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WORKPLAN <br /> for <br /> RE-EXCAVATION & RESAMPLE- <br /> 21167 No TRETHWAY ROAD <br /> ACAMPO, CA <br /> SITE CODE 4359 <br /> Prepared by <br /> Wm J Hunter & Associates <br /> September 25 , 1951 <br /> 1 Move in Jim Thorpe Oil equipment, remove pump house and <br /> associated piping and electrical lines located at southwest <br /> corner of existing excavation <br /> 2 Remove approximately 5 feet of material from the south <br /> wall and southeast corner of the existing excavation, under <br /> the direction of Wm. J Hunter & Associates personel Spoil <br /> to be placed on plastic adjacent to existing piles located <br /> to the west of the excavation. Actual amount of soil <br /> removed will depend upon evaluation of the site during <br /> excavation <br /> 3 . Remove approximately 3'-5 feet ofspoil from the north, <br /> wall in the vicinity of previous sample #4 , actual amount to <br /> be determined as excavation proceeds <br /> 4 Using the backhoe bucket, obtain samples from the sides <br /> and bottom of the newly excavated areas under the direction <br /> of the geologist and the representative from the County <br /> Samples to be collected in properly cleaned brass tubes <br /> supplied by FGL Environmental , sealed, labeled, stored, and <br /> transported to the lab under proper chain of custody <br /> Proposed re-excavation areas and sample locations are shown <br /> on Exhibit A41 <br /> 5. Samples to be analyzed for BTEX, TPH-G, TPH-D, EDB, and <br /> TOG, using test procedures and detection limits as specified <br /> by Tri-Regional Recommendations and EHD6 <br /> 6 . Excavating and 'sampling operations to be w3.te5sed by a <br /> representative of the San Joaquin County EHD <br /> r <br /> 7 . Spoil removed from the re-excavation will be sampled as G ? <br /> directed by the geologist & the County representative, and — <br /> will be tested for TPH-D, EDB, and oil & grease <br /> 8. All operations will be performed in accordance with the <br /> 40 health & Safety plan previously submitted to the County <br />