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7 FPO0 17; 18 M _T 1209464071 P-02 MURRAY & ASSOCIATE-S ENVIRONMENTAL SERVICES JAN I January 12, 1989 ENVIRONMEMAL HEALT' PERMITISERMCES San Joaquin County Health Department Environmelital Health Division Harlan M.1011 P.O. Box 2009 Stockton, CA 95201 E-.;NVIR0 EN-jA Dear Mr. Knoll. N W S ur RE- Soil Sampling Plan - Ford Mercury Dealership 104 west 11th Street, Tmey, CA Per your request, this letter report provides a sununmy of the soil sampling plan to be utilized by Murray &- Associates at the above referenced project. EXcavation and rern. 0va! of the waste-oil Contaminated soil for off-site disposal'. in accordance with the Soil Remediation Proposal submitted to the Sari Joaquin County Health Department on No-ember 3.3, 1989, is scheduled for the early morning on 'I'uesday- January 16, 1990 - Following the excavation of all contaminated soil, soil samples will be collected froill beneath the base and sides of the exc-m-ation following the procedures set forth in the Tri- Regional Recomme-ndations. Manual (June, 1.988). A minimum of four samples will be collected by driving clean brass soil-collection tubes into native soil brought directly to the surface in the bucket of a backboe. Once the soil samples have been collected, the ends of the brass tubes will be sealed with aluminum foil, capped with plastic end-caps, and the plastic sealed uritb duct tape. The tubes will then be labeled, and placed into a chilled ice cbest until transported to a certified hazardous waste laborato�7, (California Water Labs in Modesto California) for analysis. Strict chain of Custody procedures will be followed during transportation of the samples to the laboratory. The soil samples will be extruded in the laboratory in order to minimize the loss of volatile materials and will be analyzed in accordance with EPA procedures including quality control procedures for evaluating solid waste. The EPA methodology and a list of constituents to be evaluated are presented in Table 1. A final report summarizing the findings and results of the sampling program, including the detailed analytical reports, will be prepared by Murray & Associatv* and forwarded to your office by Mr. Lambert Barnum. bi addition, Mr. Barnum will forward to your office prior ,to the excavation and removal of the soil, the registration number of t1he hazardous waste hauler, and a modified Health and Safety Plan. Mr. Barnum will also you with a copy of a letter from the County of Amador stipulating their acceptance t_,f the waste-oil 2252 Fort Point Drive, Gold River, CA 85670. (916) 635-0839 FAX (916) $52-1411