Extensions of theoretical capacity models to account for special conditions
The computational procedures used to analyze two-way stop-controlled intersections were extended in the National Cooperative Highway Research Project 3-46 to account for a number of effects commonly observed at actual unsignalized intersections. This paper presents theoretical extensions that can account for commonly observed phenomena, such as two-stage gap acceptance when median storage is available; right-turn "sneakers" at flared minor-street approaches; non-random arrivals caused by upstream signals; impedance due to pedestrian crossings; and delay to major-street through vehicles using shared left-turn and through lanes. The individual effects are then combined into an analytical framework suitable for inclusion in the Unsignalized Intersections procedures of the 1997 "Highway Capacity Manual". ©
Year of publication: |
1999
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Authors: | Robinson, Bruce W. ; Tian, Zongzhong ; Kittelson, Wayne ; Vandehey, Mark ; Kyte, Michael ; Brilon, Werner ; Wu, Ning ; Troutbeck, Rod |
Published in: |
Transportation Research Part A: Policy and Practice. - Elsevier, ISSN 0965-8564. - Vol. 33.1999, 3-4, p. 217-236
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Publisher: |
Elsevier |
Saved in:
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