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S <br /> f � <br /> Contractor shall jointly, with the Engineer, confirm the design of the well. The <br /> Contractor shall make a detailed sketch of the proposed construction and <br /> approval by the Engineer will be noted thereon. This sketch shall show all <br /> details of the proposed well construction: <br /> 1. Diameter of pilot hole. <br /> 2. Diameter of reaming. <br /> 3. Depth of top and bottom of reaming. <br /> 4. Type, length, diameter, opening size of screen. F- <br /> 5. Location of the top and bottom of screen at each interval to be ` <br /> screened. <br /> 6. Location, length, diameter, and material for all screen blanks, if <br /> necessary. <br /> 7. Method of making screen joints, bottom seal and attachment to casing. <br /> 8. Diameter of casing. <br /> 9. Length of casing. <br /> 10. Size and amount of gravel packing. <br /> 11. Depth and thickness of concrete grout. <br /> Well construction shall not proceed until design is approved by the <br /> Engineer. <br /> 1. Nested Monitoring Well Design: Upon completion of the reamed hole and <br /> with the results of the Contractor's sand analyses and electric logs <br /> sthe well., <br /> the Contractor shall jointly, with the Engineer, confirm the design <br /> of A detailed sketch of the proposed construction shall be made by the i <br /> Contractor and approved by the Engineer will be noted thereon. This sketch <br /> shall show all details of the proposed well construction: <br /> 1. Diameter of reaming. C <br /> 2. Depth of top and bottom of reaming. <br /> 3. Type, length, diameter, opening size of screen for each completion <br /> pipe. <br /> 4. Location of the top and bottom of screen at each interval to be <br /> screened. <br /> 5. Location, length, diameter, and material for all screen blanks, if <br /> .�.,,;Aecessary. <br /> 6. Method of making screen joints, bottom seal and attachment to casing. <br /> 7. Diameter of casing. <br /> 8. Length of casing. <br /> 9. Size and amount of gravel packing. <br /> 10. Depth and thickness of concrete grout. <br /> n is approved by <br /> Monitoring Well construction shall not proceed until design <br /> the Engineer. Ih* <br /> J. Records Required: The Contractor shall keep development and test records <br /> �1 <br /> maintained on a continuous basis, showing production rate, static water level, <br /> pumping level, drawdown, sand production, and all other pertinent <br /> information concerning method of development. <br /> C <br /> Division III- 14 <br />