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4r M M M M M MN% r M M14r =1 <br /> MEASUREMENTS(ft) CALCULATIONS(ft) <br /> 7AMI'7r <br /> D A TOTAL DEPTH DRILLED (AI 70 <br /> B DEPTH OF OPEN HOLE(IF NO IB) 685 <br /> CAVING OCCURS AS AUGERS ARE <br /> RAISED,VALUE WILL BE SAME AS A) <br /> C FOOTAGE OF HOLE COLLAPSED ICI =A-B= --�LOCD LENGTH OF SLOTTED CASING INSTALLED (D) ZO <br /> E DEPTH OF BOTTOM OF CASING (E) 685 <br /> CONCRETE — F LENGTH OF BLANK CASING (F) 485 <br /> GROUT a G DEPTH TO TOP OF SAND PACK (G) 43 <br /> F H FOOTAGE OF SAND PACK (H)=B-G= 27 <br /> � � t L I DEPTH TO TOP OF BENTONITE SEAL III 41 5 <br /> J THICKNESS OF BENTONITE SEAL PI=G-I= 1 5 <br /> BENTONITE — K THICKNESS OF CEMENT/BENTONITE GROUT (KI 41 5 <br /> SEAL <br /> G <br /> z <br /> FLUSH <br /> THREADED 1 BORING DIAMETER <br /> JOINTS — 2 CASING SIZE/SLOTTING 4"diameter/1 ZO 0.02'slots/ft <br /> 3 TYPE OF CASING PVC Schedule 40 <br /> Y 4 NUMBER OF BAGS OF SAND 15 <br /> <x 5 CASING ELEVATION Ground Level <br /> (#3)SAND PACK— — 6 DEPTH TO FREE-PRODUCT 0 <br /> —_ 7 DEPTH TO GROUND WATER 54 91' <br /> D 8 THICKNESS OF FREE-PRODUCT 0 <br /> - 9 DATE OF MEASUREMENTS 3-5-93 <br /> x <br /> FLUSH - 2-26-93 <br /> THREADED T WELL NO MW-2 DATE CONSTRUCTED <br /> CAP 1232 <br /> PROJECT NO LOCATION Montgomery Ward Auto Service Center <br /> E 5400 Pacific Avenue <br /> COLLAPSED B Stockton,Califomia <br /> HOLE A <br /> Environmental Audit Inc <br /> Monitoring Well <br /> Construction Details <br /> nwcocon <br />