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S Y OF SUBSIDENCE SURVEY DATA <br /> M -CONTINENT RESOURCES INC. <br /> COAL BASIN MINES <br /> SUBSIDENCE MONITORING POINT MCO L <br /> NNNNNNNNNNNNNNNNNNNNNNNN NNNNNNN�FNN�FN�tNNN�FNN�F�FNNNIFNNNN�f�F*NNNNNIFNNN�FNNNNN�FNNNNNN <br /> S U R V E Y D A T E <br /> AUG 1981 JUL 1982 AUG 1983 <br /> NNNNNNNNNNNNNNNNNNNNNNNNN NNNNNNNNNNNNNNNNNNNN�FIFNNN�F�FIi�FItNNNNNNNNNNNNNNNNNNNNNNN <br /> 1.0 BACKS 1 GHT STATION TP- Z TP- Z 7-11- Z. <br /> 2.0 INSTRUMENT STATION me_# 5- /j1L�$� lif e*'- <br /> NORTH COORD. (MINE ID) /SSS7-Z7 /SS5 7.63 /SF-3- z <br /> EAST COORD. (MINE GRID) 5—B33, 70 S8 35;7/ 583Y.79_ <br /> ELEVATION (ft) lI o/G - I& /1y/5; /t 11 o/y, S`I <br /> HEIGHT OF TRANSIT (ft) 3, 0 s 7. 37 2. 0 s <br /> 3.0 BACKSIGHT AZIMUTH <br /> FIELD ERECT 26YO 5-61 31 " ?je 56 ' 06" 2AY2 SSA nL" <br /> FIELD INVERTED • 6 0 / ° 6 i" / ° 371 " <br /> FIELD AZIMUTH 2 Sy° S6 33 " ? ° �' Qfz" 7,8�Y° ' " <br /> TRUE AZIMUTH 2P° SW 30 " Za! ° S761 07" 55-1 <br /> 4.0 BACKSIGHT CORR. 00& 001 -03" 000e 001 +-oI" ootf oo' -oy" <br /> 5.0 FORESIGHT AZIMUTH <br /> FIELD ERECT boo° S61 22 " W° 51v 9 3y" 7o u 73 n <br /> FIELD INVERTED 12 P 6-62�" /2pe � n /2U a Sy 2yn <br /> FIELD AZIMUTH 30a ° Sb Z ," 3ov° Sy' 3 7 " ov° S4 31 " <br /> TRUE AZIMUTH 3 00 ° j76 20" ° Sly 1 3 8 " 3 00o S4 0 A" <br /> 6.0 FORESIGHT VERTICAL �NGLE <br /> FIELD ERECT �° �1 V2 " �° /3 S6 " 1, ° /? I 59 " <br /> FIELD INVERTER 2 ° 4L� ,?,t" ors' <br /> FIELD ANGLE l /ob° 7 1 o z " �o f/ l <br /> HEIGHT OF TARGET t f#) 0,43' O. 9.r 0 9- - <br /> 7.0 HORIZONTAL DISTANCE <br /> MEASURED SLOPE DIST (ft) 20 /2.89 2o/2,57 Zo12 ,37 <br /> ATMOSPHERIC PRESS. iln H20) 1q, So 19, 9 S 19, 191 <br /> TEMPERATURE (Degrees F) 6 7 40 9 Z <br /> COOR. FACTOR (ft) i o..S6 0. SG 0..15-4 <br /> TRUE SLOPE D I STANCE (f t) 2 v/3.�/� 20/3• /3 2 0/3. 93 <br /> HORIZONTAL DIST. (f ) /932. 6Y /432, 9y /,931.77 <br /> 8.0 DIFFERENTIALS <br /> NORTH COORDINATE 99 3,6'/ 99 Z,90 993. 2 9 <br /> EAST COORD i NATE _ /6 S7.6 9 —/6 S8.3 2 - l Ls-1 . /7 <br /> ELEVATION (ft) --FAT 6 560.6 0 -540, 6 3 <br /> NNNNIFNNNNNNNNNNNNNNNNNN1t NNN�FNNNNIFNIFNNN�FNN�FNNIt�FNNNNNNNNNNNiFNNNNNNNNNNNNNNNNNN�NN <br /> NORTH COORDINATE (M NE GRID) 16 s5o.91 /6 SSo• S3 / G sS/. 3/ <br /> EAST COORDINATE (MI:E GRID) y/76,0/ ti/76 . 39 y/-7s&Z <br /> ELEVATION (ft) ID ySy S/7 lotisy.so /otiSy.2G <br /> NNNNNNNNNNNNNNNNNNNNNNNN NNNNNNIFNIFNIFIINNNIlN11N1F1FNNN1lN1FNNNNNNNNNNNNNNNNNNNNNNNNNNNN <br />