Maintenance management of traffic signal equipment and systems. 

 - [Washington]  1974. 
 - 41 p.  illus.  28 cm. 
 - Synthesis of highway practice ;  22 .
<br/><br/>Bibliography: p. 38-39. 
<br/><br/><label>ISBN: </label>0309022053 
<br/><br/><label>LCCN: </label>74003531  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Traffic signs and signals--Maintenance and repair.
<br/><br/><label>LC Class. No.: </label>TE228  / .N3 1974a 
<br/><br/><label>Dewey Class. No.: </label>625.794