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MID- CONTINENT RESOURCES, INC. <br />625 PLAINFIELI) ROAD - SUITE 220 <br />WILLOWBR(X)K, ILLINOIS 60521 <br />Dear Mr. Crick: <br />Mid- Continent Resources, Inc. <br />PRODUCERS OF THE FAMOUS COAL BASIN COKING COAL <br />William A. Crick <br />Reclamation Specialist <br />Mined Land Reclamation Division <br />215 Centennial Bldg. <br />1313 Sherman St. <br />Denver, CO 80203 -2273 <br />201 Centennial Street <br />Suite 406 <br />Glenwood Springs, Colorado 81601 <br />RE: Request for Minor Revision No. 23 to install pipeline and <br />prepare building for mine drainage treatment system. <br />Mid - Continent requests Minor Revision No. 23 to our approved <br />permit, C -81 -017. We are requesting permission to proceed <br />immediately with: <br />- installation of additional pipeline to convey <br />mine drainage to the preparation plant; <br />- minor modification to the existing preparation <br />plant to house the additional equipment which <br />will be used for treatment of mine drainage <br />water; <br />- installation of pipe to convey the treated <br />water from the plant to Coal Creek for <br />discharge. <br />The work will be done in areas of previous surface disturbance, <br />namely the portal yard, main haul road and preparation plant yard. <br />Please note the attached map, Revised IV -C -1. We would like to <br />start work right away as we want this phase completed before the <br />onset of cold weather and snow. <br />Pipeline - Tunnel to Prep. Plant <br />Segment #1 <br />August 17, 1989 <br />Mine drainage will gravity flow from the tunnel to the preparation <br />plant through a continuous pipeline. <br />The first segment of pipe to be installed will extend <br />from the valve box, which is located in the tunnel portal <br />yard, for a distance of approximately 200 feet, across <br />the yard to the main road. The pipe will be 12" PVC <br />pipe, and will convey mine drainage to the second segment <br />of pipeline. The pipe will be buried at a depth of <br />approximately 4'. <br />Telephone: <br />(303) 945 -4958 <br />