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' �fWA BALBI & CHANG ASSOCIATES <br /> �� A� Geotechnical Consultants <br /> ' ��A� Construction Materials Testing <br /> June 4, 1991 <br /> Mk <br /> File No. 1525-69 <br /> Page 1 of 3 r.C'IV E, L) <br /> J U N 10 1991 <br /> Mr. Ray Bogers ENVIRONMENTAL HEALTH <br /> San Joaquin County Public Health Services PERMIT/SERVICES <br /> Environmental Health Division <br /> P.O. Box 2009 <br /> Stockton, CA 95205 <br /> Subject:- - Work Plan .for-Monitoring--Well Installation- <br /> 3568 East Arch Road (APN 181-120-01) <br /> S.E.C. of East Arch and Kingsley Roads <br /> San Joaquin County, California <br /> a <br /> Dear Mr. Bogers: <br /> Pursuant to the requirements.of San Joaquin County Public Health Services, the following <br /> work plan and attached copies of documentation are submitted in support of the application <br /> of a monitoring well installation permit. <br /> Purpose and Scope of Work <br /> The purpose of installation the proposed monitoring well at the subject property is to collect <br /> groundwater,sample for chemical testing. This monitoring.well installation is part of a pre- <br /> - -- -.acquisition .site environmental._assessment to be performed for our client,_Barghausen. <br /> Consulting Engineers, Inc. (BCEI). <br /> The work will consist of drilling a soihtioring to a depth of 40'feet:If free groundwater <br /> is encountered within the 40 feet depth, a monitoring well will be installed1d at least 10 feet <br /> below the water. table. -:If no free gioundwat&—is encountered inthe_upper 40 feet,`thet . <br /> (-boring.wll'_beproperly backfilled and no-well will be installed. <br /> If a monitoring well is installed, the well will be fully developed and a groundwater sample <br /> will be collected for total petroleum hydrocarbon concentration analysis. The result of the <br /> chemical testing will be reported to our client and the San Joaquin County Public Health <br /> Services. <br /> 151 Link Rd., Cordelia, CA 94585 (707) 864-2020 Fax: (707) 864-8886 <br /> E <br />