Laserfiche WebLink
THE AERIAL PHOTOGRAMMETRIC SURVEYS SHALL BE DETERMINED BY A COMPARISON OF <br />TRIANGULATION BENCH MARK MONUMENT FIELD AND AERIAL PHOTOGRAMMETRIC SURVEY <br />RESULTS FOLLOWING EACH SEMI-ANNUAL SURVEY. THE RESULTS OF EACH AERIAL <br />PHOTOGRAMMETRIC SURVEY SHALL BE ACCEPTED AS ACCURATE M THE EVENT THAT THE <br />AERIAL PHOTOGRAMMETRIC AND MOST RECENT ANNUAL TRIANGULATION MONUMENT FIELD <br />SURVEY RESULTS CORRELATE WITH AN AVERAGE TRIANGULATION MONUMENT LOCATION <br />DEVIATION OF LESS THAN O2 FEET VERTICALLY AND HORIZONTALLY, WITH TRIANGULATION <br />MONUMENT LOCATION DEVIATIONS OF LESS THAN O.4 FEET VERETICALLY AND <br />HORIZONTALLY FOR LESS THAN $3% OF THE TRIANGULATION MONUMENTS, AND WITH NO <br />SINGLE TRIANGULATION POINT LOCATION DEVIATION VERTICALLY OR HORIZONTALLY IN <br />EXCESS OF 0.8 FEET. <br />STATUS: FORGIVEN <br />Stipulation No. 16 <br />IN THE EVENT THAT THE AERIAL PHOTOGRAMMETRIC MONUMENT SURVEYS FAIL TO MEET <br />THE STIPULATED ACCURACY CRITERIA, MCC SHALL UTILIZE TRADITIONAL FIELD SURVEY <br />TECHNIQUES TO ESTABLISH THE REASONS FOR LACK OF CORRELATION. IF THE RESULTS <br />CANNOT BE CORRELATED, MCC SHALL RESUME TRADITIONAL FIELD SURVEY MONUMENT <br />MONITORING IN COMPLIANCE WITH THE ACCURACY CRITERIA AND STANDARDS WITHIN <br />STIPULATION NO. 15. <br />STATUS: FORGIVEN <br />Stipulation No. 17 <br />THE DIVISION DIRECTS MCC TO SUBMIT REPORTS OF ITS SUBSIDENCE MONITORING <br />PROGRAM ON A SEMI-ANNUAL BASIS, COMMENCING ONE MONTH AFTER THE INSTALLATION <br />AND INITIAL SURVEYING OF THE SUBSIDENCE MONUMENTS. FURTHER, DUE TO THE <br />COMPLEXITY OF THE PERMIT AREA, GEOLOGY, PRESENCE OF LANDSLIDES AND STEEP <br />SLOPES, AND SENSITIVE HYDROLOGIC ELEMENTS, MCC IS DIRECTED TO SUBMIT A <br />PROPOSED SUBSIDENCE MONITORING REPORT FORMAT TO THE DIVISION FOR APPROVAL. <br />THIS REPORT FORMAT SHOULD RECOGNIZE THE fMPORTANCE OF CONTINUAL UPDATE OF <br />SUBSIDENCE DATA INTERPRETATION, MONITORING OF GROUND WATER LEVELS AND SPRING <br />FLOWS, MONITORING OF MINE INFLOW, AND SUBSURFACE GROUND CONDITIONS WHICH <br />COULD BE CORRELATED TO SUBSIDENCE PREDICTION. COMMENCEMENT OF EXTRACTION OF <br />COAL WITHIN THE SUBSIDENCE TEST PANEL DESIGNATED IN APPENDIX A TO MCC'S <br />NOVEMBER 1984 PERMIT REVISION APPLICATION (PANEL 1 W-1S). <br />STATUS: TERMINATED 8/27/1993. <br />Stipulation No. 18 <br />THE DIVISION DIRECTS MCC TO COMPLETE A DETAILED ANALYSIS OF THE POTENTIAL <br />EFFECTS UPON THE SLOPE STABILITY OF THE LANDSLIDE DEPOSITS ADJOINING BEAVER <br />RESERVOIR. MCC SHALL INSTALL AND MONITOR AN APPROPRIATE SET OF MONUMENTS ON <br />