TRB’s National Cooperative Highway Research Program (NCHRP) Synthesis 409: Traffic Signal Retiming Practices in the United States explores practices that operating agencies currently use to revise traffic signal timing. The report examines the processes used to develop, install, verify, fine-tune, and evaluate the plans.
National Academies of Sciences, Engineering, and Medicine. 2010. Traffic Signal Retiming Practices in the United States. Washington, DC: The National Academies Press. https://doi.org/10.17226/22915.
The Chapter Skim search tool presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter. You may select key terms to highlight them within pages of each chapter.