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l <br /> 3. PERSONAL PROTECTIVE EQUIPMENT <br /> The level of protection during the site investigation will usually be level "D " Level D protective <br /> equipment includes coveralls, safety boots, safety glasses, gloves, and hard hats if drilling or <br /> trenching operations are in progress <br /> Upgrading the protection level would be based on airborne benzene concentration levels equal to <br /> or exceeding the action level An upgrade to level "C"protection would be required if the action <br /> level is equaled or exceeded Additional equipment required for level C would be a full-face or <br /> half-face air purifying canister-equipped respirator and Tyvek suits with taped arm and leg seals <br /> If the action level is met or exceeded (35 percent) for the LEL, work will cease until the vapor <br /> level is measured to be below 20 percent of the LEL <br /> A fire extinguisher will be maintained on site Decisions for workers' safety are based on a <br /> continual evaluation of existing or changing conditions <br /> 4. WORK ZONES AND SECURITY MEASURES <br /> To facilitate a minimum exposure to dangerous toxic vapors and/or physical hazards, only <br /> authorized <br /> persons will be allowed on the fob site Work zones will be defined by Consultant staff who will <br /> . also be <br /> responsible for maintaining security within these zones Only the minimum number of personnel <br /> necessary for the UST investigation will be present in the work zone <br /> 5. DECONTAMINATION AND DISPOSAL <br /> Consultant's standard operating procedures establish practices that minimize contact with <br /> potentially contaminated materials Decontamination procedures are utilized if there is suspected <br /> or known contamination of equipment, supplies, instruments or any personnel surfaces Soap and <br /> water will be utilized to remove contaminants from personnel surfaces as well as equipment and <br /> instruments <br /> Contaminated wash water will be disposed of in accordance with procedures outlined in the State <br /> of California LUFT guidance document <br /> 6. EMPLOYEE TRAINING <br /> All Consultant's employees working on the site will have had, at a minimum, the required <br /> 40-hour OSHA Training for Hazardous Waste Site Activities (29 CFR 1910, 120), which <br /> ;includes training in the use of personal protective equipment Individualized respirator fit testing <br /> is required of all Consultant's employees working at the site <br /> • ManiNUEnvaonmental\ParmarTexaco\Workplan\042009 wpd <br />