Purpose of Program Review. Program Review is a systematic way to assess the quality of SIUE's academic programs and determine ways to improve the quality of education, scholarship, and service.
Sheeting means the members of a shoring system that retain the earth in. position and in turn are supported by other members of the shoring system. See. figure 2.0. Shield (Shield system) means a structure used in an excavation to withstand. cave-ins and which will protect employees working within the shield system.
OSHA's excavation standard requires employers to provide sloping (or benching), shoring, or shielding to protect employees in excavations 5 feet or more in depth. The only exception is for a trench dug in stable rock, where there is no loose soil or likelihood of a cave-in.