trenching & shoring safety= ¡Derrumbes! : seguridad al zanjar y entibar = Emergência em valas : desmoronamentos! seguridad al zanjar y entibar desmoronamentos! Coastal Training Technologies Corp moving image videorecording xxu Virginia Beach, Va Coastal 2007 monographic eng

electronic

video recording

1 digital video disc (DVD): digital ; 12cm. 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. specialized produced by Coastal Training Technologies. Library internal view only. System requirements: Adobe Acrobat Reader or Foxit reader(text in PDF). Disc also compatible with DVD player. Films for the hearing impaired Excavation Safety measures Earthwork Safety measures Industrial safety Earthmoving machinery Safety measures Excavating machinery Safety measures Accidents Prevention MED0002379(Local) UMP 090722 20251117113510.0 vtls000040648