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I 1 <br /> erAWRC. SACRAMENTO <br /> Ongoing air monitoring during project tasks will provide data to ensure that <br /> vapor concentrations are within acceptable ranges and will provide adequate selection <br /> criteria for respiratory and dermal protection. <br /> If' PID/FID readings exceed 100 units, an air Purifying respirator with oz, anic <br /> cartridges must be worn by all site workers within any area where mil onitoring <br /> I: results exceed 100 units. <br /> • If PID/FID readings exceed 750 units, level B protection will be required. <br /> Personnel must leave the site immediately and'contact the Site Safety Officer or <br /> the Health and Safety Manager for furtki ri instructions. <br /> Respirator cartridges will be changed once per; day as a minimum. ,This.can be <br /> accomplished at the end of the work day during respirator decontamination. If <br /> odor breakthrough is detected while wearing the respirator or breathing"' <br /> becomes difficult, change cartridges immediately. <br /> 5.3 Action Levels/Level of Personal Protection Equipment (PPE) <br /> Air monitoring LEVEL D LEVEL C LEVEL,B <br /> } instrument <100 units 100-750 units >750 units <br /> 5.4 Personal Protective Equipment <br /> Modified Level D is the minimum acceptable level for this site. Modified Level D <br /> Provides minimal dermal protection. Respiratory Protection is optional unless air <br /> _ monitoring data indicates otherwise. <br /> El. <br /> Modified Level D includes: <br /> - coveralls work uniform <br /> Tyvek (optional) <br /> - Nitrile butyl-rubber or:Viton gloves (optional) <br /> boots/shoes, leather or chemical resistant, with steel shank and approved toe <br /> protection ; <br /> - approved safety glasses or chemical splash goggles if the potential for splash <br /> exists <br /> - hard hat <br /> i <br /> 13 <br />