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ATC SITE SAFETY PLAN <br /> EXPOSURE MONITORING <br /> All sample results will be recorded in the ATC's exposure log. Log copies are filed in the job file,and <br /> in all site personnel's medical file, and maintained in the job file. All sampling instruments will be <br /> calibrated per the manufacturers instructions on a daily basis. <br /> *Note calibration gas and any unusual calibration settings in the"monitoring equipment"column. <br /> **Include monitoring for health hazards,explosion hazards,etc. <br /> Monitoring Hazard Sample Sample Action Action <br /> Equipment Monitored Location Frequency Level <br /> OVMIPID Organic Vapors Work Zone 10 minutes 20 ppm* Level C w11I2 or <br /> full face <br /> Maximum respirator <br /> OVMIPID Organic Vapors Work Zone 10 minutes >200 ppm Evacuate Site <br /> Maximum <br /> I <br /> * Benzene is not specifically monitored for with a OVM so any vapor reading at 20 ppm must require <br /> 112 face respirator. <br /> Identify sample locations on site map. <br /> PAGE 9 <br />