摘要: |
This document presents a lookup table for designers to determine J-turn design parameters such as acceleration/deceleration configurations and U-turn offset distance. The information contained in this document can be easily included into the MoDOT Engineering Policy Guide. This document was based on the research presented in the following reports: (1) Sun, C., Edara, P., Balakrishnan, B., Qing, Z., and Hopfenblatt, J. (2016). Driving Simulator Study of J-turn Acceleration /Deceleration Lane and U-turn Spacing Configurations. Final Report, MoDOT Project# TR201515 (PB2018-100431). (2) Edara, P., Sun, C., Claros, B., Qing, Z., and Brown, H. (2016). System-wide Safety Treatments and Design Guidance for J-Turns. Final Report, MoDOT Project# TR201510 (PB2016-104248).. |