Laserfiche WebLink
Mud Creek Pit -Reclamation Permit Application -112 (C) Exhibits Page 40 of 67 <br />Unit 137 <br />Name Ustorthents,12 to 65 percent slopes <br />Description This map unit is a soil of shallow to very deep, well or somewhat excessively drained soil <br />located on terrace escarpmnnss13 to 16 nches,lthe ave age annual0ai temperature is 46 to <br />average annual precipitatio <br />50 degrees F, and the average frost-free period is 100 to 120 days. <br />This map unit is 80 percent ustorthents and similar inclusions and 20 percent contrasting <br />inclusions. <br />Similar Inclusions <br />Similar inclusions are made up of zig-zag soils on hills. <br />Contrasting Inclusions <br />This unit includes Collide soils on terraces, sideshow soils on alluvial fans and herm soils on <br />hills. <br />Vegetation <br />The ecological site is Pinyon Juniper. The dominant vegetation includes 15 percent <br />twoneedle pinyon,15percent Utah juniper 20 percent big sagebrush,10 percent <br />muttongrass,10 percent westemn hese so Is s 600ppounds onla normal year. he potential <br />production of native vegetation o <br />Soil Management Implications <br />Major uses are livestock grazing and wildlife habitat. Major management factors suitability for <br />rangeland is poor, suitability for cropland is poor and suitability for building site development <br />is poor. <br />Notes <br />Wind Erodibility Group: 8 <br />Hydrologic Group: D <br />Detailed description of soil (Ustorthents) <br />The Ustorthents parent material is eolian material, residuum and aluvium from a mixed <br />source. Ustorthents is well or somewhat excessively drained. Typically the top layer is 0 to 3 <br />inches is a brown very cobbly loam. The next 3 to 14 inches are brown very cobbly loam. 14 <br />to 36 inches is brown extremely cobbly loam. The next layer down to 60 inches is a brown <br />very stony sand loam. <br />The permeability of ustorthents is moderately slow to moderately rapid. The available water <br />capacity is low to moderate. Potentiasion snsevepehThe shrink-swell potent al is owoff is high <br />to very high, the hazard of water ero <br />McStone Aggregates, LLC 15 FEB 2008 ©WASTELINE, INC 2008 PN 5006.1-4( <br />