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W,, :mac - g <br /> Chovron V.".A. Inc. <br /> rAita :;nraty Plan <br /> June 19, 1991 <br /> GFC'.ls; can ba used rtuccasst;fully to ruduca eloctric.sl hrs�nrdrs on <br /> conntruction r;itoo. 'Tripping of GFC1n - interruption of current floe - <br /> in uo.-joti;aao caused by wet connectors and tools. It ill goad practice to <br /> limit exposure of connoctorn .and tools to oxca.nive moisture by using <br /> watertight or aealable connectors. Providing more GF'CIs or shorter <br /> circuits can prevent tripping cluced Ny the cumulative leakage trom <br /> :evoral tools or by l.oakaga a from oxtramely long circuitu. (Adopted <br /> from 0511A 3007; Ground-Fault Protection on Construction saitua, 1987.) <br /> 9.0 EiL0-TYAY—"W-QA <br /> During equipment operation, periodic vapor concentration meanurements <br /> €should be taken with an exploniretor or combustimoter. If at any time <br /> tho vapor concentrations excoed tot of LEL, then the Site Safecy <br /> officer or designated field worker should immediately shut down all <br /> operations. <br /> Only Factory Yutual (m) approved fire safety can, will be used to <br /> transport and store flammable liquids:. All gasoline and die.al--driven <br /> engines, requiring .refueling must be shut down and allowed to cool <br /> before filling. Smoking is not allowed during any operations within <br /> the work area in which petroleums products or solvents in free-floating, <br /> dissolved or viper forrs., or othor fla:-rable liquids ray be present. <br /> Ito open flame or spark is allowed in any area containing potroloum <br /> products, or other flarmable liquids. <br /> 9.94�>vL ilk <br /> Medicine and alcohol can increase the effects <br /> ofexposure <br /> ttoxic <br /> chemichemicals. Unless ;specifically approvedY qualified physician, <br /> prescription drugs should not be taken by pe.- onnel assigned to <br /> operations wham the potential for absorption, inhalation, or ingestion <br /> of toxic substances exists. <br /> Drinking alcoholic beverages in prohibited. Drinking alcoholic <br /> beverages and driving is prohibited at any tima. Driving at excessive <br /> speeds i, always prohibited. <br /> Skin abrasions must be thoroughly protected to prevent chemicals from <br /> penetrating the abrasion. It is recommended that Contact Lenses not be <br /> worn by person: working cn the site. <br /> 9.10 um-Largnn a t o <br /> Material Safety Data Sheers (MSDS) on chemical substances encountered <br /> at the site shall be made available to all persons (including <br /> subcontractors) working at the site. These xSDSs shall be enclosed � <br /> within -this site safetv_pl.an in_f,ppendix T. For emergency ssit"ations <br /> not specifically addressed by this :ite ..afety plan, rotor o <br /> recommendations for action infornation. <br /> 23 <br />