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999 GENERAL OFFI~ND vLANT ALBERT FRET l S~S III IIIIIIIIIIIII III SAND ANO GRAVEL , "521 BRIGHTON GOAD • MENOERSON.COLORA0080640 ~ 7071 :99~ I718 S SILT aGGREW iE DIVISION Int_ q,ia0 ]II tiEN CaSi~E. fO~ORA00816n •in l~ili ,l9/ February 22, 1988 Mrs. Diana Bills Colorado Mined Land Reclamation Board 1313 Sherman Street Suite 423 Denver, Colorado 80203 Dear Mrs. Bills: Re Albert Frei fi Sons, Inc., Annual Report, Hazeltine Pit, M.L.R. Permit No. 77-153 ,~:t:~~~ ~. //~~. 16\ J { VM4 l _ `[j 4 Our files indicate that the anniversary date for this permit is February 7,1988. This Annual Report will cover the time period February 8, 1987 through February 8, 1988. Please refer to the Annual Report map for the location of areas discussed in this report; the colors mentioned correspond with areas colored on the map. we will deal specifically with each of the Annual Report questions as outlined in Section 2.41 of the Rules and Regulations. 2.41 (1) Mining continued within Stage Pon lands previously disturbed. Material demands were lower than expected this year and we mined 3.51 acres ± of Stage P in the 87/88 season (blue). (2) Of the area mined 3.51 acres ± will be lake and will need no further reclamation. The current lake surface area is now 71.17 acres ±. (3) The silting backfill continues on the 1.91 acres ± remaining in the silt backfill area (tan); 1.19 acres ± of the original 3.51 acres ± is complete (brown). We have started to lower the level of the berm between the 2 lakes (orange) and are currently constructing a passage between the lakes near the plant site (blue). The south side of the lake continues to be used as a staging area for competition water skiers. We have continued to place stabilization structures, i. e. concrete pipes, along approximately 125 feet of the northern lake shore in Stage II and 325 feet ± along the east shore of Stage III (gray).