The 21 inches minimum width is based on the ideal chair width recommended in Architectural Graphic Standards for auditorium seating....
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Transfer Surface Size: Equipment Used by Patients in a Seated Position (M302.2.2)
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11B-705.1.2.3 Islands or cut-through medians
Detectable warnings at pedestrian islands or cut-through medians shall be 36 inches (914 mm) minimum in depth extending the full width of the pedestrian path or cut-through less 2 inches...
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11B-406.5.12 Detectable warnings
The detectable warning shall extend the full width of the curb ramp (exclusive of flared sides) and shall extend either the full depth of the curb ramp or 24 inches (610 mm) deep minimum...
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4.26.2* SIZE AND SPACING OF GRAB BARS AND HANDRAILS
The diameter or width of the gripping surfaces of a handrail or grab bar shall be 1-1/4 in to 1-1/2 in (32 mm to 38 mm), or the shape shall provide an equivalent gripping surface....
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Clearances for Side Approaches
These clearances, which are permitted to overlap, may determine the width of corridors, including entry alcoves with offset doors....
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Seeger et al.
Both unoccupied and occupied dimensions of device width and length were measured as well as a set of other basic dimensions....
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§ 38.159(b)(7) Platform gaps
Any openings between the platform surface and the raised barriers shall not exceed 5/8 inch (16 mm) in width....
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11B-406.5.12 Detectable warnings
The detectable warning shall extend the full width of the curb ramp (exclusive of flared sides) and shall extend either the full depth of the curb ramp or 24 inches (610 mm) deep minimum...
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11B-705.1.2.3 Islands or cut-through medians
Detectable warnings at pedestrian islands or cut-through medians shall be 36 inches (914 mm) minimum in depth extending the full width of the pedestrian path or cut-through less 2 inches...
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11B-406.5.12 Detectable warnings
The detectable warning shall extend the full width of the curb ramp (exclusive of flared sides) and shall extend either the full depth of the curb ramp or 24 inches (610 mm) deep minimum...
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308.3.1 Unobstructed
Where a clear floor or ground space allows a parallel approach to an element and the side reach is unobstructed, the high side reach shall be 48 inches (1220 mm) maximum and the low side...
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406.6 Diagonal Curb Ramps
The bottom of diagonal curb ramps shall have a clear space 48 inches (1220 mm) minimum outside active traffic lanes of the roadway....
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Landings [§405.7]
Intermediate landings between runs must be at least 60” wide clear and 60” long clear where ramps change direction (any change from linear)....
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11B-904.4.2 Forward approach
A clear floor or ground space complying with Section 11B-305 shall be positioned for a forward approach to the counter. [2010 ADA Standards] 904.4.2 Forward Approach....
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Mockett HK2B-SSS Triple Coat Hook
Size: 8 13/32" overall width, 1 9/16" projection. Mounting kit included. Finish: Satin Stainless Steel....
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1133A.2, Item 1
A clear floor space at least 30 inches (762 mm) by 48 inches (1219 mm) that allows a parallel approach by a person in a wheelchair shall be provided at the range or cooktop....
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11B-802.5 Semi-ambulant seats
Semi-ambulant seats shall provide at least 24 inches (610 mm) clear leg space between the front of the seat to the nearest obstruction or to the back of the seat immediately in front....
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§ 36.406(d)(1)
(1) In sleeping rooms with more than 25 beds covered by this section, a minimum of 5% of the beds shall have clear floor space complying with section 806.2.3 of the 2010 Standards....
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§ 35.151(e)(1)
(1) In sleeping rooms with more than 25 beds covered by this section, a minimum of 5% of the beds shall have clear floor space complying with section 806.2.3 of the 2010 Standards....
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1133A.2, Item 1
A clear floor space at least 30 inches (762 mm) by 48 inches (1219 mm) that allows a parallel approach by a person in a wheelchair shall be provided at the range or cooktop....
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11B-802.5 Semi-ambulant seats
Semi-ambulant seats shall provide at least 24 inches (610 mm) clear leg space between the front of the seat to the nearest obstruction or to the back of the seat immediately in front....
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11B-802.5 Semi-ambulant seats
Semi-ambulant seats shall provide at least 24 inches (610 mm) clear leg space between the front of the seat to the nearest obstruction or to the back of the seat immediately in front....
