliance comply construction and alterations Controlled Substances Act covered entity criteria curb ramps definition Department designed determining direct threat discrimination door drug rehabilitation drugs elevator employer employment essential functions examination example final rule grab bars guidelines Handrails hearing impairments House Judiciary Report House Labor Report illegal individuals with disabilities interpretive guidance January 26 located major life activity minimum modifications operation paragraph path of travel perform permit persons with disabilities place of public private entity prohibits proposed rule public accommodation qualified individual readily achievable reasonable accommodation regulations Rehabilitation Act rental establishments request seating section 504 Senate Report signage specific stall subpart substantially limited term text telephone title VII toilet undue hardship usable water closet wheelchair