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Keywords: cavity
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Proceedings Papers

Paper presented at the ASSE Professional Development Conference and Exhibition, June 9–12, 2008
Paper Number: ASSE-08-625
... to a construction or facility maintenance location, the compliance officer (or the site's safety officer or other competent person) may find the following questions useful. 1. Is the cut, cavity, or depression a trench or an excavation? 2. Is the cut, cavity, or depression more than 4 ft (1.2 m) in depth? 3...
Proceedings Papers

Paper presented at the ASSE Professional Development Conference, June 24–27, 2007
Paper Number: ASSE-07-0851
... classification should be left up to the competent person. Moisture, vibration and load affect the stability of the soil. What may be safe at one time may not be safe at another. These changes occur often without sufficient warning to protect the workers. competent person trench protection cavity...
Proceedings Papers

Paper presented at the ASSE Professional Development Conference and Exposition, June 10–13, 2001
Paper Number: ASSE-01-632
... risk management risk assessment exposure fungus risk and uncertainty assessment pulmonary hemosiderosis jarvis immunology indoor air environmental health center Health & Medicine health effect bioaerosol mold interpretation contamination cavity occupational spore indoor...

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