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MONITORING WELL DETAIL <br /> EXCELTECH MW-5 <br /> Project Number 3-49132-31 BnringlWe1i No. 3 38 <br /> Project Name Quilt 5to Market No. 132 Tap of Casing Elev. �— <br /> 3.89 <br /> County San Joa uin Ground Surface Elev. City of Stockton <br /> Well Permit No. 90-3089 Datum <br /> k Id <br /> dOb4g EXPLORATORY BORING <br /> 9 <br /> 19 ft. <br /> a. Total depth -- <br /> 8 <br /> b. Diameter - <br /> Drilling method Hallow stem au er <br /> h <br /> WELL CONSTRUCTION <br /> 19 ft. <br /> c. Casing length <br /> Schedule 40 PVC <br /> Material <br /> 2 in. <br /> i d. Diameter <br /> r"r'" yr f• e, Depth to top perforations 9 ft. <br /> rr~ ri• 10 <br /> _ r ry r r• ft. <br /> Yr r-' rvr• f. Perforated length - <br /> 1g <br /> r•r• rYr' Perforated interval from —2 <br /> to __ ft. <br /> SfVV LV <br /> r•r. r•r• <br /> VYV VV <br /> r•r• r•r• Machine slotted <br /> �'r�:^ r r• Perforation type <br /> YVtin yY <br /> r•r f•r• <br /> 0.01 <br /> AnY•.• -r r, in. <br /> Perforation size <br /> r•r• r•r• <br /> {.�• 4Y 1 <br /> r•r. r•r• ft. <br /> 4•YY LV <br /> r•r• r•r• g. Surface seal �--� <br /> ryr�" •Jyr• <br /> f YYY YY j Concrete <br /> r•r• r•r• <br /> YVY y+- Seal material <br /> ti•rV VV• <br /> r'�• r'+• 5 ft. <br /> h. Backfill <br /> syr:- ?'r.r• Neat cement grout <br /> Backfill material <br /> Seal ------ <br /> Bentonite <br /> Bentonite <br /> "1:'r:' +f• Seal material <br /> 1�• •rim• 2 <br /> VVY YM l2 ft. <br /> r.r• r•r• j, Gravel pack �— <br /> YYV 1rY <br /> r.r• +•r• 2/12 Silica sand <br /> ti.v. S.ti. <br /> r•r• r•r' Pack material <br /> 1.YY i.v <br /> ,r•r• ,r•r• <br /> YVY f�'r, <br /> .r.r• <br /> r fy r r• k• Water ti ht surface vault with water <br /> r ry r, tight locking well cap <br /> .r.r. i•r• <br />