# Directives
1 - National - STD 01-01-008 [STD 1-1.8] - 29 CFR 1910.23(c), Metal Pouring Platforms -- Protection of Open- sided Floors, Platforms and Runways
# Regulations
1 - 1910.23(c) - Ladders.
# Standard Interpretations
1 - 1910.23(c) - Alternative fall protection program when guardrails are infeasible to install.
2 - 1910.23(c) - Fall protection for an extendable gangway.