Harry Butler, P.E., shows Pete Richter of A.W. Oakes how to test soil type during a recent competent-person for trenching and excavation class. Understanding soil characteristics is one key to safe ...
Trench construction is the perfect amalgamation of all four of OSHA’s top construction hazards: falling, being struck by a vehicle or materials, getting caught in between structures, and electrocution ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback