8afb9248_s___United_States_Access_Board_l_Costs_for_Camping_Facilities_Camping_Facility_Elements
[Final Rule] Generally does not require an increase in the size of the area provided for tent pads and tent platforms. In alterations to existing camping facilities, when an entity determines that the conditions listed in Table 3 do not permit full compliance with a specific provision, compliance with the provision is required to the extent practicable. [Camping Facility Elements] 
Tent pads and tent platforms provided within camping units with mobility features
Regulatory Assessment of the Final Guidelines - United States Access Board
Camping Facility Elements