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HEMER <br /> the potential for exposure to toxic materials through both skin contact and inhalation. The <br /> subsurface <br /> sampling may also pose a fire and explosion hazard from gas,s and vapors trapped <br /> beneath the ground surface. <br /> efhe mist significant risk associated with petroleum fuels is exposure ffi aromatic compounds. <br /> Skin contact will be eliminated by use of clothing, eye wear,and gloves. The inhalation hazard <br /> will be minimized using appropriate respiratory protective devices as determined by on-site air <br /> E monitoring using a phatoionization detector (PID) <br /> calibrated to the benzene mvIecuie with <br /> �. isobutylene gas. <br /> The Safety Coordinator/Project Manager will establish an exclusion zone encompassing <br /> conservative 50 foot radius around the work area. Restricted activities inside the excluon zone <br /> +-� may be allowed depending on field measurements taken during the course of investigation <br /> activities. Access within this zone will be limited to required personnel. <br /> R <br /> s } <br /> Current enforceable and recommended exposure limits for potential "ItE .vnta-zinants are <br /> �-, <br /> _ presented in Table 1. <br /> F <br /> } <br /> "" QTS.AFETY.WP <br />