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i <br /> Site Safety Plan-October 14;1992 Working To Restore Nature <br /> BP Oil Facility No.11193,Stockton; CA <br /> TABLE 1 <br /> EXPOSURE LIMITS OF ANTICIPATED CHEMICAL CONTAMINANTS <br /> BP Oil Facility.No. 11193 <br /> Kelly Drive&.Hammer Lane <br /> Stockton,California <br /> (page'2 of 2) <br /> PEL - permissible exposure limit: . 8 hour, time- <br /> weighted average, California Occupational <br /> Safety and Health Administration Standard <br /> (CAL-OSHA) <br /> EL - excursion limit : maximum concentration of an <br /> airborne contaminant . .to which an employee may <br /> be :exposed with6Utr regard to duration <br /> provided the 8 hour time--weighted average for <br /> PEL is not exceeded (CAL-OSHA). <br /> ED - excursion duration: maximum, 'time period <br /> permitted for an .expo.sure above the excursion <br /> limit but not exceeding the ceiling limit <br /> (CAL-OSHA) <br /> CL - ceiling limit: maximum. concentration of <br /> airborne contaminant .to which employees may <br /> be exposed permitted (CAL-OSHA) <br /> TWA time-weighted average: 8 hour, [ .(same as <br /> threshold limit. value (TLV) ] American <br /> Conference of Governmental. Industrial <br /> ..HygieniSts (ACGIH) <br /> STE°L - short -team exposure limit. 7 5 minute -time- <br /> STEL <br /> # - milligrams of substance .per cubic meter of <br /> air (Mg/M3) <br /> * - parts .of..gas or vapor per million parts air <br /> (carc] - subs.tance identified as a suspected or <br />` confirmed. carcinogen <br /> [skin] substance .may be absorbed into the <br /> bloodstream through the skin, mucous <br /> membranes, .or eyes <br /> 1 - Federal. OSHA benzene limits given for PEL and <br /> STEL; STET has a 50' .minute -duration limit <br /> 2 Federal OSHA gasoline limit given for PEL; <br /> STEL is the same for Federal-OSHA and ACGIH <br /> 17051.oiSSP .4 <br /> I� <br /> t _ <br /> F <br /> x. <br />