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<br />iv <br /> <br />DESIGNED TO MONITOR THE FIRST PANEL WEST FROM THE SW MAINS INTAKES AND SOUTH OF THE NO. 1 <br />WEST SUBMAINS, DESIGNATED AS “PANEL 1W-1S,” LOCATED ADJACENT TO AND PARALLEL TO THE WESTERN <br />BOUNDARY OF SECTION 21, RANGE 90W, TOWNSHIP 13S. THIS MONITORING NETWORK SHALL CONSIST OF <br />SUBSTANTIAL MONUMENTS DESIGNED TO RESIST FROST HEAVE, FIRE, AND THE ACTIONS OF CATTLE AND <br />WILDLIFE. <br /> <br /> STATUS: COMPLIED WITH; INCLUDED WITH PR-4 APPROVED 6/14/1985. <br /> <br />Stipulation No. 13 <br /> <br />THE SUBSIDENCE MONITORING NETWORK SHALL BE SURVEYED UTILIZING CONVENTIONAL GROUND <br />SURVEYING TECHNIQUES, DESIGNED TO ACHIEVE HORIZONTAL ACCURACIES COMPLYING WITH THE U.S. <br />DEPARTMENT OF COMMERCE’S “SECOND ORDER, CLASS II” SURVEY STANDARDS, AND VERTICAL <br />ACCURACIES NO LESS THAN +/- 1.2 FEET. THIS GRID SHALL BE SURVEYED TWICE PRIOR TO THE INITIATION OF <br />SUBSIDENCE. IN CONJUNCTION WITH THESE SURVEYS, MCC SHALL SELECT AND ESTABLISH A MINIMUM OF <br />SIX TRIANGULATION BENCH MARK MONUMENTS OUTSIDE THE AREA OF ANTICIPATED SUBSIDENCE EFFECTS, <br />FOR THE PURPOSE OF CORRELATION WITH AERIAL PHOTOGRAMMETRIC POST-SUBSIDENCE SURVEYS. <br /> <br /> STATUS: TERMINATED 12/11/1992 <br /> <br />Stipulation No. 14 <br /> <br />MCC HAS REQUESTED TO COMPLETE A PRE-SUBSIDENCE AERIAL PHOTOGRAMMETRIC SURVEY OF THE <br />SUBSIDENCE MONITORING GRID FOR THE PURPOSE OF CORRELATION WITH THE FIELD SURVEY RESULTS. IT IS <br />MCC’S INTENTION TO UTILIZE AERIAL PHOTOGRAMMETRIC METHODOLOGY TO MONITOR POST-SUBSIDENCE <br />MOVEMENTS OF THE SUBSIDENCE MONUMENTS. THE RESULTS OF THE PRE-SUBSIDENCE FIELD AND AERIAL <br />PHOTOGRAMMETRIC SURVEYS SHALL BE COMPARED FOR EACH GRID MONUMENT. THE AERIAL SURVEY WILL <br />BE ACCEPTED AS ACCURATE AND WILL BE USED FOR SUBSEQUENT POST-SUBSIDENCE MONITORING, IN THE <br />EVENT THAT THE AERIAL PHOTOGRAMMETRIC AND FIELD SURVEYS CORRELATE WITH AN AVERAGE SURVEY <br />POINT LOCATION DEVIATION OF LESS THAN 0.2 FEET VERTICALLY AND HORIZONTALLY, WITH SURVEY POINT <br />LOCATION DEVIATIONS OF LESS THAN 0.4 FEET VERTICALLY AND HORIZONTALLY FOR LESS THAN 95% OF <br />THE SURVEY POINTS, AND WITH NO SINGLE SURVEY POINT LOCATION DEVIATION VERTICALLY OR <br />HORIZONTALLY IN EXCESS OF 0.8 FEET. <br /> <br /> STATUS: FORGIVEN <br /> <br />Stipulation No. 15 <br /> <br />MCC HAS REQUESTED PERMISSION TO COMPLETE AERIAL PHOTOGRAMMETRIC SURVEYS OF THE SUBSIDENCE <br />MONITORING GRID SUBSEQUENT TO THE INITIATION OF SUBSIDENCE, FOR THE PURPOSE OF MONITORING <br />SUBSIDENCE MONUMENT MOVEMENTS. THE ACCURACY OF THE AERIAL PHOTOGRAMMETRIC SURVEYS SHALL <br />BE DETERMINED BY A COMPARISON OF TRIANGULATION BENCH MARK MONUMENT FIELD AND AERIAL <br />PHOTOGRAMMETRIC SURVEY RESULTS FOLLOWING EACH SEMI-ANNUAL SURVEY. THE RESULTS OF EACH <br />AERIAL PHOTOGRAMMETRIC SURVEY SHALL BE ACCEPTED AS ACCURATE IN THE EVENT THAT THE AERIAL <br />PHOTOGRAMMETRIC AND MOST RECENT ANNUAL TRIANGULATION MONUMENT FIELD SURVEY RESULTS <br />CORRELATE WITH AN AVERAGE TRIANGULATION MONUMENT LOCATION DEVIATION OF LESS THAN 02 FEET <br />VERTICALLY AND HORIZONTALLY, WITH TRIANGULATION MONUMENT LOCATION DEVIATIONS OF LESS THAN <br />0.4 FEET VERTICALLY AND HORIZONTALLY FOR LESS THAN 83% OF THE TRIANGULATION MONUMENTS, AND <br />WITH NO SINGLE TRIANGULATION POINT LOCATION DEVIATION VERTICALLY OR HORIZONTALLY IN EXCESS OF <br />0.8 FEET. <br /> <br /> STATUS: FORGIVEN <br /> <br />Stipulation No. 16 <br /> <br />IN THE EVENT THAT THE AERIAL PHOTOGRAMMETRIC MONUMENT SURVEYS FAIL TO MEET THE STIPULATED