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A freeway is to be designed as a passengercaronly facility for an AADT of 35000 vehicles per day It is estimated that the freeway will have a free flow speed of 70 mi h The design will be for

A freeway is to be designed as a passenger-car-only facility for an AADT of 35,000 vehicles per day. It is estimated that the freeway will have a free-flow speed of 70 mi/h. The design will be for commuters and the peak-hour factor is estimated to be 0.85 with 65% of the peak-hour traffic traveling in the peak direction. Assuming that Fig. 6.7 applies, determine the number of 12-ft (3.6-m) lanes required (assuming no lateral obstructions) to provide at least LOS C using the highest annual hourly volume and the 30th highest annual hourly volume.
 

Jul 02 2020 View more View Less

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