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F <br /> Steel cap hinged to <br /> y casing with lock 4" Metal pipe <br /> hasp <br /> VEL Steel plate welded <br /> to conductor pipe <br /> :LAY and well cosing 2' <br /> OULDERS Ground Surface A <br /> LAY <br /> Grout surface seat. Required to <br /> Sand Pack isolate upper aquifer. <br /> ND GRAVEL 36" Drill hole <br /> 400' <br /> t 30" Conductor pipe <br /> VEL <br /> , L 18" Blank well cosing <br /> ,ND GRAVEL <br /> .VEL AND CLAY <br /> Reducer from 18" to 16" <br /> kND GRAVEL <br /> 28" Drill hole <br /> LAY 16" Blank well casing to be used-where well <br /> _ <br /> Y AND GRAVEL screen is not required. <br /> 230,., , . <br /> 9$�, Centralizers, spaced every <br /> 6":cusiag 50 feet. r <br /> Sand-Pack <br /> Y 'l r R • , B <br /> 16" Well screen to be placed lin appropriate <br /> lengths (5' MIN increments)'opposite <br /> water–bearing zones. <br /> D GRAVEL 300 <br /> :LAY `. <br /> NOTES. 1• This drawing shows,the well at the _ <br /> completion of the-pilot hole drilling'6nd well W ' <br /> 20' construction. Pump house foundation and Z <br /> production pump requirements ore specified O <br /> IN THE AND S–SPECIFICATION AND ON SHEETS C-8 © i <br /> LAY ,, n 2. Depths may vary slightly from those U <br /> shown, dependent on geological conditions M <br /> encountered during drilling. p" <br /> Steel plate welded W <br /> to casing cc <br /> VEL (a <br /> LAY r F <br /> DETAIL OF PROPOSED WATER WELLS #8 & #9 <br /> VEL SCALE: NONE <br /> ,VEL <br /> L <br /> ALDERS <br /> ,VEL <br /> :LAY <br /> iOULD£RS — <br /> MEL- <br /> .asing " <br /> TATED APRIL 1979 <br />