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Confined spaces in construction

CHST video lesson, 6:47. CHST Domain 1: Hazard and Risk Identification and Control

Narrated with an AI-generated voice. The script is AI-drafted from the cited rules and fact-checked against them.

CHST exam review of 29 CFR 1926 Subpart AA: who identifies permit spaces, program duties, alternate entry, reclassification, atmospheric testing order, attendants and the one-year program review.

Included with every CHST pass, with captions, chapters and the full transcript. Every rule and number is cited on screen to its primary source.

What this lesson covers

In this lesson, you'll learn to: say who identifies and classifies confined spaces, state when alternate entry procedures are allowed, order the atmospheric tests and know the 10 percent LFL note, and apply reclassification and program review rules.

  • Intro
  • Learning objectives
  • Identify and inform
  • Multi-employer coordination
  • Alternate procedures
  • Testing and monitoring
  • Attendants and rescue
  • Reclassification
  • Program review
  • On the job
  • Common exam traps
  • Recap quiz

The video, captions and full transcript are included with every CHST pass. See passes

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