ITE and IMSA have teamed up and produced a new "Traffic Signal Maintenance Handbook". It is available at http://www.ite.org/emodules/scriptcontent/Orders/ProductDetail.cfm?pc=TB-021. Republic ITS staff gave a presentation at the recent ITE Western District meeting with a summary of the new Handbook and recommendations for maintenance of new technology components. These include:
  • LED Signal Heads
    • Re-lamp every 5-10 years
  • Video Detection Systems (VIDS)
    • Annually test aiming and accuracy of detection zone shapes
  • Fiber Optic Interconnect
    • Monthly vacuum dust off components
  • Wireless Interconnect
    • Annually check comm error reports
  • Battery Backup Systems
    • Annually perform battery load tests
  • Modern equipment with Ethernet ports
    • Buy diagnosis software and connection cables