No minimum is listed but shirley a 2 or 8 curb or rail as a barrier might not be cane detectable.
Cane rail under stair.
Aluminum adjustable cane from 29 to 39 with offset ergonomic handle.
Fixed planters benches and other elements can be used instead of guardrails.
Non skid diamond shaped tread surface with non slip rubber feet for greater stability.
But if you go with a rail.
They can be installed with concrete anchors.
Ada co mpliant under stair rails.
Fixed barriers such as guardrails are required where the vertical clearance is less than 80 such as at open stairways and along sloped or curved walls.
Base made in the usa.
These are welded under stair cane rail detection for ada compliance.
It does not need to be 36 high.
In fact any cane detection element that you provide should not be any higher than 27 above the finished floor.
Oct 23 2018 1 both ansi and ibc require spaces under stairs to be cane detectable.
Weight limit 350 lbs.
27 is the maximum height for the barrier in both codes.
Lightweight weighing only 2 lbs.
Barriers must have leading edges no higher than 27 so that they are within cane sweep.
Typical components shall match the stair sytems with 3 heavy corner post.