Capacity of Sags and Tunnels on Japanese Motorways

@inproceedings{KUWAHAM1992CapacityOS,
  title={Capacity of Sags and Tunnels on Japanese Motorways},
  author={MASAO KUWAHAM},
  year={1992}
}
  • MASAO KUWAHAM
  • Published 1992
Since the early 1980s, some of the tunnels and vertical alignment sags cm Japanese motorways have been recognized as capacity bottlenecks. Congestion queues have been frequently observed on holidays at these bottlenecks, and the capacity values have been found to range from 2,200 vehicles per hour (vph) to 2,700” vph per two lanes in the same direction, while the expected capacity values were some 4,000 vph per two lanes for passenger car predominant flows. Nothing is mentioned, however, in the… CONTINUE READING
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