Traffic Signal Modernization Program

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 $500,000.00) 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 4:00pm CST on Wednesday, December 21, 2022 to TDOT.TrafficOps@tn.gov with the subject line "Traffic Signal Modernization Grant ". For questions regarding this grant, please contact Steve Bryan at Steve.Bryan@tn.gov