Workplace safety exposure includes the above ground exposures of falling from heights and the underground exposures of digging. What type of safety or restraining harness and belts are used? When laying underground lines and cables, what safety controls are in place to prevent collapse of the trench or tunnel that has been dug by the excavator? Does the operation do any of its own digging? If so, what controls are in place to make sure no existing utilities are struck?
For cable or line lying, what shutoff and lockout procedures are in place to make sure the cable or lines are not live? What procedures are in place for installation near other “live” lines and cables? What premises controls are in place to prevent injury to passersby during the installation process? For interior contractors, what shutoff and lockout procedures are in place to make sure the wiring is not live? Does the operation involve any work with PCBs and, if so, what are the training and procedures?