Laserfiche WebLink
1WE "r <br /> Monitoring Well Detail <br /> PROCT NUMBER 15820 MW-2 <br /> JE BORING/WELL NO. _ <br /> Tri-Valley/Thornton 3.0.00, <br /> PROJECT NAME TOP OF CASING ELEV..` <br /> San Joaquin -- 10.23• <br /> COUNTY -- -- GROUND SURFACE ELEV. <br /> WELL PERMIT NO. 87-2966 DATUM Arbitrary, MW-2 <br /> top of casing set at 10' : <br /> •ti` '• 8 EXPLORATORY BORING <br /> a, Total depth 25 <br /> b. Diameter 7.5 <br /> -in. <br /> Drilling method hollow stem auger <br /> e WELL CONSTRUCTION <br /> c. Casing length 2 5 fr <br /> ! � Material sch 40 PVC _ <br /> d. Diameter in. <br /> c e. Death to top perforations 10 ft. <br /> w f. Perforate:, length 15 ft i <br /> Xi <br /> Perforated interval from 25 to :.ft. <br /> machine slot <br /> •••• .-�.. Perforation type <br /> • �� 0.02 inches <br /> :?:' •�i'f Perforation size <br /> '`�• g. Surface seal ft. <br /> "��•' Seal material conrete <br /> a ;�'••• 4 <br /> h. Backfill ( . ) ft• <br /> f =•; 1 Backfill material grout cement <br /> i. Seal {9-5 ft. ) 4 • <br /> . ;�;.• <br /> Seal material <br /> bentonite pellets <br /> (25-9 ft . ) 16 <br /> j. Gravel pack ft, <br /> •.: ##2;'12 sand <br /> Pack material <br /> a`-• _:.:r k. Bottom seat <br /> ft. <br /> '::''�• Seal material N/A <br /> _... ��. _ k.._....._ F-8. chr.isty.._..box,.....locicin3-- <br /> cover, lock <br /> ce�t~IreeH <br />