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Junc 1991 <br />Cyprus TCC • Prediction ojSu6suleue EJfecu ~ i <br />TABLE OF CONTENTS <br />1.0 MECHANICS OF MINING SUBSIDENCE DUE TO LONGWALL <br />UNDERMINING ............................................. 1 <br />1.1 SURFACE SUBSIDENCE .................................. 1 <br />1.2 OVERBURDEN DEFORMATION .......................... 1 <br />2.0 APPROACH TO PREDICTING SUBSIDENCE IN THE FISH CREEK A VF <br />STUDY AREA ............................................... 2 <br />3.0 ANALYSES OF EXISTING MINE DATA ........................... 3 <br />3.1 TRANSVERSE PROFII.E .................................. 4 <br />3.2 START PROFILES ....................................... 5 <br />3.2.1 Start Profile for Panel 1 -Survey Line 6LCL ................ 5 <br />3.2.2 Stan Profile for Panel 3 -Survey Line 4LCL ................ 5 <br />3.3 MULTIPLE POINT BOREHOLE EXTENSOMETER (MPBX) <br />MONITORING ......................................... 6 <br />4.0 PANEL 5 SUBSIDENCE PREDICTION ............................ 6 <br />5.0 PANEL 5 AND 6 SUBSIDENCE PREDICTION ...................... 6 <br />• 6.0 REFERENCES ............................................... 7 <br />LIST OF TABLES <br />Table No. Description <br />1 Typical Survey Data Input to Subsidence, Displacement and Strain <br /> Analysis - Da[a for Monument 72, Line 12000E <br />2 Example Subsidence Data Reduction for Monument 72 <br />3 Subsidence for Survey Line 12000E <br />4 Transverse Displacements for Survey Line 12000E <br />5 Transverse Strains for Survey Line 12000E <br />6 Subsidence Profile for Survey Line 6LCL <br />7 Displacement Profile for Survey Line 6LCL <br />8 Strain Profile for Survey Line 6LCL <br />9 Subsidence, Displacement and Strain Data for Panel 3 <br />10 Predicted Transverse Subsidence Profile for Panel 5. <br />Il Predicted Stan Subsidence Profile for Panel 5 <br />12 Predicted Transverse Subsidence Profile for Panel 5 and 6. <br />13 Predicted Start Subsidence Profiles for Panel 5 and Panel 6 <br /> <br />ACZ Inc. • P.O. Boz 774018 • Steamboat Spring; Colorado 80477 •(303)879-6160 <br />