City of Greenwood Traffic Flow and Queue Mitigation

Project Description: This was a roundabout project that included some wireless pucks to help control adjacent City–owned traffic signal to try to help control traffic flow and mitigate queuing.

Project Status: Existing

Project Stakeholders:

Suburban Municipalities

Project Inventory:

Interconnect and Flow

Diagrams

Project Service Packages:

TM01: Infrastructure-Based Traffic Surveillance (City of Greenwood Traffic Flow and Queue Mitigation)
TM03: Traffic Signal Control (City of Greenwood Traffic Flow and Queue Mitigation)
TM07: Regional Traffic Management (City of Greenwood Traffic Flow and Queue Mitigation)

Project Information Flows:

Project Functional Requirements (Element - Functional Object):

Other Suburban Municipality Street Department Dispatch - TMC Regional Traffic Management

1: The center shall exchange traffic information with other traffic management centers including incident information, congestion data, traffic data, signal timing plans, and real-time signal control information.

Suburban Municipality Street Department Operations/Dispatch - TMC Basic Surveillance

1: The center shall monitor, analyze, and store traffic sensor data (speed, volume, occupancy) collected from field elements under remote control of the center.
2: The center shall monitor, analyze, and distribute traffic images from CCTV systems under remote control of the center.
7: The center shall remotely control devices to detect traffic.

Suburban Municipality Street Department Operations/Dispatch - TMC Regional Traffic Management

1: The center shall exchange traffic information with other traffic management centers including incident information, congestion data, traffic data, signal timing plans, and real-time signal control information.

Suburban Municipality Street Department Operations/Dispatch - TMC Signal Control

1: The center shall remotely control traffic signal controllers.
4: The center shall collect traffic signal controller fault data from the field.
6: The center shall implement control plans to coordinate signalized intersections based on data from sensors.
8: The center shall maintain traffic signal coordination including synchronizing clocks throughout the system.

Suburban Municipality Street Department Roadside Equipment - Roadway Basic Surveillance

1: The field element shall collect, process, digitize, and send traffic sensor data (speed, volume, and occupancy) to the center for further analysis and storage, under center control.
2: The field element shall collect, process, and send traffic images to the center for further analysis and distribution.

Suburban Municipality Street Department Roadside Equipment - Roadway Signal Control

1: The field element shall control traffic signals under center control.
4: The field element shall report the current signal control information to the center.
7: The field element shall return traffic signal controller fault data to the center.

Standards:

Project Operational Concepts:

Roles and Responsibilities

Suburban Municipalities

Install and operate traffic signals (local routes)

Regional Objectives from the Metropolitan Plan:

2. To implement strategies that address congested segments.
2A. Develop mobility strategies that address system performance and congested transportation segments.

Last Updated: 1/8/2024

Information Flow	Source Element	Destination Element	Status
device data	Other Suburban Municipality Street Department Dispatch	Suburban Municipality Street Department Operations/Dispatch	Existing
device data	Suburban Municipality Street Department Operations/Dispatch	Other Suburban Municipality Street Department Dispatch	Existing
device status	Other Suburban Municipality Street Department Dispatch	Suburban Municipality Street Department Operations/Dispatch	Existing
device status	Suburban Municipality Street Department Operations/Dispatch	Other Suburban Municipality Street Department Dispatch	Existing
right-of-way request notification	Suburban Municipality Street Department Roadside Equipment	Suburban Municipality Street Department Operations/Dispatch	Existing
road network conditions	Other Suburban Municipality Street Department Dispatch	Suburban Municipality Street Department Operations/Dispatch	Existing
road network conditions	Suburban Municipality Street Department Operations/Dispatch	Other Suburban Municipality Street Department Dispatch	Existing
signal control commands	Suburban Municipality Street Department Operations/Dispatch	Suburban Municipality Street Department Roadside Equipment	Existing
signal control device configuration	Suburban Municipality Street Department Operations/Dispatch	Suburban Municipality Street Department Roadside Equipment	Existing
signal control plans	Suburban Municipality Street Department Operations/Dispatch	Suburban Municipality Street Department Roadside Equipment	Existing
signal control status	Suburban Municipality Street Department Roadside Equipment	Suburban Municipality Street Department Operations/Dispatch	Existing
signal fault data	Suburban Municipality Street Department Roadside Equipment	Suburban Municipality Street Department Operations/Dispatch	Existing
signal system configuration	Suburban Municipality Street Department Operations/Dispatch	Suburban Municipality Street Department Roadside Equipment	Existing
traffic detector control	Suburban Municipality Street Department Operations/Dispatch	Suburban Municipality Street Department Roadside Equipment	Existing
traffic detector data	Suburban Municipality Street Department Roadside Equipment	Suburban Municipality Street Department Operations/Dispatch	Existing
traffic images	Suburban Municipality Street Department Roadside Equipment	Suburban Municipality Street Department Operations/Dispatch	Existing
video surveillance control	Suburban Municipality Street Department Operations/Dispatch	Suburban Municipality Street Department Roadside Equipment	Existing