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Cycle Length. North. Cycle Length. Split Time (Green + Yellow + All-Red). Pretimed Operation. North. Unused Green. Unused Green. Actuated Operation. North. Programmed N/S Split Time. Programmed E/W Split Time. Actuated Cycle Length. Gap Timer (1/2 speed). Detector (Pulse Mode).
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Cycle Length North Cycle Length Split Time (Green + Yellow + All-Red)
Pretimed Operation North Unused Green Unused Green
Actuated Operation North Programmed N/S Split Time Programmed E/W Split Time Actuated Cycle Length
Gap Timer (1/2 speed) Detector (Pulse Mode) Ugh! 5 GAP OUT 4 1 3 2 Vehicle Extension Timer
Minimum Green…. 10 20 15 25 3 Min Green GAP OUT Max Green 2 1
Maximum Green…. 10 20 15 25 3 Min Green MAX OUT Max Green 2 1
Traffic Signal Timing & Phasing • Relationship between the Master Clock, Local Clock, and Offset
Traffic Signal Timing & Phasing • Vehicle Trajectory on Time Space Diagram
Decision Zone (1/2 speed) 5 Seconds 2 Seconds Aww…Come On! Decision Zone