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STERLING READY-MIX CONCRETE CO. <br />STERLING. 'COLORADO 80781 <br />February 8, 1990 <br />RECEIVED <br />Ms. Diana Heyer <br />Mined Land Reclamation Board <br />1313 Sherman Street Suite 423 <br />Denver, Colorado 80203 <br />Ms. Heyer, <br />PE9 1 ~4 139Q <br />MINED I.AAlp <br />RECLAAAATION DIVISION <br />Re: Annual Report, Sterling Ready-Mix Concrete Co., Inc,,, <br />Riverside Pit MLR No. M-76-056 <br />Our files indicate that the anniversary date for this permit <br />is February 22, 1990 Mining continued in Stage I as outlined in <br />the approved mining and reclamation plan. <br />We will deal specifically with each of the Annual Report <br />questions as outlined in Section 2.41 of the Rules and Regulations. <br />2.41 <br />(1) We continued to mine in Stage I were previously disturbed. <br />Mining was within the existing lake area and not associated <br />with the bank areas. The following is the current status of <br />the area disturbed: <br />6.47 Acres ± of lake mined to total depth (dark blue) <br />2.29 Acres ± of lake partially mined (lite blue) <br />8.71 Acres ± of processing area in stage Iv (brown and <br />cross-hatched area) <br />1.13 Acres ± dredge pivot area in Stage I (orange) <br />1.93 Acres ± Roads, setbacks and Earth stockpiles (tan) <br />Please refer to the Annual Report Map attached, for the location <br />of the areas discussed in this report. <br />(2) No reclamation was required this year. We continued to improve <br />the dike along the southeast side of Stage IV that keeps the <br />South Platte River from flooding the pit (colored gray). No <br />new backfilling was done this year. The backfill area in the <br />northeast corner of Stage i is approximately 458 complete <br />(purple). The improvement on the dike mentioned above is <br />close to 258 completed. Since 1980, 98 cottonwoods; 3 <br />cedar; 61 black walnuts; 52 russian olives; 32 pine and <br />~~- <br />