Enhanced sign systems at passive highway-railroad grade crossings /

Bibliographic Details
Main Author:	Parham, Angelia H.
Corporate Authors:	Texas. Department of Transportation, United States. Federal Highway Administration, Texas Transportation Institute
Other Authors:	Carroll, Randy W., Fambro, Daniel B.
Format:	Government Document Manuscript
Language:	English
Published:	College Station, Tex. : Texas Transportation Institute, Texas A & M University System, [2003]
Series:	Research report (Austin, Tex.) ; 0-1881-S.
Subjects:	Railroads > Texas > Crossings. Roads > Texas > Interchanges and intersections. Traffic signs and signals > Texas.

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