An application of RF data transmission in freeway ramp metering
By: by Gene P. Ritch ; sponsored by the Texas State Department of Highways and Public Transportation in cooperation with the U.S. Department of Transportation, Federal Highway Administration.
Contributors: Texas. State Dept. of Highways and Public Transportation.; United States. Federal Highway Administration.
Series: Research report / Texas Transportation Institute ;; 210-9; Research report (Texas Transportation Institute) ;; 210-9.
Publisher: Texas Transportation Institute, Texas A&M University
Published: 1981
Place of publication: College Station, Tex
Language: eng
Number of pages: 68
Subjects: Traffic signs and signals; Roads -- Interchanges and intersections; Express highways -- Communication systems
Notes: "September 1981."
"Research study number 2-18-77-210."