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Advanced <br /> �7 <br /> GeoEnvironmental Inc . <br /> of Noahei-n Call.frnrnra <br /> 14 October 1997 <br /> AGE-h?C Project No..95-0118' <br /> Mr. Stele Sasson <br /> San Joaquin County Public Health - Environmental Health Division RFr;Fl\,/Eu <br /> 304 East Weber Avenue <br /> Stockton, California 95202 OCT 14 1897 <br /> Subject: Remedial Action 1Vork Plan Addendum LNVIRO1NMILiiiI, L t-+ALTHPERMIT / SEl°�1llCl:.S <br /> ELKHORN COLNTRY CLUB <br /> 1050 Elkhorn Drive, Stockton, California <br /> Dear Mr. Sasson: <br /> In accordance with your request, Advanced GeoEnvironmental, Inc. (AGE-) has prepared the <br /> enclosed Remedial Action 1 ork Plan Addendum detailing the design of a remediation system <br /> network and�vcll construction loos at 1050 Elkhorn Drive, Stockton, California. <br /> • Soil Vapor Extraction (SVE) location and Net-work- <br /> The <br /> etworkThe IUCatiO17 of the VES Tnlit is proposed at the western edge of the maintenance building at the ,cite, <br /> under the ainiing. This locatiol7 11111 place the 1177it Deal" the electrical outlets and close to the SVE <br /> nt'tll'(1rk The aiviii 1g will also ]-volect the extraction w7it j1"om weather. A oated enclosure will <br /> secure the 1'PS 2rilil. ,-lppro.��ii�tcrte s_vstelil lUCC111U12 cJlid net»"ork is depicted in Figure ?. <br /> Two-inch diameter PVC pipipig will be installed underal"owid from the proposed SIVE well head <br /> locailolas to cl l.cipor dropout cil•urii. The Pl,'C piping will ccrriy h}�dl"ocal-boii vapor from the SVE lvell <br /> heads to the VES imit. A PVCfloiv control valve ivill be installed in each line so that vapors can be <br /> drawn ftom each it-ell hidependently. <br /> • In-situ Air-Sparging (IAS) location and Nehvork <br /> LCIS is proposed in conjunction will SVE concurrently at the site. The proposed ITIS system would <br /> also be located al the western edge of the maintenance building at the site, under the awning. The <br /> system would consist of a compressor to inect air beneath the }rater table usil7g air sporging I-vells. <br /> �f one-inch diameter PVC piping netivork Hill cal`ry all'f1'U111 the compressor to the spat"ging wells. <br /> The PVC piping will be installed beneath the ground swface. ,4 PVCfIo►v control valve will be <br /> installed of each spargnla titi•ell to direct airflow. <br /> 1803 Wes( March Lane, Suite A. Stocklon,California 95207 j <br /> Telephone(209) 956-0264 FAX (209)956-0700 <br />