Highway design and operational practices related to highway safety. 

 - 2d ed. 
 - Washington, D.C. :  American Association of State Highway and Transportation Officials,  1974. 
 - 92 p. :  ill. ;  23 cm. 
<br/><br/> Cover title. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>80137364  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Traffic safety--United States.<br/>Roads--Design and construction--Safety measures.
<br/><br/><label>LC Class. No.: </label>HE5614.2  / .A64 1974 
<br/><br/><label>Dewey Class. No.: </label>625.7042  / AAS