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* Face Shields (as required) <br />0 2005 <br />The following list personal protective clothing and equipment for field personnel wile working <br />at an upgraded Level C. <br />* Half or Full -face, air -purifying, cartridge -equipped respirator (OSHA/NIOSH <br />approved) with organic chemical cartridges <br />* Nomex coveralls <br />* Gloves (outer), chemical -resistant <br />* Gloves (inner), chemical -resistant <br />* Safety glasses <br />* Boots chemical -resistant, steel toe and shank <br />* Hearing protection <br />* Booties (outer), chemical -resistant, disposable (optional) <br />* Hard hat <br />Levels of organic vapors in the Breathing Zone of all field personnel will be identified while <br />they are performing their tasks at the site by utilizing a calibrated, direct reading, <br />Photoionization Detector (PID) Instrument, such as a Thermo Environmental 5808, or <br />equivalent. An explosimeter will be used to identify any deficiency in oxygen in Breathing <br />Zones, and any potential for explosion in work areas. <br />Readings of these instruments will be utilized to define the level of protection field personnel <br />will be required to work under. With PID instrument readings in the Breathing Zone of <br />personnel of up to 50 parts per million (PPM), personnel may work with Level D personal <br />protective clothing and equipment. If the PID readings in the Breathing Zone of personnel are <br />consistently between 50 and 250 PPM, site activities will continue but with the protection <br />