Laserfiche WebLink
,. a _..,. �. Vi+ <br /> FaR0 <br /> -- Monitoring Well Detail <br /> PROJECT NUMBER1$82G BORING/WELL NO.Mw-3 <br /> PROJECT NAME Tri-Valley/Thornton TOP OF CASING ELEV.9.34 1 <br /> COUNTY San Joaquin GROUND SURFACE ELEV.10.07 <br /> •- WELL PERMIT NO. 87`2966 DATUM Arbitrary, Mor'-2 <br /> Top of casing set at l0' <br /> a. <br /> '..i: EXPLORATORY BORING <br /> a. Total depth 23.5 <br /> b. Diameter �7`5rin. <br /> Drilling method hollow stem auger <br /> d <br /> e WELL CONSTRUCTION <br /> C. Casing length 22 Fr <br /> Material sch 40 PVC _ <br /> d. Diameter 2 <br /> in. <br /> _w a c e. Depth to top perforations 10 ft. <br /> i <br /> f. Perforated length 12 <br /> Perforated interval from z 2 to l Owft, <br /> •..,:':: ..::: Perforation type machine slot <br /> �•�" 0.02 inches <br /> Perforation ration size <br /> g. Surface seal (1--0 ft- ) 1 <br /> - F Seal material Concrete <br /> h. Backfill (5-1 ft. ) 4 <br /> y.%.`i s ft. <br /> Backfill material grout cement <br /> Seal (9-5 ft. ) 9 <br /> ft, <br /> Seal material bentonite pellets <br /> j. Gravel pack (22-•9 ft. ) 13 fL <br /> .;.; Pack material #2/12 sand <br /> Bottom sealtic <br /> ` <br /> k Seal material N/A <br /> 1. F-8 christy box, locking <br /> •� cover, lock <br /> E=ELTECM <br />