2010 ADA Standards for Accessible Design Pocket Guide
234.4 Existing Amusement Rides.
Where existing amusement rides are altered, the alteration shall comply with 234.4.
Advisory 234.4 Existing Amusement Rides. Routine maintenance, painting, and changing of theme boards are examples of activities that do not constitute an alteration subject to this section.
Where load and unload areas serving existing amusement rides are newly designed and constructed, the load and unload areas shall comply with 1002.3.