Transportation Management Centers (11 unique benefit summaries found)
In Albuquerque, New Mexico, work zone surveillance and response at the "Big I" Interchange reduced average clearance time by 44 percent.(4-7 June 2001)
In the Minneapolis/St. Paul, traffic speed data collected at two interstate work zones showed that when portable traffic management systems were deployed, work zone traffic volumes increased 4 to 7 percent during peak periods.(May 1997)
In Espanola, New Mexico the implementation of a traffic management system on NM 68 provided a decrease in total crashes of 27.5 percent and a reduction in vehicle delay of 87.5 percent.(September 2, 2008)
In Georgia, the NaviGAtor incident management program reduced the average incident duration from 67 minutes to 21 minutes, saving 7.25 million vehicle-hours of delay over one year. (August 2006)
In Georgia, the HERO motorist assistance patrol program and NaviGAtor incident management activities saved more than 187 million dollars yielding a benefit-to-cost ratio of 4.4:1.(August 2006)
In Georgia, the NaviGAtor incident management program reduced annual fuel consumption by 6.83 million gallons, and contributed to decreased emissions: 2,457 tons less Carbon monoxide, 186 tons less hydrocarbons, and 262 tons less Nitrous oxides.(August 2006)
In 2002 the Maryland State CHART highway incident management system facilitated a 28.6 percent reduction on the average incident duration leading to an estimated 377 fewer secondary incidents. (November 2003)
A study of the Coordinated Highways Action Response Team in Maryland found that the system reduced average incident duration by 57 percent in 2000.(14-17 October 2002)
TMC staff in Pittsburgh, Pennsylvania found real-time traffic information useful and noted that it improved coverage for incident management.(5 September 2002)
A 1995 North American survey of traffic management centers using ramp metering, identified reductions of 15 to 50 percent in freeway crashes.(June 1995)
In Salt Lake City, Utah, staff meteorologists stationed at a TOC provided detailed weather forecast data to winter maintenance personnel, reducing costs for snow and ice control activities, and yielding a benefit-to-cost ratio of 10:1.(February 2007)
