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r' <br />. ~ ~ ~' <br />1 Page 2 <br />_ Subsidence <br />The discussion of subsidence appears adequate, however, a <br />statement should be included as to whether there are any existing <br />or planned improvements over [he area to be mined. <br />Isopach Map <br />Due to the small area concerned and limited coal seam <br />measurements, an isopach map would be of little benefit and is not <br />considered necessary. <br />MSHA Approvals <br />When obtained from MSHA, provide the Area Mining Supervisor <br />two copies each of the approved ventilation plan and the approved <br />roof control plan. , <br />~~ ~ i <br />Archie L. Carver <br />Acting Area Mining Supervisor <br />nu !TI <br />non C <br />`~' ~ io <br />~o ~ °P <br /> <br />