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References <br />American Association of State Highway and Transportation Officials (AASHTO). <br />2004. Standard specifications for transportation materials and methods of sampling <br />and testing. 24th edition. <br />American Society for Testing and Materials (ASTM). 2005. Standard classification of <br />soils for engineering purposes. ASTM Standard D2487-00. <br />Cowardin, L.M., V. Carter, F.C. Golet, and E.T. LaRoe. 1979. Classification of <br />wetlands and deep -water habitats of the United States. U.S. Fish and Wildlife <br />Service FWS/OBS-79/31. <br />Federal Register. July 13, 1994. Changes in hydric soils of the United States. <br />Federal Register. September 18, 2002. Hydric soils of the United States. <br />Hurt, G.W., and L.M. Vasilas, editors. Version 6.0, 2006. Field indicators of hydric <br />soils in the United States. <br />National Research Council. 1995. Wetlands: Characteristics and boundaries. <br />Soil Survey Division Staff. 1993. Soil survey manual. Soil Conservation Service. <br />U.S. Department of Agriculture Handbook 18. http://www.nres.usda.gov/wps/portal/ <br />nres/detail/national/soils/?cid=nres 142p2_054262 <br />Soil Survey Staff. 1999. Soil taxonomy: A basic system of soil classification for <br />making and interpreting soil surveys. 2nd edition. Natural Resources Conservation <br />Service, U.S. Department of Agriculture Handbook 436. http:// <br />www. nres.usda.gov/wps/portal/nres/detail/national/soils/?cid=nresl42p2_053577 <br />Soil Survey Staff. 2010. Keys to soil taxonomy. 11th edition. U.S. Department of <br />Agriculture, Natural Resources Conservation Service. http:// <br />www. n res. usda.gov/wps/portal/nres/detail/national/soils/?cid=nres l42p2_053580 <br />Tiner, R.W., Jr. 1985. Wetlands of Delaware. U.S. Fish and Wildlife Service and <br />Delaware Department of Natural Resources and Environmental Control, Wetlands <br />Section. <br />United States Army Corps of Engineers, Environmental Laboratory. 1987. Corps of <br />Engineers wetlands delineation manual. Waterways Experiment Station Technical <br />Report Y-87-1. <br />United States Department of Agriculture, Natural Resources Conservation Service. <br />National forestry manual. http://www.nres.usda.gov/wps/portal/nres/detail/soils/ <br />home/?cid=nres142p2_053374 <br />United States Department of Agriculture, Natural Resources Conservation Service. <br />National range and pasture handbook. http://www.nres.usda.gov/wps/portal/nres/ <br />detail/national/landuse/rangepasture/?cid=stelprdb1043084 <br />16 <br />