Specifications include, but are not limited to:. The scope of work under this contract includes, but is not limited to, the reconstruction of a traffic control signal system including removing and disposing existing pedestrian signal heads and pushbuttons and removing and stacking existing vehicle signal heads and existing signal posts and bases, as indicated on the plans. The work shall also consist of furnishing and installing new pull boxes, pull box covers, vehicle wire loop detectors cut in existing pavement and connected to existing pull boxes, new traffic signal posts; octagonal signal bases; precast concrete foundations; vehicle signal heads; signal backplates; pedestrian signal heads; audible and vibro-tactile pedestrian pushbuttons; an optical emergency vehicle preemption system with confirmation strobes, a fire station preemption system; all cable and wiring; and all other equipment, materials and incidental costs necessary to provide a complete, fully operational traffic signal system. This work shall also include sidewalk and wheelchair ramp reconstruction.