Office of Operations Real Time Traveler Information Program
Photo collage: dynamic message sign with congestion message, in-vehicle navigation device, transportation operations center control room, roadside sign for 511 traveler information, traffic information via the internet, and a freeway at night.
21st Century Operations Using 21st Century Technologies


Travel Time Displays at Freeway Entrance Approaches 9/5/2018

Effectiveness of Disseminating Traveler Information on Travel Time Reliability 9/5/2018

Hawaii DOT Adds Travel Time Smart Boards on Oahu 4/16/2018

Synthesis of Variable Speed Limit Signs 5/25/2017

Connecticut DOT Unveils New Real Time Travel information Website 1/31/2017

Public can view road conditions from MnDOT snowplow cameras 1/25/2017

Smart Signs to Help Improve Safety Activated on I-25 in Colorado 12/1/2016

Virginia Department of Transportation Launches Travel-Time Messages in Southwest Virginia 10/26/2015

Travel-Time Signs Connecting Washington and Oregon Go Live 10/15/2015

I-95 Corridor Coalition launches a new Real-Time Travel Information Map covering the entire I-95 region 9/2/2015

The Mississippi Department of Transportation announces the deployment of travel times on dynamic messages signs in Hattiesburg areas. 6/29/2015

New Traffic and Transit Technology Unveiled in Connecticut 10/27/2014 - The Connecticut Department of Transportation announces the deployment of travel times statewide on the Interstate system and the availability of train arrival and departure times and track information at Union Station for Metro North, Shore Line East, and Amtrak riders to assist highway and train travelers in making smart travel decisions by keeping them informed of current traffic and travel conditions.

Effectiveness of Safety and Public Service Announcement Messages on Dynamic Message Signs 9/4/2014

Hawaii DOT launches 511 GoAkamai by Phone, and upgrades its web site and mobile apps 11/5/2013

Massachusetts Providing Real-Time Information on Signs along the Massachusetts Turnpike 5/24/2013

Travel Times To Be Displayed Along I-95 Starting Monday 5/1/2013

New Jersey Department of Transportation announced a new initiative to provide motorists with travel time information on DMS along Interstate Highways. 1/18/13

Travel Times Posted in Indianapolis 2/8/2012 - On February 4, 2012 Indiana Department of Transportation (INDOT) turned on four dedicated travel time signs in the Indianapolis area. The Travel Time Signs are traditional panel signs with two downstream destinations shown and electronic inserts indicating the minutes of travel to those destinations. Ten additional travel time signs will be operational within 6 months. An additional sixteen are planned for deployment by the end of 2016. Motorists can use this travel time information, along with any reported downstream lane-restricting incident information which would be displayed on Dynamic Message Signs (DMSs), to make an informed decision about their trip ahead. The initial Indianapolis Travel Time Signs are utilizing 100% federal Congestion Mitigation and Air Quality (CMAQ) funds ($1.9 million).

Iowa's 511 communications network expands to Twitter 1/19/2012 - The latest development from the Iowa DOT pushes road information directly to the public via Twitter or text message.

Alaska Revamps Traveler Information System 5/17/2011 - The Alaska Department of Transportation and Public Facilities has expanded its 511 web and telephone traveler information system to include smart phone access and an RSS feed.

Travel Times Posted on Parkway East in Pittsburgh 5/6/2011 - Motorists on the Parkway East (I-376) in Allegheny County, Pennsylvania have a new feature from the Pennsylvania Department of Transportation to help them plan their daily commutes.

Federal Register Notice August 9, 2010 - Connected Vehicle Performance Measurement and Performance- Based Management Demonstrations; Request for Information 8/9/2010 - ACTION: Notice. The U.S. DOT has issued a Request for Information (RFI) to help refine the plans for one or more demonstrations focused on the use of Connected Vehicle data sources for performance measurement and performance-based management. The U.S. DOT seeks comments, responses and innovative ideas from the public sector, private sector, and academic communities concerning the demonstration program described in this RFI.

New Publication: iFlorida Model Deployment Final Evaluation Report 3/17/2009 - This document is the final report for the evaluation of the USDOT-sponsored Surface Transportation Security and Reliability Information System Model Deployment, or iFlorida Model Deployment.

Notice of proposed rulemaking for the Real-Time System Management Information Program 1/14/2009 - Published in the Federal Register January 14, 2009.

New Jersey Re-launches Improved 511 Travel Hotline 6/24/2008 - Just about a year after launching its beta version of a 511 travel information system, the New Jersey DOT launched a new and improved version.

Mobile Web Traffic Information Portal 3/24/2008 - Have a mobile device that can access the Internet? Then enter for a list of mobile-device-friendly Web sites with real-time traveler information. The sites are suitable for any device capable of accessing the Web.

Nova Scotia Launches First Canadian 511 System 1/7/2008 - Drivers in Nova Scotia now have a quick, simple way to get information on highway conditions thanks to the new 511 highway information system.

Real-time Traveler Information Services Business Models: State of the Practice Review October 3, 2007 - This State of the Practice Review documents a range of business models for real-time traveler information services, and provides 'real world' examples of how States and regions are developing partnerships and business plans within the business model frameworks.

Communicating With the Public Using ATIS During Disasters: A Guide for Practitioners August 6, 2007 - This document provides advice on use of Advanced Traveler Information Systems (ATIS) during disasters and is intended not only for state and local transportation agencies but for their partners in public safety and emergency management agencies. It offers practical guidance to managers of transportation management centers and emergency operations and to public information officers who may be called on to staff joint information centers during disasters.

Leaflet on Traveler Information Now Available 2/12/07 - As part of a series published online in January 2007, this leaflet discusses how ITS technologies can be used in traveler information to curb congestion and smooth traffic flow.

Notice published in the Federal Register seeks comments and information for the Real-Time System Management Information Program under Section 1201 of the SAFETEA-LU. (TEXT, PDF 65KB) - 5/4/2006

Four case studies on the posting of travel time on dynamic message signs. Read about how Chicago, Houston, Nashville and Portland developed travel time messaging. - 9/26/2005

Report on the State Barriers to Adopting and Implementing Programs Using Roadside Communications Systems for Alerts Regarding Recovery of Abducted Children - A report to Congress that was requested under section 303(i) of the "Prosecutorial Remedies and Other Tools to end the Exploitation of Children Today Act of 2003" or "PROTECT Act" (Public Law 108-21).

Putting Travelers in the Know 1/28/2005 - Providing motorists with real-time traveler information is a key way that road managers can help motorists deal with the growing traffic congestion on the Nation's highways. Link to article in the November/December 2004 FHWA Public Roads.

Providing a Highway System with Reliable Travel Times 11/14/2003 - TRB's Future Strategic Highway Research Program (F-SHRP) Web Document 3: Providing a Highway System with Reliable Travel Times details the research necessary to relieve highway congestion and improve the ability of commuters, shippers, and travelers to predict their trip time and reduce the amount of variation in their expected travel time.

The Roadway INFOstructure: What? Why? How? 11/07/2003 - This TRB Transportation Research Circular (EC057) summarizes an August 21-23, 2002, workshop in Irvine, California, which examined the Federal Highway Administration's vision for a Roadway INFOstructure.

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