We're sorry, but OSHAcademy doesn't work properly without JavaScript enabled. Please turn on JavaScript or install a browser that supports Javascript.

501 EM 385-1-1 Chapters 9-15
Skip to main content

10-6. Activity Hazard Analysis (AHA) Requirements.

Development of Activity Hazard Analyses (AHAs) for Hot Work

The AHA must include the following:

  • The type of metals used in the AHA.
  • Specify the welding process employed.
  • Detail the extinguishing method for each operation.
  • The identity of the CP for welding and fire watch.
  • The employer determination of how long the fire watch must stay in place (at least 30 minutes) after exposure has ended and documented in the AHA.
  • a List the PPE required per chapter 5.

Knowledge Check Choose the best answer for the question.

10-4. The employee performing welding and fire watch duties must be _____.

10-6. Activity Hazard Analysis (AHA) Requirements.