Center for Transportation Research and Education, Iowa State University, Ames, Iowa, USA
Plymouth Rock Assurance Inc., Boston, MA, USA
Center for Transportation Research and Education, Iowa State University, Ames, Iowa, USA
Center for Transportation Research and Education, Iowa State University, Ames, Iowa, USA
Copyright © 2015 Shauna L. Hallmark, Yu Qiu, Neal Hawkins, Omar Smadi et al. This is
an open access article distributed under the Creative Commons Attribution
License, which permits unrestricted use, distribution, and reproduction in any
medium, provided the original work is properly cited.
How to Cite this Article
Hallmark, S. , Qiu, Y. , Hawkins, N. and Smadi, O. (2015) Crash Modification Factors for Dynamic Speed Feedback Signs on Rural Curves.
Journal of Transportation Technologies,
5, 9-23. doi:
10.4236/jtts.2015.51002.