SITE INFORMATION AND CORRESPONDENCE_FILE 1

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i Geological Technics Inc. 01 2741 River Road Modesto,California 95351 C3 (209)538-6424/F"aX#538-5852 March 27, 2001 Project No.: 770.2 Project Name: Marci Property Ms. Linda Sanborn State Water Resources Control Board 2014 T Street, Suite 130 P.O. Box 944212 Sacramento, CA 94244-2120 RE: Cost Pre-Approval for Soil and Purge Water Disposal Location: Marci Property, 2969 Loomis Road, Stockton, CA County Site Code: 2015; USTCFP Claim#007709 Dear Ms. Sanborn: In a letter from San Joaquin County, dated August 26, 1999, Ms. Carol Oz directed that additional monitoring wells be installed to define the vertical and lateral extent of soil and groundwater contamination located at the Marci Property, 2969 Loomis Road, Stockton, California. To accomplish this directive, Geological Technics Inc. (GTI) prepared a work plan dated March 21, 2000 with subsequent addenda regarding well placement and design issues. Ms. Oz approved the work plan on March 29, 2000 and wells MW-5, MW-6 and MW-105, were subsequently installed on August 21-22, 2000. At this time there are approximately twenty six (26) 55-gallon drums of soil (drill cuttings) and ten (10) 55-gallon drums of well purge/decors water present at the site. Previous consultants installed wells MW-1 through MW-4; which accounts for a large portion of the soils. stored on site. The work proposed here is just the coordination, supervision and. disposal of these drums of soil and water. Copies of the work plan and addendum's to. the Work Plan, SJC PHS/EHD correspondence, disposal bids and an itemized. budget spreadsheet of costs for performing this work is enclosed for your review. Proposed Bidding of Proiect To remain in compliance with the USTCFP, Geological Technics Inc. requested bids from Del- Tech and Norcal to dispose of the soil and water, respectively. The Del Tech bid is attached and Norcal responded via telephone with a price of$1.35/gallon.