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lication -112 (C) Exhibits Page 42 of 67 <br />A,r„,~ ~`rePk Pit -Reclamation Permit App <br />Unit <br />Name <br />Description <br />71 <br />Mikett clay loam, saline-sodic, 0 to 3 percent slopes <br />This map unit is a soil of very deep, somewhat poorly de a e annlua~ pre cpitatioln is 10 to 13 d <br />drainageways. Elevation is 5,400 to 6,500 feet. The a g <br />inches, the average annual air temperature is 50 to 52 degrees F, and the average frost-free <br />period is 120 to 135 days. <br />This map unit is 85 percent Mikett soil and similar inclusions and 15 percent contrasting <br />inclusions. <br />Contrasting Inclusions <br />This unit includes Mikim soils on alluvial fans, zigzag soils on hills, sideshow soils on alluvia <br />fans and tamper soils on alluvial fans. <br />Vegetation <br />The ecological site is salt meadow. The dominant vegasst'10 per ent sedge 15 percentorubber <br />percent western wheatgrass,10 percent inland saltg , <br />rabbitbrush, 5 percent Baltic rush and 5 percent grn a normal year potential production of <br />native vegetation on these soils is 1,600 pounds o <br />Soil Management Implications <br />Major uses are livestock grazing and croplansuitableand s ut bil ty for building s t ~ °r <br />rangeland is fair, suitability for cropland is u <br />development is poor. <br />Notes <br />Wind Erodibility Group:4L <br />Hydrologic Group: D <br />Detailed description of soil (Mikett clay loam, saline-sodic) <br />The Mikett soil parent material is aluvium from a Ss 0 to 8 n hes of ael'ght brownish gray clay <br />somewhat poorly drained. Typically the top layer cla loam. <br />loam. The next layer down to 60 inches is a light brownish gray y <br />The permeability of Mikett soil is moderately sloff is med uamathe hazard of water erosaonase <br />Potential rooting depth is 12 to 60 inches. Runo <br />slight. The shrink-swell potential is low. <br />Similar inclusions are made up of sideslide soils on alluvial fans. <br />~__ T T ~ 15 FEB 2008 ©WASTELINE, INC 2008 PN 5006.1-4(009) <br />McStone Aggregate= <br />