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Highway And Railroad Engineering2D

Traffic Control Devices - Theory & Concepts - Traffic Signal

Design, application, and legal requirements of traffic signs, pavement markings, and traffic signals to regulate, warn, and guide road users.

Open the complete lesson

Traffic Signal Timing Simulator

Adjust the cycle length and phase distribution to observe how green, amber, and all-red clearance intervals allocate time to competing traffic streams.

60 s
30 s
3 s
2 s
Time: 0s / 60s
North/South
East/West
E/W
Y
N/S
Y