HT220 Operator’s Manual Prepare - 55 Classify Jobsite Apply Precautions Once classified, precautions appropriate for jobsite must be taken. Electric Jobsite Precautions Use one or both of these methods. Expose line by careful hand digging or soft excavation. Have service shut down while work is in progress. Have electric company test lines before returning them to service. Natural Gas Jobsite Precautions In addition to positioning equipment upwind from gas lines, use one or both of these methods. Expose lines by careful hand digging or soft excavation. Have gas shut off while work is in progress. Have gas company test lines before returning them to service.
Crystalline Silica (Quartz) Dust Precautions Jobsite hazards could cause death or serious injury. Use correct equipment and work methods. Use and maintain proper safety equipment. NOTICE: Cutting, drilling or working materials such as, concrete, sand or rock containing quartz may result in exposure to silica dust. Use water spray or other means to control dust. If workers are exposed to dust they must wear appropriate breathing protection. Silica dust may cause lung disease and is known to the State of California to cause cancer. CMW