Benching involves excavating the sides of an excavation to form one or a series of horizontal levels or steps. A toolbox talk can review common mistakes associated with benching, such as benching in ...

The excavation operator commented that he was to bench the road-facing side of the trench. However, OSHA requires that type C soil be sloped and never benched. Furthermore, sloping and benching ...

Upon course completion of students will have the ability to assess employers' compliance with the OSHA Excavation Standard, utilize soil testing methods to classify soil types, determine protective ...

Finally, the integrated framework is applied to a subway deep excavation project, which verifies that the proposed intelligent integrated framework can accurately identify soil parameters in an ...

The excavation operator commented that he was to bench the road-facing side of the trench. However, OSHA requires that type C soil be sloped and never benched. Furthermore, sloping and benching ...