StacksVerified U.S. regulatory reference

30 CFR §57.19013

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Where any diesel or similar fuel-injection engine is used to power a hoist, the engine shall be equipped with a damper or other cutoff in its air intake system. The control handle shall be clearly labeled to indicate that its intended function is for emergency stopping only.