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f <br /> Wright <br /> Environmental <br /> .�cra <br /> Services, Inc. <br /> January 7, 1994 <br /> The City of Tracy <br /> 520 Tracy Blvd. <br /> Tracy, CA 95376 <br /> Attn: Mr. Paul Verma <br /> Re: Tracy Auto Stereo, 10 W. Grant Line. lld., "['race, CA <br /> Tank Removal Report WL'S Project +0=10=1' <br /> Dear Mr. Verma, <br /> Wright Environmental Services, Inc. (Wright) is pleased to provide you with <br /> this summary report of activities associated With the recent excavation and removal <br /> of five underground storage tanks (UST) from the above referenced Site_ The Tank <br /> sizes and last known, contents were: Tank 1, 9C} z1allot: gasoline, "I'unl: ?, 300 gallon <br /> gasoline, Tank 3, 280 gallon gasoline, Tanks 4 ck 5 ++-cre 18 gallon gusoline tanks. <br /> Tanks 4 & 5 were not recorded on the permit Xpplication form as they were found to <br /> be part of the associated piping for Tanks 2 and 3. Drawing 1. identifies the former <br /> location of the tanks and references a cross streLt. <br /> Permits <br /> Wright submitted underground storage tank closure permit application forms <br /> provided by San Joaquin County, Public llealth Scryices-l-a-ivironsllental Health <br /> Division (PHS-EHD) prior to begintring cxca% ation +Vurl:. The closure permit <br /> application review process Nvas expedited by Mr. bill SnayclV of P1-1S-[.T[L),. permits <br /> were approved on October 22, 1993. A Copy of the .cpprOVCl peri-.-,itis enclosed in <br /> Appendix A. The city of Tracy waived cmc,watioii permit ruquircIne1.1 Ls. <br /> Tank Removal, Disposal and fixcuvation <br /> Residual liquids %vere found in some of the tanks. Tank 1 contained +tater with <br /> a petroleum sheen. Tank 2 was empty. "l'aak 3 comuincd gasoline and water. Tanks 4 <br /> and 5 contained gasoline. All tanks were pump} _,d free of residual liquids and rinsed <br /> with water. The residual liquid and the rinsate were recycled by Petroleum <br /> Recycling Corp. of Patterson, Ca., as noir-1:CIZA, €[:tz:.trdous Waste. A cope of the <br /> October 21, 1993 Hazardous Waste MUllifest is enclosed in Appendix B. <br /> The tanks were excavated on October 22, 1993, soil was stockpiled on site <br /> between plastic. Obvious signs of petrolccrm hydrocarbons were observed in the soil <br /> surrounding each tank. There were -mild gusoli€ie odors from the soil around the fill <br /> pipe ends of each tank. Tank ?, was Foul-id to have several holes (<lr'4 inch) in the <br /> bottom and sides. After excavation work ++as complete a scaled drawing was made of <br /> the site. Drawing 1 identifies the specific locatio,i of the tanks (as they «veru found) <br /> and other pertinent site information. The: site was thein secured with 6 ft. chain-link <br /> fencing around the excavation perin-icter. <br /> Prior to the removal of the ru"tks, they +acre: put-ged with Carbon Dioxide (dry <br /> ice) at a rate of 15 pounds per 500 gallons of y,,lumc. The tanks removed from <br /> the site on October 23, 1993 and transported to 'iiia:ogle of Sacrarnelzto for proper <br /> recycling/disposal as documented by the underground stor:cge tank disposition <br /> tracking record enclosed in Appendix C. <br /> 1961 Hill View Way • Tracy, California 95376 iAa <br /> Telephone (209) 833-0758 • Fax (209) 832-5152 <br />