Laserfiche WebLink
ENVIRONMENTAL NT HEALTH DEPARTMENT <br /> °PqFILE COPY <br /> u N ° SAN JOAQUIN COUNTY <br /> G <br /> Donna K.Heran,R.E.H.S. Unit Supervisors <br /> Director 304 East Weber Avenue, Third Floor Carl Borgman,R.E.AS. <br /> Al Olsen,R.E.H.S. Stockton, California 95202-2708 Mike Huggins,R.E.H.S.,R.D.I. <br /> �y ...:::......�P Program Manager Douglas W. Wilson,R.E.H.S. <br /> � <br /> poi Laurie A.Cotulla,R.E.H.S. Telephone: (209) 468-3420 Margaret Lagorio,RX.H.S. <br /> Program Manager Fax: (209) 464-0138 Robert McClellon,R.E.H.S. <br /> Mark Barcellos,R.E.H.S. <br /> BOB COCHRAN FW CHEVRON PRODUCTS COMPANY <br /> PO BOX 6004 BUILDING V 1140 <br /> SAN RAMON CA 94583-0904 <br /> RE: Former Chevron #94054 Site Code:1780 <br /> 2103 Country Club Blvd. RO#00635 <br /> Stockton, CA., 95204 <br /> WORK PLAN: Work Plan to Destroy Dual Phase Extraction and Sparge <br /> Wells. <br /> DATED: October 10, 2003 <br /> PREPARED BY: TerraVac — Fred Hayden, RG <br /> TATS US APPROVED, with conditions noted below. <br /> ADEQUATE AND NECESSARY ELEMENTS OF THE WORK PLAN [H&S <br /> 25299.37. subd(c)(3)k <br /> • Overbore sixteen 4-inch dual vapor extraction ("DVE-1 thru 16") and nine 2- <br /> inch sparge wells ("SP-1 thru 9") and backfill with neat cement grout and, <br /> • Remove and replace monitoring wellheads after grading completed and, <br /> • Characterize and properly dispose of drill cuttings and, <br /> • Submit a report of findings with disposal records to EHD. <br /> COMMENTS AND CONDITIONS: <br /> • Due to potential for future development, all boreholes are to be backfilled with <br /> non-hardening bentonite material (slurry, chips, granule, or pellets) full depth. <br /> No cement grout to be used for this phase and, <br /> • Monitoring wellheads modified during grading operations are to be <br /> resurveyed immediately and new elevations included in the next quarterly <br /> monitoring sampling event. <br /> • Removal of remedial system granted now with understanding that Chevron <br /> will evaluate need for additional remedial action and submit findings within <br /> sixty days (December 15, 2003). <br /> REASONS FOR DISAPPROVAL OF THE WORK PLAN [H&S 25299 37 <br /> subd(c)(3)l: <br /> • None. <br /> DATED: October 14, 2003 BY: .' (/9 <br /> [X] Faxed to consultant: <br /> Michael Infurn , Senior REHS <br /> fo <br />