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y <br /> WORK REQUEST FORM <br /> NAME 7-Eleven 21756 JOB NUMBER 781723 63070000 <br /> Manteca <br /> SITE ADDRESS 853 E Yosemite START DATE 07/01/02 <br /> Manteca, CA DATE PREPARED 06/27/02 <br /> ,TECH NAME Hector Merino PREPARED BY Juanita Ellingson <br /> Arrived Departed <br /> WORK DESCRIPTION, 2002 Third Quarter Groundwater Manitering and Sampling <br /> SCOPE OF WORK Monitor and sample 4 wells <br /> Be sure to read entire work request before you begin <br /> Call Harlin Knoll (Regulator 9, 209-468-3442) 48 hrs before sampling event <br /> 1) Check in with the 7/11 Store Manager <br /> 2) Monitor and sample three wells in the following order MVV-1 , 3, 2, 4 <br /> 3) Before purging groundwater from the wells, collect dissolved oxygen reading from the wells mentioned above <br /> Assure you do not stir up the water before and during D O readings <br /> 4) Pump a minimum of 3 well volumes from each well Use a Grundfhos pump <br /> ' After purging each casing volume, measure and record temp, conductivity, pH, and water clarity (turbidity), <br /> and odor If separate phase hydrocarbons are present, do not purge or collect a water sample <br /> 5) Bring a drum to store the purge water from the wells <br /> CALL Scott Fletcher at Excell with drum count, location and store number(949) 233-2789 <br /> 6) Collect three 40 ml, HCI-preserved VOAs for each of the wells Label the samples and place them on <br /> ice in a cooler <br /> 7) Fill out COC call McCampbell (925) 798-1620 for pick up for analyses BTEX, TPH-G (EPA 801518020) <br /> MTBE, TBA, DIPS, ETBE, TAME (EPA 8260) NOTE on COC to e-mail electronic deliverable (EDF) to <br /> Tuesdai Powers (tpowers theitgroup com) <br /> CALL SHELBY AT (925) 288-2190 BEFORE YOU LEAVE SITE AND GIVE SITE STATUS IF NO <br /> ANSWER LEAVE MESSAGE <br /> EQUIPMENT NEEDED' <br /> Health & Safety Site Plan <br /> Twice the number of needed 40 ml VOA vials Disposable bailers <br /> I P , purging a uipment, YSI 3500 water meter to measure pH, conductivity, and temperature <br /> Submersible pump/generatorfextension card <br /> One -two drums and buckets for decors <br /> Dissolved Oxygen meter <br /> ' Generator <br /> Grundfhos pump <br /> GENERAL. INFORMATION <br /> Direct all questions to Shelby Lathrop 2 (925) 288-2190 <br /> Billing Numbers Monitor & Sample Activities 781723 63070000 <br /> Laboratory Invoices Only 781723 6304000D <br /> PROJECT MANAGER Shelby Lathrop AUTHORIZATION <br /> i <br /> 1 i <br />