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signal control commands (Architecture Flow*)

Control of traffic signal controllers or field masters including clock synchronization.

Traffic Management Roadway

This Architecture Flow is in the following Service Packages:

• Transit Signal Priority
• Traffic Signal Control
• Regional Traffic Management
• Reversible Lane Management
• Drawbridge Management
• Mixed Use Warning Systems
• Emergency Routing

This Architecture Flow is in the following Equipment Packages:

• Multimodal Crossing Control
• Roadway Mixed Use Sensing
• Roadway Reversible Lanes
• Roadway Signal Controls
• Roadway Signal Preemption
• Roadway Signal Priority
• TMC Multimodal Crossing Management
• TMC Reversible Lane Management
• TMC Signal Control

Data Flows*:

• indicator_control_data_for_signal_control

Security Considerations:

• System Control

Standard* Activities:

• NTCIP C2F: NTCIP Center-to-Field Standards Group
• NTCIP 1201: Global Object Definitions
• NTCIP 1202: Object Definitions for Actuated Traffic Signal Controller (ASC) Units
• NTCIP 1210: Field Management Stations (FMS) - Part 1: Object Definitions for Signal System Masters
• NTCIP 1211: Object Definitions for Signal Control and Prioritization (SCP)
• NTCIP 1214: Object Definitions for Conflict Monitor Units (CMU)