2025-051 - Reflective Backplate & Dilemma Zone Upgrade

This work consists of the removal of existing traffic signal backplates and signal faces and the furnishing and installation of new traffic signal backplates and signal faces on traffic signal mast arms only. For existing traffic signal heads on mast arms that have a backplate, the existing backplate shall be removed and replaced with a new yellow retroreflective backplate. On existing traffic signal heads on mast arms without a backplate, a new yellow retroreflective backplate shall be installed. Removal and installation of signal faces on span wire traffic signals are not part of this project. Work locations are at intersections identified in the project plans and exhibits. This work consists of installing mainline detection (advanced detection warning) at locations as shown in project plans and exhibits.