![]() ![]() 1 For intermediate landings between runs, there must be at least 60 inches of clear width and a 60-inch minimum length. 1 Its level must not exceed a 1:48 ratio. 1 What Are the Latest ADA Requirements for Landings?Ī landing, which must be installed at the top and bottom of a ramp (in between separate sections), must be at least 60 inches long and 36 inches wide. Side flares used with certain curb ramp designs are limited to only a 1:10 ratio. ![]() The maximum ratio for cross slope here is 1:48. There are only a few exceptions to this rule, which are dependent on building materials.Ĭross-sloped ramps are the only other exception. The ADA also requires slopes to be consistent from end to end a ramp must have a uniform slope. An ADA curb ramp must have no more than a 1:12 ratio, or no greater than a 8.33% slope. Slope is the ratio of the height of a ramp to its length. What do the slope requirements for curb ramps and ramps mean? Larger ramps can be configured as a series of smaller rises, or a chair or platform lift may be used instead. However, the ADA doesn’t restrict length so long as a curb ramp or ramp doesn’t exceed 30 inches in height. 1Īn excessively long ramp run can be difficult to navigate with a wheelchair or walker. The only exception is when equipment essential to any work being performed is used. Its width must not be reduced by indentations, flared sides, or other design features. Railings are required if the ramp rises more than 6 inches. What are some additional requirements for curb ramp dimensions?Ī curb ramp must occupy a space 36 inches wide, not including handrails. 1:10 maximum with 6 inches maximum rise.Alterations: Are permitted on running slopes with limited space, such as:. ![]()
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