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i <br /> TL 489- <br /> . 0589-02 <br /> Page 12 <br /> 5. 2 Air Monitoring Program and' Respiratory Protection: Air <br /> monitoring equipment will be used throughout drilling and sampling <br /> L7, operations to identify the presence of potentially dangerous <br /> organic vapors. Prior to .drilling .operations, the equipment will <br /> be calibrated to account for organic vapors in the ambient air. <br /> .'Respiratory equipment with organic vapor cartridges will be <br /> worn by all field personnel if background concentrations of organic <br /> vapors is exceeded by 5 times for periods ,of greater than 10 <br /> minutes. Vapors emitted from the borehole will also be monitored <br /> using an organic vapor meter. <br /> _ 5. 3 Personal Protective E i� ment: Personal protective <br /> equipment for each member of the drill crew will include the <br /> following items as may be required by field conditions. <br /> .o Full or half face respirators - equipped ' with <br /> { pesticide/organic vapor cartridges <br /> o Tyvex coveralls. <br /> o Neoprene rubber gloves.- <br /> Rubber- boots; <br /> loves;Rubber. boots; <br /> o Safety glasses; and <br /> o Hardhats. <br /> Fresno Modesto Visalia Bakersfield <br />