Section 444.448 - LaddersWhere required, ladders must meet the following specifications:
1. Spa ladders must be made entirely of corrosion-resistant materials.2. Ladder treads must have slip-resistant surfaces.3. Ladder designs must provide two handholds or handrails which fully serve all treads. The outside diameter of handrails must not be more than 1.9 inches (4.83 cm) or less than 1 inch (2.54 cm).4. The clearance between a ladder and the spa wall must be not more than 6 inches (15.24 cm) nor less than 3 inches (7.62 cm).Nev. Admin. Code § 444.448
Bd. of Health, Public Spa Reg. 12 §§ 12.4-12.4.5, eff. 11-27-79