Whether it’s one step or five steps to get into your home, when there is a wheelchair involved, it’s too many. We install weather resistant wood and aluminum ramps built. Remember, for every inch or rise (ground to entrance), you need 12 inches of ramp
1:12 (4.8° )
The recommended slope for home ramps. This works for most strong unassisted manual chair users.
Acceptable grade for portable ramp use by occupied chairs and scooters with assistance.
To determine the length of ramp for your application, first you need to determine the rise. The rise is the vertical measurement between ground and where the top of the ramp is going to sit.
Portable ramps are intended for rises under 16″.