Specifications include, but are not limited to: TRAFFIC SIGNAL CONTROLLER INSTALLATION & ADAPTIVE TRAFFIC SIGNAL CONTROL TECHNOLOGY AT VARIOUS LOCATIONS, OAHU. Offerors will be responsible for: • Traffic signal central system, including head-end software and server hardware. • Configuration and installation of approximately 255 State-furnished traffic signal controllers on Oahu. • Local controller firmware, including configuration. • Conflict monitor units, which are compatible with the State-furnished controllers. • Cellular modems and required accessories with FirstNet cellular service. • Adaptive Traffic Control System (ATCS) and Automated Traffic Signal Performance Measures (ATSPM) Modules at 118 Oahu intersections. • Supplemental traffic detection at 118 Oahu intersections. • Implementation and integration of field controllers, firmware, conflict monitor units, cellular modems, ATCS, ATSPM modules, and the central traffic management system. • Training of State and County personnel on vendor firmware, central management system, and controller hardware. • Traffic signal operations and litigation support. • Traffic signal system maintenance period. • Software assurance support.