Hot work, welding and cutting
CHST written lesson, 10 min read. CHST Domain 1: Hazard and Risk Identification and Control
AI-drafted from the cited rules and fact-checked against them. Study aid, not site-specific safety advice. The official rule controls.
What you'll learn
- State the separation options for stored oxygen and fuel-gas cylinders
- Apply cylinder handling, placement and fuel-gas valve rules
- Apply hose and torch inspection and testing requirements
- Explain the order of fire prevention controls and fire watch duties
- Describe the rules for enclosed spaces, drums and hollow structures
What this lesson covers
This lesson covers how OSHA's construction rules control the fire and explosion hazards of welding, cutting and heating: cylinder handling and storage, fuel-gas equipment, and fire prevention. These are heavily tested distances, limits and duties, and they are the checks that prevent jobsite fires.
This lesson is included with a pass
Written lessons come with every CHST pass, along with the video lessons, the question bank, mocks and the tutor. $80 per exam or $143 for all three, for 180 days.
Try the free hot work, welding and cutting practice questions