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I <br /> VASE ZONE PROBE CON .' <br /> STRUCTION DETAILS <br /> DEPTH (2 PROBE NEST) <br /> i--WELL BOX DIAMETER AND MATERIAL i 12—inch, traffic—rated <br /> TOTAL LENGTH OF WELL BOX RISER ii 12—inches <br /> 0 WELL BOX LENGTH ABOVE GRADE 1/4 !inch <br /> THICKNESS AND TYPE OF SEAL iI 2 feet, concrete <br /> i <br /> DIAMETER, MATERIAL AND 2—inch SCH 40 PVC <br /> JOINT TYPE OF RISER PIPE flush 'thread <br /> I I <br /> TYPE OF BACKFILL AROUND RISER cemenIt/5% <br /> bentonite grout <br /> M <br /> ,c <br /> :r <br /> fry. j� <br /> ,I <br /> 0 feet <br /> ! <br /> X. <br /> X. <br /> p <br /> 3 <br /> II" <br /> J i <br /> II <br /> THICKNESS AND TYPE OF SEAL '`2 feet; bentonite chips <br /> DISTANCE OF FILTER SAND {�1 foot` <br /> ABOVE TOP OF SCREEN <br /> TYPE OF FILTER AROUND SCREEN �#3 Lornestar, or equivalent <br /> X. MONITORING WELL MAT'L SCH SO PVC <br /> ':. SCREEN GAUGE/SLOT SIZE 0.020 ;`inch <br /> 45 feet : DIAMETER AND LENGTH OF SCREEN P—inches, 15 feet <br /> Em m <br /> E A. xx <br /> i, <br /> 'l <br /> i� <br /> ;f <br /> THICKNESS AND TYPE OF SEAL �:2 feet, bentonite chips <br /> DISTANCE OF FILTER SAND j1 foot, <br /> ABOVE TOP OF SCREEN <br /> !E <br /> TYPE OF FILTER AROUND SCREEN ; <br /> #3 Lo!iestar, or equivalent <br /> MONITORING WELL MAT'L SCH 40 PVC <br /> SCREEN GAUGE/SLOT SIZE 0.020 '!inch <br /> 63 fee DIAMETER AND LENGTH OF SCREEN I'2—inches, 15 feet <br /> ACTON . MICKELSON . VAN DAM, INC. FIGURE 7 <br /> 19042VPCD <br /> l <br /> II i� <br />