Space is needed at the top and bottom of ramps so that people using wheelchairs can align with the running slope and maneuver from ramps, including when making turns (which is difficult...
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Obstructions [4.7.8]
- Figure 505.10.1 Top and Bottom Handrail Extension at Ramps – Drawing from the U.S. Access Board
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4. Example: Installing Curb Ramps for Program Accessibility
Some intersections have curb ramps; most do not. The town is trying to figure out where to install curb ramps to provide access to the town hall....
- Simplified Building Concepts ADA Handrail
- Alumi-Guard Handrail
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A4.8.2 Slope and Rise
Ramp slopes between 1:16 and 1:20 are preferred. The ability to manage an incline is related to both its slope and its length....
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§ 38.159(c)(4) Ramp barriers
(4) Ramp barriers. Each side of the ramp shall have barriers at least 2 inches (50 mm) high to prevent mobility aid wheels from slipping off....
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§ 38.83(c)(4) Ramp barriers
(4) Ramp barriers. Each side of the ramp or bridge plate shall have barriers at least 2 inches high to prevent mobility aid wheels from slipping off....
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Slope [4.7.2]
The running slope of curb ramps cannot exceed 1:12....
- SafePath: ADA Entry Level Landing Installation Training Video
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§ 38.125(c)(5) Slope
Ramps or bridge plates shall have the least slope practicable....
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11B-206.2.19 Pedestrian street crossings
Where walks or sidewalks are provided, a curb ramp, blended transition, or a combination of curb ramps and blended transitions complying with Section 11B-406 shall connect the walks or sidewalks...
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4.7.10 Diagonal Curb Ramps
The bottom of diagonal curb ramps shall have 48 in (1220 mm) minimum clear space as shown in Fig. 15(c) and (d)....
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T402.12 Stowage
Where portable ramps and bridgeplates are permitted, a compartment, securement system, or other storage method shall be provided within the non-rail vehicle to stow such ramps and bridgeplates...
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B. Slopes
Slopes - Examine each of the interior routes described above: ...excluding accessible ramps, do the corridors have running slopes (i.e.: in the direction of travel) not more than 1:20...
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4.7.10 DIAGONAL CURB RAMPS
If diagonal (or corner type) curb ramps have returned curbs or other well-defined edges, such edges shall be parallel to the direction of pedestrian flow....
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§ 38.23(c)(3) Ramp threshold
(3) Ramp threshold. The transition from roadway or sidewalk and the transition from vehicle floor to the ramp may be vertical without edge treatment up to 1/4 inch....
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11B-1003.2.2 Boarding piers at boat launch ramps
Accessible routes serving boarding piers at boat launch ramps shall be permitted to use the exceptions in Section 11B-1003.2.2....
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Re: 405 Ramps
Gentlemen/Ladies: While the code requires a 60"x 60" clear landing, does it have to be square? Please see attached and advise, thank you.
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§ 38.159(c)(6) Attachment
When in use for boarding or alighting, the ramp shall be firmly attached to the vehicle so that it is not subject to displacement when loading or unloading a heavy power mobility aid and...
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11B-406.3.2 Turning space
A turning space 48 inches (1219 mm) minimum by 48 inches (1219 mm) minimum shall be provided at the bottom of the curb ramp....
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11B-1003.2.2 Boarding piers at boat launch ramps
Accessible routes serving boarding piers at boat launch ramps shall be permitted to use the exceptions in Section 11B-1003.2.2. Exceptions: 1. ...
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11B-1003.2.2 Boarding piers at boat launch ramps
Accessible routes serving boarding piers at boat launch ramps shall be permitted to use the exceptions in Section 11B-1003.2.2. Exceptions: 1....
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4.7.8 Obstructions
Curb ramps shall be located or protected to prevent their obstruction by parked vehicles....