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N vvr <br /> Level D Provides no respiratory protection and minimal skin protection. <br /> Coveralls; <br /> Safety boots/shoes; <br /> Safety glasses or chemical splash goggles; <br /> Hard Hat. <br /> Optional: <br /> Gloves; <br /> Escape Mask; <br /> Face shield. <br /> 6.0 WORK SECURITY ZONES <br /> During power augering operations areas which may have public access will be identified with <br /> brightly colored barrier tape or other demarcation methods. The perimeter of the work zone will <br /> normally be approximately 20 feet from the drilling rig or excavation site. The work zone shall <br /> include an Exclusive zone (contaminated area), a Contamination Reduction Zone for <br /> decontamination, and a Contamination Reduction Corridor and Support Zone non-contaminated <br /> area. <br /> The exact locations of all work areas, the decontamination area, equipment storage area, rest <br /> area, restroom facilities, and routes of exit will be established in the field. When possible the <br /> support areas will be established upwind of the work zone. <br /> All unauthorized personnel will not be allowed within the work zone. All personnel entering the <br /> work zone will identify themselves with the Health and Safety Officer. <br /> 7.0 DECONTAMINATION METHODS <br /> _ The following procedures will be instituted to prevent or reduce the physical transfer of <br /> contaminants by equipment and/or personnel from the Exclusion and Contamination Reduction <br /> Zone: <br /> All authorized personnel shall enter and exit the Exclusive Zone through the <br /> Contamination Reduction Zone; <br /> All personal protective equipment, including respirators (less cartridges), <br /> protective clothing and boots shall be removed and placed in marked containers <br /> CA95DE-034 <br /> American Geological Services, Inc. <br /> 8 <br />