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�. <br /> � � LD <br /> JOBNAME: SL/Tracy #20304 .. <br /> ' <br /> JOB NUMBER: 102 <br /> ARRIVAL TIME: op)( <br /> DEPARTURE TIME: / <br /> SITE ADDRESS: 455 Grant Line Rd. START DATE: 08/17/98 <br /> Tracy,CA. DATE PREPARED: 08/07/98 y <br /> TECH NAME: PREPARED BY: Greg Mason - <br /> La <br /> 1tR. <br /> FEK D ," <br /> .::......::::.... .... <br /> E�GI�P<.. - <br /> . <br /> . ... . <br /> O <br /> SCOPE OF WORK: Monitor 11 and sample 3 wells <br /> ar <br /> 1) Check in with store manager <br /> 2) Monitor DTW,DTB, and product thickness in 11'groundwater monitoring wells and 3 extraction wells <br /> in the following order:MW-4,6,-2, 3, 1.1,5,_15,GWE-1,MW-1, 16 and GWE-2, <br /> Purge a minimum of 4 well volumes from 3 wells MWS 5 and 16. <br /> After puEging each casing volume measure and record temp, condu ' " H and water clarity, <br /> and odor. If separate phase hydrocarbons are resent do not Duroa or collect a water sample. <br /> Bring 1 drum with you from the she and do a drum inventory on site. <br /> U <br /> 7 <br /> 4 Collect three 40 ml HCI-preserved VOA vials from each of the three wells. <br /> Label the samples and place them on ice in a cooler. <br /> 5 Fill out COC and call Core to pick up sam fes for anal es BTEJC TPH G MTBE TBA DIPS ETBE and TA <br /> Use task#6504 on COC <br /> 6. <br /> EQUIPMENT i�ll;l*DED <br /> Health & Safety Site Plan <br /> Twice the number of needed 40 ml VOA vias and disposable bailers for sample collection. <br /> I.P., purging equipment, YSI 3500 water meter to measure pH,conductivity, and temperature. <br /> Please check the integrity and safety of the vault lids and assure you are using adequate traffic control. <br /> a. <br /> GENERZIL tNtOFtMATION <br /> La _............ <br /> Direct all questions to Greg Mason or ShelbyLathrop p @ (510) 370-3990 <br /> Billing Numbers: Monitor&Sample Activities 102480-6507 <br /> Laboratory Invoices Only 102480-6504 <br /> PROJECT MANAGER: Shelby Lathrop AUTHORIZATION <br /> �' file:wkreq_wk4 <br /> 4 <br />