Safety Through Design and the Hierarchy of Controls
CHST written lesson, 10 min read. CHST Domain 1: Hazard and Risk Identification and Control
Written with AI help from the rules it covers, then fact-checked against them. Study aid, not site-specific safety advice. The official rule controls.
What you'll learn
- Explain safety through design and when it has the most effect
- Rank controls using the NIOSH hierarchy of controls
- Apply 29 CFR 1926 requirements that put engineering and administrative controls before PPE
- Recognize when a control introduces a new hazard
What this lesson covers
This lesson covers designing hazards out of construction work and choosing controls in hierarchy order: elimination, substitution, engineering, administrative and PPE. It matters because many CHST questions give you four controls and ask which is most effective.
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 for 6 months, or $143 for all three for 12 months.
Try the free safety through design and the hierarchy of controls practice questions