Council, Forrest Matthew <br/><br/>
The safety-related benefits of spiral transitions on horizontal curves / 
Forrest Matthew Council 
 - Michigan :  UMI,  1992 
 - x, 158 p. :  ill. ;  22 cm. 
<br/><br/>Thesis (Ph. D.) - North Carolina State University, 1992 
<br/><br/>References : p. 144-145 
<br/><br/><label>ISBN: </label> RM 268.73 
<br/><br/><label>Subjects--Corporate Names: </label><br/>North Carolina State University--Dissertations
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dissertations, Academic--North Carolina<br/>Roads--Safety measures<br/>Roads--Design and construction--Safety measures