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• 2.05.3 <br />L ' <br />• <br />MR-106 <br />APPRovC-_D <br />.o� /s/Dq <br />Three or more gob vent boreholes GVBs are required over each longwall panel. <br />Additionally, exploratory holes will be drilled within the permit boundary. Run -off from <br />the related drill pads may not go through a treatment facility such as a sediment <br />pond. Run -off from the pads that does not report to a sediment pond will be filtered <br />through a sediment fence. Design of sediment fences for drill pad configurations are <br />presented in Volume III, Exhibit 8 beginning on pages Exh -8 —107 and Exh -8 -223. <br />The three typical drill pads are designed on a 3H:1 V slope, 5H:1 V slope and 10H:1 V <br />slope. The typical sediment fence configuration, berms and ditches for the various <br />slopes and pad sizes are shown on Maps 36, 36a and 36b. The following table lists <br />each drill hole and its design drill pad: <br />Drill Holes - Original Ground Slope Information <br />I denfifier <br />Hole Name <br />Slone <br />Idenfifier <br />Hole Name <br />slope <br />063 <br />GVB -D -2B <br />10:1 <br />138 <br />14 Geotech <br />N/A <br />41 <br />GVB -D -7A <br />3:1 <br />139 <br />3 Alluvial Wells <br />N/A <br />42 <br />GVB -D -5A <br />3:1 <br />141 <br />GVB -BI -A B &C <br />10:1 <br />44 <br />GVB -D4B <br />5:1 <br />142 <br />B- Bum -24 <br />N/A <br />51 <br />GVB -WD -3C <br />5:1 <br />143 <br />TC-05 -04 <br />N/A <br />052 <br />GVB -WD -3B <br />3:1 <br />144 <br />GVB- B2 -A &C & B3A,B <br />N/A <br />053 <br />GVB -WD -2B <br />3:1 <br />145 <br />GVB -61 -A1 <br />3:1 <br />54 <br />GVB -WD -3A <br />10:1 <br />147 <br />GVB -B2 -A1 <br />3:1 <br />55 <br />GVB -WD -2A <br />10:1 <br />148 <br />GVB -B3-A2 <br />3:1 <br />59 <br />GVB -D4C <br />10:1 <br />149 <br />GVB -B3-A1 <br />3:1 <br />060 <br />GVB -D -5B <br />5:1 <br />151 <br />GVB -B2 -B <br />10 :1 <br />061 <br />GVB -D -5C <br />10:1 <br />152 <br />GVB -B2 -A2 <br />3:1 <br />62 <br />GVB -D-6C <br />5:1 <br />153 <br />GVB -6A, 66, 6C <br />3:1,5:1,5:1 <br />64 <br />GVB -D-6A <br />5:1 <br />155 <br />GVB4A, 5A <br />3:1,31 <br />65 <br />GVB -D-6B <br />3:1 <br />158 <br />G3-1 through G3-6 <br />10:1 <br />66 <br />GVB -D -7B <br />5:1 <br />159 <br />GeoTech -04 <br />10:1 <br />068 <br />DH -57 <br />10:1 <br />161 <br />GVB-6D <br />10:1 <br />70 <br />DH -58 <br />10:1 <br />162 <br />GVB-6E <br />10:1 <br />75 <br />GVB -D -7C <br />10:1 <br />164 <br />GVB -7A <br />10:1 <br />077 <br />GVB -D -5D <br />5:1 <br />165 <br />GVB -7B <br />5:1 <br />78 <br />GVB -WD -1A <br />10:1 <br />166 <br />GVB -7C <br />10:1 <br />50 <br />GVB -WD -2C <br />5:1 <br />167 <br />GVB -7D <br />10:1 <br />080 <br />GVB -WD -1B <br />10:1 <br />173 <br />GVB -10B <br />10:1 <br />083 <br />Geo -TCH -01 <br />10:1 <br />174 <br />GVB -9C & 10DG <br />10:1 <br />84 <br />Geo - TCH -02 <br />10:1 <br />175 <br />GVB -11 C <br />10:1 <br />085 <br />Geo - TCH -03 <br />5:1 <br />176 <br />GVB-8A & 9D <br />10:1 <br />087 <br />GVB -D -8C <br />10:1 <br />177 <br />GVB- 10D- 1,10D -2, 1OU -2 <br />10:1 <br />090 <br />GVB -D -8B <br />5:1 <br />178 <br />GVB -11 D <br />10:1 <br />092 <br />GVB -D -9B <br />3:1 <br />179 <br />GVB -8B & 9E <br />10:1 <br />094 <br />GVB- D -8A &9A <br />3:1 <br />180 <br />GVB -10E & 10U -1 <br />10:1 <br />96 <br />IP -99 -16 <br />10:1 <br />181 <br />GVB -11E <br />10:1 <br />102 <br />IP -99 -11 <br />3:1 <br />186 & 187 <br />HC-08 -01 & 02 <br />3:1 <br />120 <br />KM -3 <br />3:1 <br />189 <br />11 Geotech Holes <br />N/A <br />129 <br />P -B- Bum -22 <br />10:1 <br />190 & 191 <br />GVB -8A -A & B <br />10:1 <br />130 <br />P -B- Bum -23 <br />10:1 <br />192 <br />GVB -9B <br />10:1 <br />131 <br />ITC-03-01 <br />10:1 <br />193 <br />GVB -9B & 10B <br />10:1 <br />132, 133, 136 <br />TC- 03 -02, 03,06 <br />10:1 <br />194 <br />GVB -8 -TG <br />10:1 <br />2.05-34- <br />05/28/09 <br />