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.
Typical components shall match the stair sytems with 3 heavy corner post.
They can be installed with concrete anchors.
Ada co mpliant under stair rails.
Fixed planters benches and other elements can be used instead of guardrails.
Durable abs plastic step measuring 3 5 high x 9 wide x 9 length.
Non skid diamond shaped tread surface with non slip rubber feet for greater stability.
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.
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Oct 23 2018 1 both ansi and ibc require spaces under stairs to be cane detectable.
Lightweight weighing only 2 lbs.
But if you go with a rail.
These are welded under stair cane rail detection for ada compliance.
Aluminum adjustable cane from 29 to 39 with offset ergonomic handle.
Weight limit 350 lbs.
Cane railing is a mandatory item for today s new multifamily projects.
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.