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J <br />` �'•.r�,t�k;rrni:7•i ave. l <br /> i�errs,aNOnt c;rave3 ieeci <br /> be d four ( � � inch galvanic'edsstandardall berweiyhtestieelhei e <br /> Ripe shall <br /> shall extend through the anualar s P ' which <br /> gravel pack. The seal at least two feet into the <br /> through the gravel feed pipe shall extend to the surface <br /> 4 pump foundation and shall be welded to the 30" <br /> conductor pipe the upper end shall be threaded and provided <br /> with a 4" inch galvanized cap <br /> be welded within a 90 degree angle� <br /> of the 3 4 inch rinch soundingtube;pipe. <br /> A reinforced monolithic concete pedestal extending at least 3 <br /> feet from the edge of the well casing in all directions, and <br /> covering the unsealed portions of the well excavation, shall by <br /> placed after completion Of the well . The pedestal shall be set a <br /> minimum of 16" above ground level at the site. The concrete base <br /> ;hall extend at least 3" inches below the bottom of the sounding <br /> and gravel feed pipe. Concrete shall contain six sacks per cubic <br /> yard of cement and attain, a minimum 2S day compressive strength <br /> Of 3000 ,_p�i . <br /> The pedestal shall be constructed so as to <br /> adequately drain water away from the well casing. <br /> Unthreaded sample tap's are to be installed on the up-stream <br /> side of the checkvalve and shall incorporate a ball valve and <br /> 3/8" copper tubing. The tubing is to be turned downward towards <br /> the ground. A flcwneter is to <br /> line. be installed on the well discharge <br /> !.-8 . 15 DEEP WELL TUPEINE PUMP (NCT APPLICABLE) <br /> T-8 . 16 ELE'C'TRIC LOGGING <br /> i <br /> UP" cOmpletion of drilling the well to the required depth, the <br /> Contractor shall run an electric tape to sr ;� <br /> g ( E Log) of the hole. � <br /> The "E" cog sha, l have a spontaneous Potential Curve from which <br /> the approx'i3nate salinity of all <br /> shall have resistivity 3nr?/or costrata can be determined, and <br /> rd=.actic�ity curves or sufficient <br /> number and We to accaratel.y define the boundaries of formations <br /> to ten feet th <br /> encountered in therefrom.the pore, near the bore, and at a distance of six <br /> The "E" Log shall provide sufficient formation <br /> the water bearing and non-water beari"g formations¢andrsim larining <br /> data necessary for the evaluation of recommended depth of the <br /> shall be rade by personnel <br /> well and the location of well casing per€orations. The "E" Log <br /> specially trained and experienced <br /> in the Plrforn:arce aria; inte�•L�ec � <br /> for water wells, and the resultsdshall on obeefullylexplainedland <br /> interpreted to the Engineer. <br /> r <br /> i <br /> II <br /> F <br />