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i <br /> Ground Zero Analysis, Inc. <br /> SITE SAFETY PLAN <br /> I <br /> L13. Confined Space Entry (follow GZA's Confined Space Entry Procedures) <br /> ❑ Other - explain hazard and mitigation <br /> EXPOSURE MONITORING <br /> All sample results will be recorded in the GZA exposure log Log copies are filed in the fob file, and <br /> in all site personnel's medical file, and maintained in the fob 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 /> OVM/PID Organic Vapors 20 ppm* Level c w/1/2 or <br /> full face <br /> respirator <br /> OVM/PID Organic Vapors X200 ppm Evacuate Site <br /> i <br /> * Benzene is not specifically monitored for with a OVM so any vapor reading at 20 ppm must <br /> require 1/2 face respirator <br /> Identify sample locations on site map <br /> PAGE 6 <br />