About Houston TranStar
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The Houston TranStar consortium is a partnership of four government agencies that are responsible for providing Transportation Management and Emergency Management services to the Greater Houston Region. The following agencies have signed an interlocal agreement to share their resources and find solutions for providing these services to the citizens of the region. |
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Houston TranStar, a national leader in freeway incident management, uses state-of-the-art technologies to reduce congestion on major roadways. Monitoring traffic incidents with more than 600 regional Closed Circuit Television Cameras (CCTVs), staff at the TranStar center dispatch vehicles to remove debris or hazardous materials, communicate with emergency vehicles about the most direct routes to an accident scene, and send tow trucks to stalled vehicles. Dynamic Message Signs (DMS), deployed from Houston TranStar, inform travelers about expected travel times and traffic issues ahead. Synchronized traffic signals, speed sensors, Highway Advisory Radio, ramp meters and other devices also help keep the region’s traffic moving.
TranStar’s transportation management activities have reduced the public’s travel times and fuel consumption (more than $1.6 billion saved since the program’s inception), and has lowered exhaust emissions (3,157 tons of hydrocarbons, 20,899 tons of carbon monoxide and 4,375 tons of nitrogen oxides). In 2006, travel delays cost the region more than $714 million. However, by actively managing traffic incidents and providing travel information to the public, Houston TranStar offset travel delays in the region by more than 12 million vehicle hours, for a monetary benefit of $228.8 million. The reduced travel time lowered fuel consumption by 22.7 million gallons, for an additional savings of more than $57 million, or a total of $286 million in benefits to the region. Emergency management activities and warnings have decreased the number of injuries, deaths, and extensive property damage caused by floods and other weather-related and/or man-made events. These benefits to the public are not quantifiable. The annual cost to operate Houston TranStar is $26.9 million. Divided into TranStar’s annual benefit of $286 million, Houston TranStar’s benefit/cost ratio is 10.6. So for every $1 spent on Houston TranStar, the region realizes a benefit of $10.60. |
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