Balaji Ramanathan (ra...@ganymede.its.uci.edu) writes:
> The ITE Traffic Control Systems Handbook has the following
> paragraph in section 1.4.
> "The first electric traffic signal in the United States was installed
> in Cleveland, Ohio, in 1914. This was followed by the introduction
> of the interconnected signal systems in Salt Lake City in 1917, where
> 6 intersections were manually controlled as a single system. In 1922,
> in Houston, TX, 12 intersections were controlled as a simultaneous
> system from a centrol traffic tower. This system was unique in that
> it used an electric automatic timer."
> ----------------->8 Cut here for Signature! 8<---------------------
> Balaji Ramanathan, |
> Institute of Transportation Studies, | I don't believe in luck!
> University of California, Irvine. | I RELY on it!!
Colin R. Leech |-> Civil engineer by training, transportation
ag...@freenet.carleton.ca |-> planner by choice, trombonist by hobby.
Nepean, Ontario, Canada |-> "I'd like a penny." - Tom Downs, Amtrak.
My opinions are my own, not my employer's. You may consider them shareware.