Trenching and Excavating – Module 27306-14

Trenching and Excavating – Module 27306-14


(Module ID 27306-14)

Provides an introduction to working in and around excavations, particularly in preparing building foundations. Describes types and bearing capacities of soils; procedures used in shoring, shielding, and sloping trenches and excavations; trenching safety requirements, including recognition of unsafe conditions; and mitigation of groundwater and rock when excavating foundations.

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