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r <br /> 4 <br /> f _ <br /> Monitoring Well Detail <br /> '1 PROJECT NUMBER 1813G BORING/WELL NOMW-22 <br /> PROJECT NAME Dunt 14di TOP OF CASING ELEV. 30.21 <br /> COUNTY San Joaquin GROUND SURFACE ELEV. 31,37 <br /> WELL PERMIT NO. 87-3860DATUM_ Cit-of Lodi <br /> f r ' <br /> 'r <br /> * '46 EXPLORATORY 8OR1Ng <br /> '� :.••. i:6• 48.5 <br /> a. Total depth ,fL <br /> i -• b. Diameter <br /> Drilling method hollow ',tern auger <br /> WELL CONSTRUCTION <br /> h <br /> r <br /> I <br /> ,• G Casing length 48 ft, <br /> Materla! sch 40 PVC <br /> d. Diameter fin. <br /> { J `c e. Depth to top perforations 39 fL <br /> i <br /> f. Perforated length 10 ft. � <br /> ° •• , Perforated interval from to 38 <br /> .. 48 ! <br /> Perforationtyp a machine slot <br /> ••f: �• Perforation size 0.020 in. <br /> { <br /> wt, {{�• y <br /> ';"i; '•:;i g. Surfaa seal (2`0) <br /> Soal material concrete i <br /> (35-2) 33K.34t. <br /> ate• h. 8ackfiR <br /> IF •''�t :�•: Backfill materials$ bentonite/a�:;r..nt <br /> 37 <br /> ( •-35) 2 <br /> i '.; • g..:: L Seat _.,.ft. <br /> Seal material bentonite pallats <br /> Gravel pack (48:5 .37) 11.5 ft <br /> -r 4 I� :~;• •'�:�'• �.. <br /> ' I412/12 sand <br /> s •r Pack material <br /> •ys <br /> . ,.�•.; k. Bottom seal ft <br /> ---- __ !- — - - -- - k--- --- — --Sea[ material --- <br /> ' ° 1• N-9 christy box, canlock <br /> �� T E � wel1 head lock <br /> EXCIELTIECh <br /> E ,x� <br />