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JAN a7 '85 13~Oa GOLDEN~GLE~NEw ELK MINE wESTON <br />a.ta <br />n <br /> <br />t2(a)East Portal Propane Tank. <br />Same as Vlest Portal Tank, <br />13. Substations <br />a. blast Portal <br />b.' East Portal <br />i <br /> <br />c. Apache <br />d. North Substation <br />C <br />All surface substations are constructed on a built-up'gravei <br />base whereby a good drainage pattern Is assured. qny%oit. spilt' , <br />::` . <br />within the substation enclosure would not spread beyond the ~`' <br />safety fence. This reprosonts no major .spill potential. `Ail surface <br />transformers use transformer oil as on Insulating medium: Askeral <br />insulators or PCB's are not used In surface transformers at Alton <br />or Maxweii mines. <br />Three transformers and. one voltage r•eclulator at the East Portal <br />Substation of the Allen Mlna presently are PCB contaminated. <br />14. East Portal Industrial Building <br />Hydraulic test bench holding 85 gallons with a metal curb <br />I ~' <br />~i <br />k <br />I <br />around the test bench. No drain goes to the drainage system. <br />A lathe and drill brass hold ten ctallons oath,' The tutting ; <br />oil Is self-contained by a curb. r~;`:;:-`~1• . <br />,. <br />'' ... I, .. ,C P'.4'::hi: ~~' : ~.'.,~ :~. .:, :., <br />An elevator 30" x • 30" x 52' has a 300-gallon eepaNt..y';i:'r'iha`:_;_:.,; . <br />hydraulic oil Is. In a metal tank on concrete fioors:~'?These areas' <br />do not represent a major spill' potential. ~ ' ' <br />13 .. .. n <br />