California Code of Regulations, Title 8, Section 3231. Stairways.
Stairway and Ladder Safety - General Requirements for Stairs - OSHAcademy free online training
OSHA Guardrail & Handrail Requirements - The Home Depot
Aluminum Boca Prefab Stairways, Commercial Stair, Galvanized Stairs, Industrial Stair, Metal Stair, Aluminum Stairs, Open Tread Stair, Out Door Metal Stair
1910.25 - Stairways. | Occupational Safety and Health Administration
Fixed Stairs - Safety Checklist Program for Schools | NIOSH | CDC
Stair Safety Requirements: IBC versus OSHA
Aluminum Industrial Stairways | Platforms and Ladders
Aluminum OSHA Stair with Outboard Guard, Galvanized Stairs, Industrial Stairs, Metal Stairs, Open Tread Stair
OSHA Standard for Stairs
OSHA Compliant Crossover Stairs | Banks Industrial Group
1910.29 - Fall protection systems and falling object protection - criteria and practices. | Occupational Safety and Health Administration
Heights of Handrail and Stair Rail Systems | Occupational Safety and Health Administration
Stairway and Ladder Safety - General Requirements for Stairs - OSHAcademy free online training
OSHA Stair Code | Industrial Metal Stairs for Employees