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Travel Times on Dynamic Message Signs Jimmy Chu Office of Transportation Management 7/15/2008 PowerPoint Presentation
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Travel Times on Dynamic Message Signs Jimmy Chu Office of Transportation Management 7/15/2008. Dynamic Message Signs. Valuable pieces of “real estate” Nationwide -4081 Urban-3300, Rural-781. A Resource Underutilized. Non-Incident/Non Roadwork Periods Signs are often blank

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Travel Times on Dynamic Message Signs

Jimmy Chu

Office of Transportation Management

7/15/2008

dynamic message signs
Dynamic Message Signs
  • Valuable pieces of “real estate”
  • Nationwide -4081
    • Urban-3300, Rural-781
a resource underutilized
A Resource Underutilized
  • Non-Incident/Non Roadwork Periods
    • Signs are often blank

or

    • Provide vague information
fhwa recommended practice for dms
FHWA Recommended Practice for DMS
  • Travel Time Messages Should Be the Goal as the Default Information Provided to Motorists
  • “Blank” DMS are Transportation Investments that are Not Being Fully Utilized
  • No New DMS Should be Installed in Major Metropolitan Areas or Heavily Traveled Corridors Unless the Capability to Display Travel Times Exists
survey results
Survey Results
  • Percent of TMCs that Display Travel Time by Time of Day
    • 23% Both in Peak and Off-Peak Period
    • 7% in Peak Period
    • 70% does not Display
survey results6
Survey Results
  • Relative Number of DMS on Which Travel Time Messages are Displayed
survey results7
Survey Results
  • Reported Public Response to Travel Time Messages
travel times on dms status
Travel Times on DMS Status

= Provide Travel Times (41)

Total combined, as of June 25, 2008

= Plans to Provide Travel Times (16)

= “Top 40” Metro Area w/ T T(29 / 40)

= “Top 40” No Plans in Near Future (5)

D.C.

travel times on dms
Travel Times on DMS
  • One of the DOT’S Congestion Initiatives
    • Implement Travel Times on DMS in Top 40 Metro Areas
    • Provide Technical Support for Travel Times Deployment
tmc pooled fund study members
TMC Pooled Fund Study Members
  • 7 Opportunity States

DE, IN, NC, PA, RI, TX,VA

how can we help
How can We Help?
  • Provide Technical Assistance
  • Workshop
  • Domestic Scan
  • Peer to Peer
how can we help12
How can We Help?
  • Information on Operation Website

http://ops.fhwa.dot.gov/travelinfo/index.htm

  • Contact ITS Engineers in FHWA Division Office
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Jimmy.Chu@dot.gov

202 366-3379