Exterior ramps must be designed so that water does not accumulate on the ramp or landing surface. A slope up to 2% is allowed at landings for adequate drainage....
Search Results "Boarding Ramp"
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Outdoor Conditions [4.8.8]
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11B-406.5.1 Location
Curb ramps and the flared sides of curb ramps shall be located so that they do not project into vehicular traffic lanes, parking spaces, or parking access aisles....
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11B-406.5.1 Location
Curb ramps and the flared sides of curb ramps shall be located so that they do not project into vehicular traffic lanes, parking spaces, or parking access aisles....
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1.2.7
1.2.7 When local variations (flatness) for cross slope of ramps are measured according to 1.1.14 at least 80% (rounded to the nearest whole number) should not exceed a 2% slope....
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2. Age of Streets and Sidewalks
In addition, the requirements vary depending on the age of a highway, road, street, or sidewalk, and depending on when and whether it was paved, repaved, resurfaced beyond normal...
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11B-405.10 Wet conditions
Landings subject to wet conditions shall be designed to prevent the accumulation of water.
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405.7.1 Slope
Landings shall comply with 302. Changes in level are not permitted. EXCEPTION: Slopes not steeper than 1:48 shall be permitted.
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405.7.1 Slope
Landings shall comply with 302. Changes in level are not permitted. EXCEPTION: Slopes not steeper than 1:48 shall be permitted.
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405.7.1 Slope
405.7.1 Slope. Landings shall comply with 302. Changes in level are not permitted. EXCEPTION: Slopes not steeper than 1:48 shall be permitted.
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11B-405.7.1 Slope
Landings shall comply with Section 11B-302. Changes in level are not permitted. Exception: Slopes not steeper than 1:48 shall be permitted.
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4.8.5(4)
(4) Gripping surfaces shall be continuous.
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R304.5.5 Clear Space
R304.5.5 Clear Space. Beyond the bottom grade break, a clear space 1.2 m (4.0 ft) minimum by 1.2 m (4.0 ft) minimum shall be provided within the width of the pedestrian street...
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4.8.5(7)
(7) Handrails shall not rotate within their fittings.
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4.8.5(3)
(3) The clear space between the handrail and the wall shall be 1 - 1/2 in (38 mm).
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11B-405.10 Wet conditions
Landings subject to wet conditions shall be designed to prevent the accumulation of water.
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11B-405.7.1 Slope
Landings shall comply with Section 11B-302. Changes in level are not permitted. Exception: Slopes not steeper than 1:48 shall be permitted.
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11B-405.10 Wet conditions
Landings subject to wet conditions shall be designed to prevent the accumulation of water.
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1009.8 Two-way communication
Two-way communication systems are not required on floors provided with ramps conforming to the provisions of Section 1012....
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1009.8 Two-way communication
Two-way communication systems are not required on floors provided with ramps conforming to the provisions of Section 1012....
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Trailheads
Access Board against the U.S. Department of the Interior, National Park Service for installing an inaccessible toilet at 10,000 feet (3,048 meters) on Mt. Rainer....
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10.3.2(5)
New direct connections to commercial, retail, or residential facilities shall, to the maximum extent feasible, have an accessible route complying with 4.3 from the point of connection to boarding...
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1.1.1
For example, the 1:12 slope stated in ADAAG and ADA/ABAAG is a maximum slope for ramps, not a design requirement....
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4.7.2 SLOPE
Slopes of curb ramps shall comply with 4.8.2. The slope shall be measured as shown in Fig. 11....
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4.7.2 Slope
Slopes of curb ramps shall comply with 4.8.2. The slope shall be measured as shown in Fig. 11....