TY - ADVS ED - Coastal Training Technologies Corp. TI - Cave-in!: trenching & shoring safety= SN - MED0002379(Local) PY - 2007/// CY - Virginia Beach, Va PB - Coastal KW - Films for the hearing impaired KW - Excavation KW - Safety measures KW - Earthwork KW - Industrial safety KW - Earthmoving machinery KW - Excavating machinery KW - Accidents KW - Prevention N1 - Library internal view only N2 - Every year about 400 U.S. workers die in trenches, and 6,400 workers are seriously injured in trench cave-ins. That's why your people need to understand trench hazards - and how to prevent cave-ins. Complies with OSHA 1926. Video covers grain size and saturation, cohesion and soil testing, and protective systems. Includes special features as printable leader's guide and customizable Power-Point presentation ER -