Traffic Signal Modernization Program

TTSUG Signal

The Traffic Signal Modernization Program (TSMP) is a TDOT pilot program designed to help communities and their local traffic signal maintaining agencies modernize existing traffic signal equipment and operations.

The program is being implemented through a grant application process, that is currently 100% state funded (Total grant funds are capped at $250,000.00) and state contracted, with a goal to begin traffic signal upgrades within 12 months of project selection.

Eligible TSMP Items

  • Controller, controller cabinet, and cabinet equipment
  • Stop bar and advance detection
  • Signal head/beacon and backplates
  • Timing optimization plan
  • Pedestrian signal and push button devices
  • Supplemental signal head

  Some Expected Benefits to Modernizing Your Traffic Signal Items

  • Reduction in crashes
    • Controller/cabinet upgrade: 30% crash reduction
    • Signal timing coordination: 32% crash reduction
    • Supplemental signal heads: 28% crash reduction
    • Detection Upgrade: 20% crash reduction
    • Advance signal ahead warning devices: 22% crash reduction
  • Reduction in traffic congestion
  • Increased reliability in vehicle detection
  • Improved Traffic signal visibility
  • Savings in energy efficiency
  • Reduction in maintenance costs
  • Automated collection of traffic count data

Grant Application Deadline

The Traffic Signal Modernization Grant application must be emailed by Wednesday, December 2, 2020 to with the subject line "Traffic Signal Modernization Grant ".  For questions regarding this grant, please contact Steve Bryan at