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WORK REQUEST FORM Date of Request 12/02/02 Requested Completion Date 12/03/02 Prof Name . Souza 11, LLC Prod No 450 Site Address 612 West 11'h Street Trac CA Task 3 Project Manager John Lane Field Tech A Scoma Client Contact `'Mike SouzaPhone No 835-8330 V/C Ort V1 !��l�1 I L Regulatory Contact Phone No A-68-3 ''8 Approval 2 �� Completion Date 11/07/ri". Q f/c READ AND UNDERSTAND THIS WORK REQUEST PRIOR TO ARRIVING ON SITE The scope of work will consist of urin and sampling three 2-inch wells Chemical hazards are gasoline and BTEX (see Site Safety Plan) Items to bring-to site include, centrifugal pump and tubing, bailers, disposable sample bailers, water level probe, field meters, ice chest with ice_ 1 drum Measure DTW/DTB in each site well in order The order is MW2 MW3 MW 1 DTW should be approximately 10 - 12 feet below ground surface (bgs), and DTB should be approximately 25 feet b s Make sure you follow our decon protocols for all downhole equipment and between wells Purge and sample wells in order The order is MM2, MW3, MW 1 Wells are 2-inches in diameter and approximately 25 feet b s Pure 3-5 casing volumes and until physical parameters (pH, conductivity_, temp) have stabilized Make sure you follow our decon protocols for all downhole equipment and between wells You can combine purged water in a single drum All wells have ve1y low levels of TPHWBTEX Pur ewater drum is to be stored in waste disposal area After the wells have stabilized, sample for TPHgZBTEX/MTBE (EPA 8015M/8020) Send samples to Argon Labs for analysis Write need EDF format on Chain of Custody Take a detailed drum count There should be no other drums from Ground Zero on site If drums are present they should be empty poly drums from previous American Valley purgewater disposal run Remove empty drums from site Make sure all full drums are labeled properly