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Search results with tag "The unified soil classification system"
Chapter 4 Soil and Rock Classification and Logging ...
www.wsdot.wa.govThis chapter provides standards for describing and logging soil and rock. The Unified Soil Classification System, as outlined in ASTM 2488 – “Standard Practices for Description of Soils (Visual – Manual Procedure)”, provides a conventional system for classifying soils. However, it alone does not provide adequate
Guide for Mechanistic-Empirical Design
www.trb.orgTable 1. CBR Values for Soils by the Unified Soil Classification System (USCS) (Yoder & Witczak, “Principles of Pavement Design”, 1975) Major Division Letter Name Value as