Objects that project into circulation paths must keep within the limits of 307 (leading edge heights, a 4 inch projection cap, post-mounted objects, 80 inch head room), except inside areas of sport activity and for the listed sports and play equipment. Operable parts on accessible elements, along accessible routes and inside accessible rooms and spaces must meet 309: clear floor space, reach ranges, usable with one hand and no tight grasp, pinch or wrist twist, and no more than 5 pounds of force; exceptions cover parts meant only for service or maintenance staff, electrical and communication receptacles in dedicated locations, floor outlets, HVAC diffusers, redundant controls, cleats and boat slip hardware, and exercise machine controls.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.