(1) Vendor needs to provide arterial management interface consultant services to the government authority located in St. Charles, MO.– Consultant for design, development, project management, implementation, and training of an arterial management interface.– Include development of arterial corridor diversion signal timing plans, design and development of a user–interface to access guidelines and information, assistance with integration of timings and systems.– User–interface shall include a web–based platform with links to arterial management scenarios, user informational videos and guides, links to traffic models and timing reports, and links to agency platforms for operations.– Create applications programming interfaces (APIs) for the end–users which interact with third–party navigation and mapping applications, such that users may receive and push viable information to and from the platform during incident response.– Provide an external drive with copy of the entire arterial management interface, as well as a web and html site hosting the user interface.– Developing and deploying a user alert application or messaging relay, and an agency to application API for communicating critical information to users.–Develop geo–database and arterial management interface access for end users.– Create separate directional incident plans by time of day and direction of incident.– Develop a geo–database of roadways, alternate routes, and signal locations at the interchanges.– Geo–database will be implemented into map documents that facilitate ease of use and maintenance by end users as well as export into other systems.(2) All the questions must be submitted no later than January 7,2026.