Treading Data
TM+E
July 2007
By Tony Lapolito
As traffic information threatens to deluge operations centers, managers search for a way to stay dry and organized
Calling all cars
TM+E
April 2005
By John Horsley
Vehicle-roadway integration will require new equipment in vehicles, a wireless communications infrastructure, accurate global-positioning maps, information policies acceptable to the public and hardware and software to put it all together.
VDOT adds technology to ease congestion in Hampton Roads
TM+E
April 2004
edited by Allen Zeyher
The completion of the second piece of a three-phase expansion to the region’s network of traffic management technologies gives VDOT’s Smart Traffic Center in Virginia Beach a bird’s-eye view of 31 new miles of the highly traveled interstate system.
Securing emergency operations
TM+E
January 2004
Salvatore D'Agostino
The role of the Traffic Management Center (TMC) or Traffic Operations Center (TOC) has evolved from monitoring traffic and incidents and coordinating response to a much broader role in acting as an Emergency Management Agency Operations Center. These facilities have been chosen as possible emergency operation centers as a result of their wide-area surveillance, communications, command and control infrastructure and operational experience. This expanded role creates a number of challenges for operations in the area of logical and physical security.
ITS on a Rocky Mountain High
TM+E
June-July 2003
Debra Otto
To provide accurate, quality roadway information, the Colorado Department of Transportation (CDOT) is well under way in reaching its goal of implementing the country's first statewide communication network. A fiber-optic system covering Colorado will allow the sharing of data and video throughout the state. Currently, the CDOT is creating a telecommunications infrastructure that will be the backbone for all agencies to share information, including critical traffic data.
Can't We Raise the Bar Just a Little?
TM+E
June-July 2003
Philip J. Tarnoff
Signal timing projects have been shown to have benefit-cost ratios as high as 80:1, while ratios of 20:1 are common. Yet surveys of traffic signal operation have consistently shown that these important devices are receiving inadequate attention to ensure efficient traffic operation. The promise of ITS can only be met with improved traffic controls, which in turn suggests the need for increased emphasis on signal system operations.
RWIS: Weathering the Storm
TM+E
April-May 2003
Bruce Abernethy
This article discusses ITS technology as it relates to weather and as deployed in intelligent transportation subsystems referred to as roadway weather information subsystems (RWIS).
On the Leading Edge
TM+E
February-March 2003
Jimmy Chu and David Yohanan
The Virginia Department of Transportation (VDOT) has made a substantial investment in development of the Northern Virginia Smart Traffic Center (NoVa STC). VDOT's overriding goal is to upgrade and maintain the NoVa STC automated traffic management system as a state-of-the-art information technology system whose performance exceeds the expectations of motorists in northern Virginia.
Making Sense of Its Standards
TM+E
October-November 2002
Tim Gregorski
In this installment of Industry Interview, Transportation Management + Engineering asks Ken Vaughn to help explain the complexities associated with and to help make sense of the ITS standardization plight faced by North American transportation engineers.
Launching a Successful TOC
TM+E
October-November 2002
Perry D. Gross, PTOE
If we build smart corridors, traffic operations centers (TOC), incident management programs and all manner of gadgetry we must be improving mobility. I fear that some of the more elemental requirements are not being properly attended to. This article attempts to ease my fears. It is an examination
of evolving TOCs as part of the ITS implementation. This article was conducted
through the lens of public policy and administration (PPA).
A Recipe for Congestion?
TM+E
June-July 2002
Russell C. Bautch, P.E.
This article explores methods that were used to keep ITS equipment operational and to manage traffic congestion during a major interchange reconstruction and details the lessons that were learned in the process.
UDOT Goes for Gold
TM+E
February-March 2002
Tim Gregorski
Transportation Management + Engineering looks at what it takes to run a transportation system smoothly, seamlessly and under the scrutiny of thousands of critics.
Moving Up the CHART
TM+E
February-March 2002
Tim Gregorski
Is it possible for a traffic control center to reach maximum potential when it comes to managing traffic on a local basis?
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