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EXHIBI'P D MINING PLAN AND TIMETABLE Mining Plan. Mining o~~~rations will be conducted by first i i t th i h d li l s r pp ng e area w t rag nes, oaders, dozers and other ' conventional earth-moving equipment. Dredging ponds vrill be ogened initially by use of drag lines to obtain floating area for dredge. Dredging will be conducted with six to eight-inch I conventional gravel dredge presently owned or to be purchased. ' S ree s bin d d t i i ill b l t t d , c n ewa s an er ng equ pmen w on e oca e ' shore-side facilities. All waste water or processing water will be returned to the dredged pond. All material dredged ~' and excavated will be used in the production of the mining operation so that there will be no waste products generated '' from the dredging operation. r' i During the years 1977 through 1991, 17.61 acres wall be worked. During the years 1992 through 1997, 6 acres w:_11 be worked. During the years 1998 through 2004, 9 acres will be ' worked. •' Mining Timetable. Stage I will be commenced in 1977, starting on the north end of Lake Marjorie and working south. Completion date is estimated to be 1991. ;' Stage II will be commenced in 1992 starting on the south end of Lake Robert and working north to a diagonal line •, approximately even with the Highline Electric Association overhead line. Completion date is estimated to be 1997. ' Stage III will be commenced in 1998, starting at tine Highline Electric Association overhead line in Lake Robert and working north to the end of the area. Completion dstte is ' estimated to be 2004. 5