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ed: ' -' <br /> Ge_oEnvironment 1 Inc <br /> 08 July 2004 <br /> AGE-NC Project No..98=0492 _ <br /> Mr:.Jeff Wong <br /> San Joaquin County Environmental Health Department - JUL 4 2004 <br /> 304,'East.Webe''Avenue,Third Floor - <br /> Stockton; California 95202 . , .ENVII� U'Nlvj'�IT HEAL�H <br /> - PERMIT/SERVICES <br /> Subject: ; Monitoring Well Destruction Report .. <br /> QUICKI-KLEEN CAR WASH . <br /> 707 East Yosemite Avenue,Manteca;:California.. = <br /> Dear Mr.:Wong: <br /> At the-request of Ms. MaryLou Pontes of Quicki-Klee ` Car Wash,Advanced GeoEnvironmental, : <br /> Inc. (AGE)has prepared this report for-the-destruction of three single-completed monitoring wells <br /> constructed, of two-inch diameter PVC-Well casing-at '707 East Yosemite' Avenue, Manteca, _ <br /> `California(the site).'Site structures and former monito 'ng�well locations are depicted on.Figure 1. <br /> INTRODUCTIONBACKGROUND J <br /> Three single-completed two-inch diameter ground water monitoring wells(MW 1 through MW3)had <br /> been installed as part of a subsurface,investigatiori of t e forxzler underground.storage tank(UST) <br /> and dispenser areas at-the site Monitoring�well'MW 1 was installed to a.depth of 29 feet_below - <br /> surface grade(bsg)and wellsMW2-andMW3 were installed to depths'of 30 feet bsg.It was required <br /> that the monitoring wells be destroyed(abdndoned)before final closure at the site-would be granted. <br /> PROCEDURES.. <br /> Well destruction activities were perfortned on•01 July 004 by Mitchell:Drilling Environmental"of <br /> Rancho Cordova. The three wells-were abandoned'by Overrdrilling each well to one foot below its <br /> total depth with 8-inch diameter lollow-stem augers:The well borings were then grouted to the near . <br /> surface using a portland cement grout mixture.A ratio of six gallons water for every 94-pound sack <br /> of portland cement was'utilized in preparation.of the g out mixture <br /> 837,Shaw Road,Stockton, C lifornia'95215 = <br /> -Telephone (209)4V--1006 F. (209)467-1118: - <br />