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Indoor Air Vapor Intrusion Mitigation Approaches
The placard should also tell the building occupant how to read and interpret the monitoring instruments or warning devices provided. 6 ACRONYMS AND
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FAQs What does a placard on the building mean?
A placard is issued for one of three safety reasons: unsafe structures (i.e., collapsing roof), unsafe equipment (furnaces, boilers, electrical equipment, etc.)
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Vacant and Unsafe Structures-SAMPLE SOP
The placard symbol shall mean that structural or interior hazards exist to a degree that limits firefighting activity to exterior operations only, with entry.
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