StacksVerified U.S. regulatory reference

30 CFR §57.11037

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Ladderways constructed after November 15, 1979, shall have a minimum unobstructed cross-sectional opening of 24 inches by 24 inches measured from the face of the ladder.