Wheelchair Ramps

1. The maximum slope of the ramp is one inch of rise for
each linear foot of run. (one inch rise in 18 inches of run
will better assist the aged)

2. The minimum clearance between handrails is
36 inches. (42 inches recommended)

3. The maximum rise for any ramp segment is 30 inches.
After 30 inches of rise a flat rest platform must be
provided. The platform must be as wide as the ramp and
a minimum of 60 inches in length.

4. A flat landing must be at the bottom and top of all ramps

5. Handrails/Gaurdrails must be on each side of the ramp
and landings. Rails must be at least 30 inches above the
ramp and no more than 38 inches above the ramp,
measured Vertically

These are Federal minimum requirements,
check your local requirements before building