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Trans. Planning Journal

Title Guidelines for Passing Lanes on No-Passing Zones of Two-Lane Rural Highways
Author MelodyD. M. Dai, Crux F. S. Hsu, Wenchi Chen
Summary   In this study, we developed practical guidelines for passing lanes under various geometric and traffic characteristics on no-passing zones of two-lane rural highways, whereby a series of car-following percentage curves were developed using the TRARR model. Road authorities can obtain the alternative location, lengths and spacing of passing lanes by applying the car-following percentage curves. The road geometric data that need to be collected include grades and curve radii. The traffic characteristics that need to be determined are the two-way design hourly volume, directional split, percentage of heavy vehicles and expected car-following percentage (level of service). The developed guidelines for passing lanes have the features of easy use and adaptability to various geometric and traffic conditions.
Vol. 35
No. 1
Page 59
Year 2006
Month 3
Count Views:398
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