Laserfiche WebLink
Clayton <br /> GROUP SERVICE5 <br /> 4.1 Chemical Hazards (mg/kg equals ppm) <br /> Chemical Range of Conc in(A)ir, Mode of Intake Lirruts IDLH Level of <br /> W ater, (S)oil PEL/TLV Concern H/M/L <br /> 1 Total Extractable S-3,800 mg/kg(diesel) Ing 100 ppm(as 3,400 ppm <br /> Petroleum W-4,300 ugll(diesel) stoddard <br />' Hydrocarbons solvent <br /> 2 Total Volatile S -nd(gasoline) Inh 100 ppm(as 3,400 ppm <br /> Petroleum W-4 5 ug/1(gasoline) stoddard <br /> Hydrocarbons solvent <br /> 3 Benzene S-nd Inh,Ing, 1 ppm 500 ppm <br /> W- 80 ug/1 Con,Abs NIOSH <br /> 4 Xylenes S- 1 6 mg/kg Inh,Ing,Con 100 ppm 900 ppm <br /> GW-nd <br /> 5 MTBE S -nd not listed not listed not listed <br /> W-3,200 u l NIOSH NIOSH NIOSH <br /> 6 Lead(EPA 7420) S-35 mglkg Inh, Ing, Con 050 mg/m3 100 mg/m3 (as Pb) <br /> W-07u <br /> Notes Inh=Inhalation Ing=Ingestion Con=Skin Contact Abs=Skin Absorption ppm=parts per million <br /> mg/m,=rtulhgrams per cubic meter <br /> Identify locations where the contaminants are of greatest concern on the site: <br /> As noted, fuel contamination appears to be confined to the immediate area of the tank pit, with <br /> limited migration into the surrounding soil <br /> Comments: Any stained or odorous soil should be considered contaminated <br /> References used: <br /> XX NIOSH*/OSHA XX ACGIH (TLV)^, SAX <br /> PATTY OHS <br /> *(Niosh June 1994) <br /> Describe other: <br /> North American Emergency Response Guidebook 1996 <br /> 4.2 Physical Hazards <br /> iPhysical hazards are associated with the operation of heavy equipment, as well as contact with <br /> underground utilities The location of underground piping and wiring if applicable shall be <br />' S\Proj\P02263\2263-hsp_Oct 02 doc A-5 <br />