Relative performance of stop sign versus signal control at diamond interchanges
A study was conducted to compare all-way stop sign control with traffic light signal control. To provide general guidelines for signal control, signal operations studied included pretimed control, actuated control, three phase operation and four phase operation with overlaps. The following conclusions were made regarding diamond interchanges: a diamond interchange operates much differently than two isolated intersections because of close spacing; diamond interchange signalization should be a separate MUTCD procedure from that of isolated intersections; diamond interchange models that combine complex interactions of internal and external traffic are the most representative approach; and a discriminating diamond interchange volume level exists beyond which traffic signal control is better than stop sign control.
- Research Organization:
- Texas Highway Dept., Engineer of Traffic
- OSTI ID:
- 5978620
- Journal Information:
- ITE J.; (United States), Vol. 57:10
- Country of Publication:
- United States
- Language:
- English
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