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664 HAZWOPER for General Site Workers V
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On-Site Survey Monitoring

  • Note the physical condition of the materials:
    • gas, liquid, or solid
    • color and turbidity
    • behavior, e.g., corroding, foaming or vaporizing
    • conditions conducive to splash or contact
  • Identify natural wind barriers, such as building, hills, and tanks.
  • Determine the potential pathways of dispersion:
    • air
    • biologic routes, such as animals and food chains
    • ground or surface water
    • land surface

Knowledge Check Choose the best answer for the question.

2-4. If IDLH or other dangerous conditions are not present and you can continue the survey, what should you take note of?