OSHA released three new guidance products to educate workers and employers about the hazards workers face in trenching operations. Unprotected trenches are among the deadliest hazards in the construction industry: Since 2003, more than 200 workers have died in trench cave-ins, and hundreds more have been seriously injured, OSHA says. Subjects covered in the documents include proper shoring and sloping; evaluations by competent persons; means of access/egress; atmospheric hazard testing; and protective systems. The guidance also describes the protective measures that are required under OSHA’s e
