Driver interpretations of existing and potential lane control signal symbols for freeway traffic management /

Bibliographic Details

Corporate Authors:	Texas Transportation Institute, Texas. Department of Transportation
Other Authors:	Ullman, Gerald L.
Format:	Government Document Book
Language:	English
Published:	College Station, TX : [Springfield, Va.] : Texas Transportation Institute, Texas A & M University System ; [available through National Technical Information Service], [1993]
Series:	Research report (Austin, Tex.) ; 1298-1.
Subjects:	Traffic signs and signals. Traffic engineering. Highway communications. Electronic traffic controls.