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r <br />P, <br />A <br />TEMPORARY WELLHEAD CAP <br />4" SCH 40 PVC <br />WELLHEAD PER 1 2 OR 3 <br />3' <br />INSTALL LANDTEC WELL <br />BORE SEAL <br />COMPACTED SOIL - HAND <br />COMPACT IN 24„ LIFTS <br />SEE NOTE 4 <br />UPPER LOW PERM SEAL <br />- SEE NOTE 3 <br />COMPACTED SOIL - HAND COMPACT <br />IN 24" LIFTS <br />SEE NOTE 4 <br />LOWER LOW PERM SEAL <br />- SEE NOTE 3 <br />FINE SOIL OR SAND <br />4" SCH 80 NONPERFORATED PVC <br />PIPE - SEE NOTE 2 <br />EXPANSION JOINT - <br />SEE DETAIL <br />WELL SCREEN - <br />SEE DETAIL �lal�4 <br />1-1/2" WASHED ROCK <br />PACK <br />SLOTTED 6" SCH 80 <br />PVC WELL PIPE <br />6" SCH 80 PVC CAP <br />W/ 1 " HOLE IN <br />BOTTOM <br />SEE NOTE 1 <br />--►I 24" MIS <br />FINISHED GRADE <br />VEHTI CAL LFG WELL / 1 <br />SEE DRILLING TABLE <br />NOTES: SCALE: NONE GC -4 <br />1. DO NOT DRILL DEEPER THAN THE DEPTHS SHOWN ON THIS DRAWING. IF NATIVE SOIL IS ENCOUNTERED DURING DRILLING THEN STOP DRILLING AND BACKFILL <br />BOTTOM OF BOREHOLE WITH THREE FEET OF BENTONITE. <br />2. NO WELD SEAM, COUPLING OR OTHER OBSTRUCTION SHALL BE PRESENT ON THE 4" PIPE THAT MIGHT HINDER ITS MOVEMENT IN THE TELESCOPING JOINT FOR A <br />DISTANCE OF 20' ABOVE THE JOINT. HOLD THE 4" PIPE VERTICAL DURING BACKFILL. <br />3. LOW PERM SEALS: SEE SPECIFICATIONS <br />4. SUGGESTED APPROACH IS TO USE A POWDER PUFF PNEUMATIC TAMPER WITH PIPE EXTENSION TO REACH INTO WELL BORE. <br />5. SEE SPECIFICATIONS FOR WELL PERMIT AND INSPECTION REQUIREMENTS. <br />CHECKED DATE APPROVAL R COMMENDED DATE <br />CARROL/ MOORE 2/8/06 <br />Gia a�a9 �5-is3 <br />FOOTHILL SANITARY LANDFILL DRILLING TABLE <br />PIPE PERFORATIONS <br />DRI LLI NG TABLE <br />'I <br />6" SCH 80 PVC PIPE <br />1/4" x 4" SLOT (TYP) <br />OFFSET ALTERNATE ROWS 90' <br />:TYP) <br />2 <br />2 <br />C! <br />SLI P J01 NT / 3 <br />ALE NONE 4 <br />4" SCH 80 PVC PIPE <br />SLIP JOINT <br />6" x 4" SCH 80 PVC BUSHING - <br />REAM LANDING OF BUSHING TO ALLOW <br />FREE PASSAGE OF PIPE <br />WOOD SCREWS THROUGH COUPLING INTO BUSHING <br />6" SCH 80 PVC COUPLING <br />GLUE JOINT <br />(4) SS SCREWS TO PREVENT PIPE FROM <br />PULLING APART THROUGH BUSHING - <br />SCREWS SHALL NOT PENETRATE 4" CASING <br />GLUE JOINT <br />6" PERFORATED PVC PIPE <br />DGE <br />W <br />Q <br />Z: <br />0 <br />W <br />0 <br />z <br />IV <br />NORTHING <br />FASTING <br />BORE DEPTH <br />DEPTH TO <br />BOTTOM OF <br />WELL PIPE <br />LENGTH OF <br />WELL <br />SCREEN <br />DEPTH TO <br />EXPANSION <br />JOINT <br />DEPTH TO <br />TOP OF <br />ROCK <br />PACK <br />WELL NUMBER <br />(F -T) <br />(FT) <br />A (FT) <br />B (FT) <br />C (FT) <br />D (FT) <br />E (FT) <br />GX-1 <br />2913.85 <br />3616.26 <br />100 <br />99.5 <br />50 <br />49.5 <br />47.5 <br />GX-2 <br />2657.36 <br />3198.37 <br />100 <br />99.5 <br />50 <br />49.5 <br />47.5 <br />GX-3 <br />3048.93 <br />3037.38 <br />100 <br />99.5 <br />50 <br />49.5 <br />47.5 <br />GX-4 <br />2626.18 <br />2710.36 <br />64 <br />63.5 <br />32 <br />31.5 <br />29.5 <br />GX-5 <br />3429.82 <br />3582.41 <br />92 <br />97.5 <br />46 <br />45.5 <br />43.5 <br />GX-6 <br />3558.93 <br />3100.70 <br />100 <br />99.5 <br />50 <br />49.5 <br />47.5 <br />GX-7 <br />3189.62 <br />2457.97 <br />100 <br />99.5 <br />50 <br />49.5 <br />47.5 <br />GX-8 <br />4033.02 <br />3207.38 <br />47 <br />40.5 <br />21 <br />19.5 <br />17.5 <br />GX-9 <br />3739.54 <br />2580.98 <br />75 <br />74.5 <br />38 <br />36.5 <br />34.5 <br />W <br />PIPE PERFORATIONS <br />DRI LLI NG TABLE <br />'I <br />6" SCH 80 PVC PIPE <br />1/4" x 4" SLOT (TYP) <br />OFFSET ALTERNATE ROWS 90' <br />:TYP) <br />2 <br />2 <br />C! <br />SLI P J01 NT / 3 <br />ALE NONE 4 <br />4" SCH 80 PVC PIPE <br />SLIP JOINT <br />6" x 4" SCH 80 PVC BUSHING - <br />REAM LANDING OF BUSHING TO ALLOW <br />FREE PASSAGE OF PIPE <br />WOOD SCREWS THROUGH COUPLING INTO BUSHING <br />6" SCH 80 PVC COUPLING <br />GLUE JOINT <br />(4) SS SCREWS TO PREVENT PIPE FROM <br />PULLING APART THROUGH BUSHING - <br />SCREWS SHALL NOT PENETRATE 4" CASING <br />GLUE JOINT <br />6" PERFORATED PVC PIPE <br />DGE <br />W <br />Q <br />Z: <br />0 <br />W <br />0 <br />z <br />IV <br />0 <br />Q <br />J <br />V <br />J <br />V) <br />z <br />W <br />LL <br />U <br />�. <br />CL <br />7 <br />w <br />0z <br />�- <br />o <br />ccw <br />Q <br />w <br />J <br />aJZLLj <br />I <br />rn <br />Lu <br />X <br />0 <br />Q � <br />- <br />aNLL <br />um <br />Q <br />oM <br />ZOO <br />z <br />m <br />WQU <br />Ww <br />woo <br />Z <br />w <br />W <br />Z <br />C) <br />co <br />= <br />z <br />O(Qn0 <br />C)o"' <br />Z 0 <br />Q <br />J <br />J <br />O <br />Q.� <br />I <br />C <br />r- C) <br />z I <br />m <br />oa= <br />n�a- <br />W <br />Q <br />Q <br />z` <br />dN <br />om <br />�p <br />LL <br />o <br />0 <br />Q <br />DATE: <br />2/01/2006 <br />SCALE: <br />AS SHOWN <br />SHEET <br />GC -4 <br />16 of 27 sheets <br />I <br />m <br />� <br />o <br />C9 <br />w <br />Nd <br />v <br />�' <br />a, <br />w <br />J <br />I <br />rn <br />Lu <br />X <br />0 <br />Q � <br />- <br />aNLL <br />um <br />Q <br />} <br />ZW <br />z <br />m <br />Ww <br />woo <br />LU <br />JQ� <br />m� <br />co <br />Y <br />C)o"' <br />LLJ <br />�W� <br />Q.� <br />I <br />r- C) <br />z I <br />m <br />oa= <br />n�a- <br />--sm <br />dN <br />om <br />DATE: <br />2/01/2006 <br />SCALE: <br />AS SHOWN <br />SHEET <br />GC -4 <br />16 of 27 sheets <br />