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eh <br />ESPEY, HUSTON b ASSOCIATES, INC. <br /> <br />CHAPTER S: MITIGATIONJSUBSIDENCE CONTROL PLAN <br />1.0 INTRODUCTION <br />Within the proposed mine plan azea there are the following structures <br />and features: <br />1. <br />2. <br />3. <br />4. <br />5. <br />6. <br />• 7. <br />8. <br />State Highway 13/789 <br />Curtis Creek <br />Jensen Ranch <br />Reservoirs, Ponds and Dams <br />Natural Gas Pipelines <br />Power Lines <br />Archaeological Sites <br />Structures and Facilities Owned by Northern Coal Company <br />Exhibit S-1 presents the locations of each of the structures and features <br />listed above in :elation to the mine plan azea and limits of the four mines. Not all <br />of these would suffer material damage or a diminution of value of future <br />foreseeable use of the land if subsidence were to occur. Each one will be discussed <br />in detail later and measures to control and prevent subsidence will be presented. <br />No renewable resource lands of significant value have been located upon <br />the Mine plan area (i.e., Lease Area). For the discussion of this topic refer to <br />Environmental Resources/Site Description and Land Use (Chapter D). <br />Mining methods to be used in each coal seam will be as follows: <br />1. Northern No. 1 - Room and pillar mining with secondary <br />(FF-Seam) Mine mining in specified areas. <br />( <br />S-1 <br />