Enter the rise in the field below to calculate your ramp length. The rise is the total number of inches from lower level to upper level.
Generally Recommended Slope Angles:
4.8-degree: This is Americans With Disabilities Act-compliant – click here for more information about Roll-A-Ramp and ADA
7-degree: Manual wheelchair users who are independent or who have an attendant with limited strength
10-degree: Manual wheelchairs with a reasonably strong attendant
12-degree: Power wheelchairs or scooters and manual chairs with a strong attendant
15-degree: Restricted space, unoccupied loading/unloading