Laserfiche WebLink
enviros, <br /> screening of soils using an organic vapor meter. Confirmation samples will be collected <br /> when over-excavation is complete. These samples will be analyzed for TPH-G,BTEX, <br /> Total Lead and MTBE on a 24-hour turnaround time frame. <br /> Task 5 - Soil Stockpiling and Sampling <br /> Soils excavated from the tank pit and product line trenches, and any potential over- <br /> excavation soils will be stockpiled on-site. Enviros will collect one soil stockpile <br /> composite sample (consisting of four sub-samples) for every 100 cubic yards of soil <br /> removed during excavation activities. Stockpile samples will he submitted to the Shell- <br /> approved laboratory for chemical analysis of compounds as necessary to characterize the <br /> soil for disposal. A 10-day turnaround time frame will be requested for stockpile sampling <br /> results. <br /> Based on chemical analytical results of the soil stockpile samples, soils will be disposed of <br /> at an appropriate facility. <br /> Task 6 - Report Preparation <br /> Following the receipt of chemical analytical data,Enviros will prepare a Tank Removal <br /> Report documenting field activities and presenting chemical analytical results. <br /> If you have any questions regarding the contents of this document, please call (707) 935- <br /> 4850. <br /> Sincerely, <br /> Enviros,Inc. 4 <br /> /ref rey L. Peterson <br /> Hydro eologistLuyopGFct <br /> m <br /> s <br /> Diane M. Lundqu' , P.E. N0. C46725 <br /> Senior Engineer <br /> C46725 �lgrf pCl CAL tE6Qa\� <br /> Attachments <br /> Plate 1 - Vicinity Map <br /> Plate 2 - Site Plan <br /> Copy:Application for Underground Storage Tank Closure Permit <br /> cc: Mr. R. Jeff Granberry, Shell Oil Products Company <br /> Mr. Jeff Byram, Shell Oil Products Company <br /> Ms. Elizabeth Thayer,Regional Water Quality Control Board, Central Valley Region <br /> 96370 3 <br />