Safety and health newsletter for the Oregon construction industry

April 24, 2014


Protective systems for excavations more than 20 feet deep

shoring system

The basic methods for protection from cave-ins are sloping, benching, shoring, and shielding. Oregon OSHA's excavation standard requires that a registered professional engineer design the protective systems for excavations more than 20 feet deep; of course, most shoring and shielding systems manufactured today are designed by registered professional engineers.

The important point to remember is a registered professional engineer must design sloping and benching systems for excavations more than 20 feet deep. The design must be in writing and must include:

At least one copy of the design must be kept at the jobsite while the slope is being constructed.

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But remember: the information in this newsletter is intended to highlight safe work practices, but it does not replace Oregon OSHA workplace safety and health rules.

For information about Oregon OSHA services and answers to technical questions, call (503) 378-3272 or toll-free within Oregon, (800) 922-2689.