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13.0 Geophysical Logging <br /> Following completion of the exploratory boring to be drilled to a <br /> depth of 240 feet, the borehole will be electric logged. The <br /> electric log will consist of the following two geophysical logs: <br /> spontaneous potential and resistivity. The resistivity log shall be <br /> performed with a short (16 inch) and long (64 inch) normal tool. It <br /> is the Contractor's responsibility to make arrangements with the <br /> appropriate subcontractor to perform this work. It is also the <br /> Contractor's responsibility to assure that the geophysical logging <br /> equipment is on-site in a timely manner following the completion of <br /> the borehole. Standby time for the Contractor will not be paid <br /> while waiting for the geophysical equipment. This work will be paid <br /> on a per borehole basis. <br /> 14.0 Casing and Screen Installation <br /> Contractor shall install casing and screen assemblies in a work- <br /> manlike manner as directed by the Engineer, to depths as directed in <br /> the field. Contractor shall provide all slips, elevators, and other <br /> tools necessary for the installation. Payment for this work will be <br /> at the hourly well completion rate quoted in the Contractor's <br /> proposal. A diagram of the casing and screen installation is <br /> provided in Figure 1. No solvents for screen and casing <br /> connections will be allowed. In addition, all casing and screen <br /> will be steam cleaned prior to installation. The cost for cleaning <br /> the casing and screen will be included in the cost for these <br /> materials. <br /> 15.0 Formation Stabilizer Installation <br /> The Contractor shall install the Formation Stabilizer by the tremie <br /> method from the surface. This work will be paid at the hourly well <br /> completion rate. <br /> 7 <br /> 1130.3:14 <br />