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i _ <br /> Site Safety Plan December 4, 1989 <br /> Unocal Station No. 6981, Stockton, California AGS 33032-35 <br /> HAZARD ASSESSMENT <br /> The major contaminants expected to be encountered on the project are gasoline and its <br /> hydrocarbon constituents. The anticipated contaminants and their exposure stalydards are <br /> listed in Table 1. It is not anticipated that the potential levels of exposure will reach the <br /> permissible exposure limits (P)±L) or threshold limit values (TLV). Inhalation and dermal <br /> contact are the potential exposure pathways. Protective clothing will be mandatory for <br /> field personnel specified in this Plan. In addition, respiratory protective devices are <br /> required to be worn by each person onsite or to be within easy reach should irritating odors <br /> be detected or irritation of the respiratory tract occur. <br /> TABLE 1 <br /> EXPOSURE LIMITS OF ANTICIPATED CHEMICAL CONTAMINANTS <br /> Unocal Service Station No. 6981 <br /> 4707 Pacific Avenue <br /> stockton, California <br /> (page 1 of 2) <br /> Contaminant PEL EL ED CL TWA STEL <br /> _-- ------- 10 * 1 <br /> 5___ * <br /> Benzenet [skin] 1* <br /> & [care] <br /> Ethylbenzene 100* --- ------- --- 100* 125* <br /> Gasoline2 300* --- ------- --- 300* 500* <br /> Toluene [skin] 100* 200* 10 min per 500* 100* 150* <br /> 8 hrs <br /> :xylene (o,m, 100* 200* 30 min per 300* 100* 150* <br /> & p isomers) 8 hrs <br /> [skin] <br /> See nates on page 2 of 2. <br /> kd <br /> 3 <br /> Applled oe®Systerns . <br />