Maximum slope for power chairs should be 1 5 rise to 12 length 7 1 degree angle.
Electric wheelchair ramp slope.
Learn the correct measurements of a properly constructed wheelchair ramp.
Modular ramps modular ramps are built for both home and commercial access.
For commercial public access a 1 12 ratio is required check your local codes.
Residential applications can use a 2 12 slope ratio if space is an issue but only if an assistant is present to help push the wheelchair or to help a person walking on the ramp.
Ada ramp specifications require a 1 12 ramp slope ratio which equals 4 8 degrees slope or one foot of wheelchair ramp for each inch of rise.
Ada guidelines require a minimum 5 x 5 flat unobstructed area at the top and bottom of the ramp.
To determine the percent of grade.
A 24 rise requires a minimum ramp length of 24 288 24 divided by 1.
Run is not the length of the ramp.
Maximum slope for hand propelled wheelchair ramps should be 1 of rise to every 12 of length 4 8 degree angle.
Divide rise by the run of ramp.
Please call our wheelchair ramp specialists today at 1 855 638 7554 we ll be glad to provide you with all the information you need to get started on your project.
Disability systems recommends a 1 12 slope on most applications.
The distance horizontally not along the slope from the top of the ramp to the bottom.
6 rise 52 ramp run 115 or 11 5 grade.