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r <br /> 0 <br /> 2"MIN CLEAR ONITORING WELL PLUG <br /> BOLLARDS IN ENCLOSURE <br /> SEE NOTE 1 <br /> ELL ENCLOSURE WITH <br /> V MONIT.WELL PLUG LOCKABLE COVER,CENTERED ON BOTH PIPES <br /> 4" <br /> 1/2"x 4"CARRIAGE BOLT IN WET CONCRETE. <br /> 3 SET BOLT HEAD FLUSH W/CONCRETE <br /> 2"MIN 4" <br /> 2 FT CONCRETE PAD <br /> f INSCRIBE WELL NO.AND DATE IN WET CONCRETE <br /> GROUND <br /> SURFACE GROUND SURFACE <br /> CLASS 2 AG BASE,5 FT 2 T <br /> ALL AROUND DOBIES,3 MIN <br /> 4) <br /> NEATCEMENT(TYP) <br /> 7 U <br /> U l!J <br /> 2"PVC WELL CASING <br /> CL <br /> —1"PVC WELL CASING <br /> O <br /> L <br /> BENTONITE <br /> C) 0 <br /> -0- <br /> = 10 FT <br /> S1 <br /> ' m Q <br /> W <br /> z 1 FT CENTRALIZER(TYP)BOUND TO 2"CASING 20 FT O.C. <br /> w 5 FOR AIR AND MUD ROTARY RIG INSTALLATION ONLY <br /> Lu <br /> cW7 5 — <br /> � — —_ <br /> o _ — GROUNDWATER <br /> X 12 SAND PACK <br /> ft <br /> =__ = 0.02"SLOTTED WELL SCREEN(TYP) <br /> SEE NOTE 2 <br /> 1 THREADED BOTTOM CAP(TYP) <br /> MIN.1"SAND IN 3/8"0 HOLE <br /> NOTES: BELOW CASING i 1% <br /> 1. MAINTAIN EXISTING BOLLARDS-NEW BOLLARDS NOT REQUIRED. <br /> 2. GROUNDWATER PUMP NOT SHOWN. INSTALL PUMP WHEN DIRECTED BY THE ENGINEER. <br /> 3. PRESENCE OF SAN JOAQUIN COUNTY ENVIRONMENTAL HEALTH DEPARTMENT(EHD)IS REQUIRED FOR PLACING <br /> MATERIALS WITHIN BOREHOLE,UP TO THE NEAT CEMENT SEAL. COORDINATE EHD INSPECTION WITH ENGINEER. <br /> SCALE: 2013 GROUNDWATER GROUNDWATER WELL FIGURE <br /> COUNTY OF SAN JOAQUIN NONE WELL INSTALLATION DETAIL 4 <br /> PROJECT <br />