2010 ADA Standards for Accessible Design Pocket Guide
1008.3.2.3 Transfer Supports.
At least one means of support for transferring shall be provided.
Advisory 1008.3.2.3 Transfer Supports. Transfer supports are required on transfer platforms and transfer steps to assist children when transferring. Some examples of supports include a rope loop, a loop type handle, a slot in the edge of a flat horizontal or vertical member, poles or bars, or D rings on the corner posts.