Laserfiche WebLink
the attached schematic, PLATE VI , using either 2 ' or 4" OD PVC <br /> slotted and blank casing. <br /> 4 . Soil samples will be transported to a State certified labora- <br /> tory with instructions to test for BTEX (EPA 8020 , ) TPH-G (EPA <br /> 8015M, ) and total lead (EPA 7420. ) <br /> 5_ Within 12-18 hours of completion, the well will be developed <br /> by surging and/or swabbing with a hard rubber disc or other <br /> suitable device Purge water will be placed in properly Labeled <br /> and sealed drums & stored on site pending results of laboratory <br /> analysis. <br /> 6 As soon as practical after development, the well will be <br /> surged, measured, and sampled according to WJH field protocol; a <br /> copy of which is included as EXHIBIT J . <br /> 7. Water samples will be transported under chain of custody to a <br /> State Certified laboratory with instructions to test for BTEX & <br /> TPH--G, using San Joaquin County approved detection limits <br /> 8 As soon as practical after completion of the well , the <br /> elevation & surface coordinates will be determined by a licensed <br /> surveyor. <br /> 9_ After receipt and analysis of all the data, a report will be <br /> prepared and submitted to the San Joaquin County EHD for review & <br /> comment. If additional work appears necessary, proposals for <br /> such tasks will be included in the report. <br /> The Spoil currently stored on site will be sampled & analyzed for <br /> residual levels of contamination in order that options for <br /> remediation or disposal may be evaluated. We will notify the San <br /> Joaquin County EHD when a decision has been made concerning the <br /> matter. <br /> After receiving approval of this workplan, we will obtain bids <br /> from qualified contractors & laboratories, submit a drilling <br /> permit applicati. with appropriate fees, and schedule the work_ <br /> Wm J H t & Associates `��ED G1E <br /> February 15 1995 �5 °GJ� <br /> WILLIAM J H[Jh7ER <br /> cc. Robert Fowler <br /> NO 860 <br /> slA�OF CAl1F �\P <br /> 5 <br />