Existing bleachers, folding and telescopic seating, and grandstands that exist prior to the adoption of this standard shall comply with this chapter and the applicable provisions of Chapter 1.
Exception: Tiered seating where the top of footboards, seatboards, aisles and cross aisles are not more than 30 inches (762 mm) above the floor or grade below, unless judged by the code official to represent a distinct hazard.
All existing tiered seating shall be inspected and evaluated at least once a year by a qualified person for compliance with the provisions of this chapter. All folding and telescopic seating shall be inspected to evaluate compliance with the manufacturer's installation and operational instructions, including an inspection during the opening and closing of such seating.
Where deficiencies are identified, the owner shall have until [DATE TO BE INSERTED BY JURISDICTION] to abate the unsafe condition as deemed necessary by the code official.
Alterations to any tiered seating shall conform with the requirements of this standard for new construction. Portions of the structure not altered and not affected by the alteration are not required to comply with the requirements in this standard for a new structure.