1989-07-27_REPORT - C1981033

• Permit No: C1981033
• IBM Index Class Name: Report
• Doc Date: 7/27/1989
• Doc Name: MULTI-SEAM SUBSIDENCE STUDY
• From: GEOWEST COLORADO SPRINGS, INC
• Annual Report Year: 1989
• Permit Index Doc Type: SUBSIDENCE REPORT
• Media Type: D
• Archive: No

L_AR COAL COMPANY -
RELATIVE MOVEMENT VECTOR (NET DISPLACEMENT):
----------------------------------------------------------------------------------
MAGNITUDE DIRECTION
DATE STATION HDRIZ. MVMNT.(FT) VERT. MVMNT.(FT) TOTAL MVMNT.(FT) AZIMUTH (DEG) DIP (DEG)
. .---------------------------------------------------------------------------------------------------
Jun-88 U13 2.99 -1.85 3.52 348.61 -31.76
Nov-88 U13 3.05 -1.88 3.58 348.47 -31.64
MEAN:
f :FF.OF VARIATION:
Aug-85 U14
Jul-B6 U14 0.08 -1.02 1.02 203.20 -85.73
Nov-86 U14 0.D9 -1.12 1.12 198.43 -85.16
Jul-87 U14 0.15 -1.18 1.19 74.05 -82.97
Oct-87 U14 0.14 -1.21 1.22 65.22 -83.25
Jun-88 U14 0.22 -1.06 1.08 ERR -78.27
Nov-8B U14 0.34 -1.28 1.32 72.65 -75.32
MEAN-
:FF.OF VARIATION:
Aug-85 U15
Jul-66 U15 0.07 -0.36 0.37 164.05 -78.57
Nov-96 U15 0.11 -0.42 0.44 195.26 -74.81
Jul-87 U15 0.18 -0.39 0.43 93.18 -65.19
Oct-87 U15 0.18 -0.39 0.43 96.34 -65.D9
Jun-88 U15 0.14 -0.03 0.14 17.10 -12.44
Nov-88 U15 0.46 -0.40 0.61 90.00 -41.01
MEAN:
. :FF.OF VARIATION:
Aug-85 U16
Jul-86 U16 0.05 2.77 2.77 338.20 88.89
Nov-86 U16 0.D4 2.74 2.74 333.43 89.06
Jul-87 U16 0.14 2.71 2.71 17.10 87.13
Oct-87 U16 0.17 2.75 2.76 17.35 86.51
Jun-88 U16 0.30 2.73 2.75 11.69 83.81
Nov-88 U16 0.29 2.76 2.78 14.04 84.03
MEAN:
:. .FF.OF VARIATION:
Aug-85 U17
Jul-86 U17 0.06 2.64 2.64 308.66 88.61
Nov-86 U17 0.07 2.59 2.59 351.87 88.44
Jul-87 U17 0.24 2.53 2.54 7.13 84.54
Oct-87 U17 0.29 2.54 2.56 356.05 83.47
Jun-88 U17 0.25 2.51 2.52 23.50 84.29
Nov-88 U17 0.31 2.49 2.51 358.15 82.90
MEAN:
FF.OF VARIATION:
Aug-85 U18
Jul-86 U18 0.06 2.60 2.60 315.00 88.75
Nov-86 U18 0.07 2.62 2.62 296.57 88.53
9:
F
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