REP46097

• Permit No: C1982056
• IBM Index Class Name: Report
• Doc Date: 3/1/1994
• Doc Name: SUBSIDENCE MONITORING REPORT JULY-DECEMBER 1993 CYPRUS TWENTYMILE COAL CO FOIDEL CREEK MINE
• Permit Index Doc Type: SUBSIDENCE REPORT
• Media Type: D
• Archive: No

SUBSIDENCE MONITORING DATA
Semi-annual Report, July -December, 1993
Twenty Mile Coal Company, Foidel Creek Mine
Monitoring Line 3000

02/21/94
DISTANCE
FROM
SURVEY ELEVATIONS
SUBSIDENCE PREDICTED
SUBSIDENCE PREDICTED
SUBSIDENCE
PANEL
START
(h) MAP
POINT PROFILE
DISTANCE
(h) NORTHING ELEVATION

(h) (h) 1al Otr
03/24Ai3
(111 2ntl Otr
08/23/83
Ih) 3rtl Otr
08/30/83 4th Otr
12/27Ai3 LAST
PERIOD
(h) THIS
PERIOD
(h)
TOTAL
(h) AFTER 2LLW
MINED
lh) AFTER 1LLW
MINED
(R)
-548 3023 37531.2 0781.0 8781.0 8781.0 8781.0 8781.0 0.0 0.0 0.0 -0.0 -0.0
-501 3022 48 37528.8 8781.2 8781.3 8781.2 8781.2 8781.2 -0.0 -0.0 -0.0 -0.0 -0.0
-454 3021 85 37527.1 8778.3 8778.3 8778.3 8778.3 8778.3 0.0 -O.0 -0.0 -0.1 -0.1
-400 3020 148 37530.1 8787.4 8787.4 8787.4 8787.4 8787.4 -0.0 -0.0 -0.0 -0.1 -0.1
,352 3018 187 37630.8 8802.7 8802.8 8802.7 8802.7 8802.7 -0.0 -0.1 -0.1 -0.1 -0.1
~i01 3018 248 37530.8 8810.8 8810.8 BB10.8 6870.7 8810.7 -0.0 -0.1 -0.1 -0.1 -0.1
-248 3017 300 37530.8 8818.8 8818.8 BB78.8 8818.8 8818.8 -0.0 -0.1 -0.1 -0.1 -0.2
-201 3018 340 37530.8 6825.2 8825.1 8825.1 8826.1 8825.0 -0.1 -0.2 -0.2 -0.2 -0.2
-150 3015 388 37530.7 BB31.8 6831.8 8031.8 BB31.8 6831.8 -0.1 -0.3 -0.3 -0.3 -0.4
-101 3014 448 37531.0 8837.0 8836.8 6838.8 8838.8 6838.7 -0.2 -0.3 -0.3 -0.4 -0.6
-52 3013 487 37631.1 8838.6 8838.3 8838.2 6838.2 8838.1 -0.3 -0.6 -0.6 -0.8 -0.7
0 3012 618 37630.6 8844.7 8844.2 6844.2 8844.2 BB44.0 -0.6 -0.7 -0,7 -0.7 -0.8
24 3011 674 37530.5 8847.1 8848.6 BB4B.5 8848.5 6848.3 -0.6 -0.8 -0.8 -0.8 -1.1
88 3010 648 37530.1 8050.1 BB4B.0 8848.0 BBd8.8 6848.7 -1.2 -1.4 -1.4 -1.3 -1.8
174 3008 723 37530.7 8853.6 BB51.8 6851.7 8851.7 8851.4 -1.8 -2.1 -2.1 -2.0 -2.4
260 3008 788 37630.8 8868.8 6864.3 8854.2 8854.2 8853.8 -2A -2.8 -2.8 -2.6 -3.0
322 3007 871 37530.7 6868.1 880.7.4 8883.3 6883.3 8882.8 -2.8 -3.2 -3.2 -2.8 -3.4
307 3006 846 37531.2 8877.3 8874.4 6874.3 6874.3 6873.8 -0.0 -3.8 -3.8 -3.1 -3.8
473 3005 1022 37532.3 8885.3 BBB2.1 8882.0 8882.0 BB81.5 -0.3 ,7.8 -0.e -0.3 -d.0
628 3004 1077 37631.1 6880.8 6887.6 8887.4 8887.4 8888.8 -0.4 -4.0 -4.0 -3.6 -4.2
630 3003 1178 37530.8 BB00.8 8887.3 8807.3 BBB7.2 6888.7 -3.5 -4.1 -0.1 ,8.6 i.3
730 3002 127D 37537.0 8806.4 8801.8 BBOf.B BB01.8 8801.2 -3.5 -4.1 -4.1 -0,7 -0,4
828 3001 1378 37531.8 8811.0 8807.8 6807.5 BB07.5 8808.8 -3.4 -0.0 ~.0 a.7 -4.4