Laserfiche WebLink
y <br /> SE www secor com <br /> INTERNATIONAL <br /> ECOR INCORPORATED 3017 Kilgore Road,Suite 100 <br /> Rancho Cordova CA 95670 <br /> 91"61-04M TEL <br /> 916$61 0430 Fax <br /> August 12, 2003 <br /> Ms Lori Duncan AUG .1 5 2003 <br /> San Joaquin County <br /> Environmental Health Department ENVIRONMENT HEALTH <br /> 304 East Weber Avenue,Third Floor PERMIT/SERVICES <br /> Stockton, CA 95202 <br /> RE Soil and Groundwater Assessment Work Plan <br /> 7-Eleven Store #32262 <br /> 2360 West Grant Line Road <br /> Tracy, California <br /> SECOR Project No 77EL 32262 03 0104 <br /> Dear Ms Duncan <br /> This work plan was prepared by SECOR International Incorporated (SECOR) on behalf of Mr Ken <br /> Hilliard of 7-Eleven Inc for the installation of four groundwater monitoring wells at the 7-Eleven Store <br /> Number 32262 located at 2360 West Grant Line Road In Tracy, CA (Figures 1 and 2) This work <br /> plan was prepared in response to the San Joaquin County Environmental Health Department <br /> (SJCEHD) letter stamp dated May 29, 2003 requesting an assessment of the vertical and lateral <br /> extent of contamination at the site mentioned above (Attachment A) <br /> • SCOPE OF WORK <br /> SECOR proposes to install a total of five groundwater monitoring wells at the site and complete a <br /> water survey within a 2,000 foot search radius Data obtained from the drilling and installation of the <br /> monitoring wells will be used to evaluate the presence and nature of petroleum hydrocarbons <br /> adsorbed to soil and dissolved In groundwater at the site The following scope of work is proposed 3 <br /> HEALTH AND SAFETY <br /> SECOR will modify our existing site-specific Health and Safety Plan for the proposed scope of work <br /> as required by the Occupational Health and Safety Administration (OSHA) Standard "Hazardous <br /> Waste Operations and Emergency Response" guidelines (29 CFR 1910 120) The document will be <br /> reviewed and signed by all SECOR personnel and subcontractors prior to performing work at the <br /> site <br /> PERMITTING AND UTILITY CLEARANCE <br /> SECOR will obtain well installation permits from the SJCEHD The tank pit well originally installed <br /> within the existing underground storage tank (UST) pit will also be permitted with the proposed wells <br /> Prior to conducting subsurface work at the site, Underground Service Alert (USA) will be contacted to <br /> delineate subsurface piping near the site with surface markings In addition, a private utility locator <br /> service will be contracted to clear the area surrounding the proposed monitoring well locations <br /> GROUNDWATER MONITORING WELL INSTALLATION <br /> Soil Boring, Sohl Sampling and Analysis <br /> SECOR will supervise the drilling of five groundwater monitoring wells MW-1 through MW-4, at the <br /> locations shown on Figure 2 The borings will be drilled using with a truck-mounted drilling rig <br /> 117-Elevenl7-11 5tores1322621Workplans132262_well lnstl WkPlan doe <br />