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<br />SPECIES HYDROLOGIC REGIME HEIGHT <br />Upland Areas (riparian wetland fringe to terrestrial areas) <br />American Plum (Pnmus Dry to moist soils. Good tolerance to drought. l2 feet <br />americana) <br />Wax Current (Ribes cereum) Mesic to dry soils. Intermediate tolerance to drought - 2 - 5 feet <br /> needs periodic irrigation. <br />Silver Buffaloberry Mesic to dry soils. Good tolerance to drought. 4 - 20 feet <br />(Shepherdia argentea) <br />Threeleaf Sumac (Rhus Mesic to dry soils. Excellent tolerance to drought. 2 - 8 feet <br />trilobata) <br />Western Snowberry Moist to dry soils. Good tolerance to drought. 3 feet <br />(Symphoricarpos occidentalis) <br />Common Snowberry Moist to dry soils. Good tolerance to drought. 3 feet <br />(Symphoricarpos albus) <br />Westem Sand Cherry (Prunes Dry to moist soils. Excellent tolerance to drought. 4 - 6 feet <br />besseyi/P. pumila) <br />Woods Rose (Rosa woodsii) Season moisture. Good tolerance to drought. 2 - 8 feet <br />Topsoil -anticipated minimum depth or range of depths for areas where topsoil will be replaced. <br />Topsoil will be uniformly placed and spread on all areas disturbed by the mining, above the <br />anticipated high water line. The minimum thickness shall be 12 inches above the surrounding <br />finished grade. <br />AGGREGATE INDUSTRIES, INC. - FREDSTROM SITE 112 PERMIT PAGE -20- <br />