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Discover the evolution of adaptive control software for traffic systems in the U.S., from second-by-second central systems in the 1970s to predictive control in the 1990s. Learn about FHWA's ACS technologies like RHODES, OPAC, and RTACL, transitioning to controller-based adaptive systems in 2002. Raj Ghaman, a P.E. and FHWA Operations Team Leader, presents insights on UTCS, TRPS, and the advancements in adaptive traffic control.
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