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1, regrading of slopes to MLRB required 3:1 or less steep <br />?. removal of stockpiled materials on ridge top <br />3. establishment of stable slopes covered by native grasses az dominant vegetation <br />'. control of aggressive weeds in disturbed areas especially diffuse knapweed <br />South Area (98 acres) <br />i. regrading to blend surface with natural land forms and eliminate existing scattered stockpiles <br />_. establishment of stable surfaces covered with vegetation dominated by native grasses <br />-. protection of cultural resources <br />s. avoidance of impacts to threatened :lams or animals such as Ute Ladies' "Cresses orchid <br />(Spirarrthes drluvialis) or Preble's Meadow Jumping mouse (Zapus hzrdsonrr~s prebler) <br />_. integration of wetland and water storage in the reclaimed South Area landscapes. Existing <br />water tights could be exercised in s~_~td establishment and support of long-t::zm ~ow[h of <br />some areas <br />d. control of aggressive weeds on disr~r~ed areas especially diffuse knapweed in conjunction <br />with control operations throughout pie azea <br />Stockpiled Materials <br />Testing has determined the stockpiles to be of no economic value. The report by Scott. Cox & <br />:~ssocates (see Attachment C) outlines that cue to the expansive nature of the materi.sl the only use <br />•~ould be for a temporary (dry weather) road or for fill material where expansion its not an issue. <br />C-iven this information, these stockpiles will be very costly to move off-site and will be diincult to <br />?ive away. Stafr'proposes to offer this mate-:a1 to other City departments for their use and hauling <br />~~tpense, however, the possioiliry of this mate~al being removed from the ~•ara Pit in the treat future <br />is very remote. The stockpiles are also infesed with knapweed. Weed control will ~:ontinue to be <br />di.-ncult on the stockpiles due to their steep slopes until then removal. <br />with many complex issues azsorated with *.he South Area, s'aff derided to focus efforts or, the North <br />area firs` ~ On March 13, 1996, the Citv ofBculde' Open Spate Board of Tnstees (OSB~ approved <br />cite following : ec;amacion plan for the nor= gravel area. The South Area reclamation plan will be <br />dwelooed and submitted for OSBT approval :n July or August 1996. Implementation is planned for <br />tall 1996 or Spring 1997, <br />APPROVED PLAY -NORTH AREA REGR~D~rG <br />Do minor regrading using over 24,000 a:bic :ards of on-site material excluding the gravel stockpiles, <br />regrading the site to a finished slope of 3:1 f See Attachment B- Reclamation Crradinc; Plan), adding <br />Beasso Water Treatment Plant residuals az topsoil and revegetating with native grasses. This plan <br />meets the MLRB reclamation requirements. <br />Advantage: creates a firtisited slope of 3:1, the minimum slope for weed control. <br />The on-site navel stockpile will be not be moved but will be offered <br />to other City Departments for their use and hauling ea:pe^.se. <br />Disadvantage: cost of regrzding using on-site materials az well az potions of the <br />north and south edges of the deep clay pit area The estst :lay pit will <br />not be reclimed until the fate of the stockpiledi ~*°'-- ' <br />determined. <br />