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EXHIBIT L <br />Reclamation Costs <br />In order to gain an understanding of the extent of the mining operation, each aspect of the <br />mining operation is listed in the following table. The table illustrates a point in time where <br />the mining disturbance is projected to be at its maximum. This area is within the existing <br />permitted boundaries and is currently bonded. We do not anticipate that additional surety <br />will be required at this time. <br />Aspect Mining Operation <br />A. Stripped overburden and topsoil in anticipation of mining <br />B. Dewatering trench, 900 x 150 ft <br />C Active mine face with 1/21-1: 1 V slope, 500 x 20 ft <br />D. Exterior cell wall being backfilled/sloped 3HAV, 500 x 80 ft <br />E. Topsoil and overburden stockpiles <br />F. Lakeshore/Upland top soiling and seeding, 1000 x75 ft <br />G. Settling ponds/backfilled wetland area seeding <br />H. Roads/conveyors <br />1. Existing processing area <br />Total Disturbed Area <br />Disturbed Area (acres) <br />3.0 <br />3.0 <br />.25 <br />1.0 <br />2.0 <br />1.75 <br />20.0 <br />2.0 <br />20.0 <br />53.0 <br />Riverview Resource <br />Amendment to Permit M1999098 112c <br />Page L l of L l