TY - BOOK AU - Council,Forrest Matthew TI - The safety-related benefits of spiral transitions on horizontal curves PY - 1992/// CY - Michigan PB - UMI KW - North Carolina State University KW - Dissertations KW - Dissertations, Academic KW - North Carolina KW - Roads KW - Safety measures KW - Design and construction N1 - Thesis (Ph. D.) - North Carolina State University, 1992; References : p. 144-145 ER -