Decision-Making Guide for Traffic Signal Phasing (2020) / Chapter Skim
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iv Contents 1 Introduction .......................................................................................................................................... 1 1.1 Need for the Guidance ..................................................................................................................
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v 8 Additional Signal Features .................................................................................................................. 53 8.1 Signal Cycle Length ......................................................................................................................
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vi List of Figures Figure 1 - Breakdown of Agencies with and without Formal Policies for Signal Phasing ............................. 1 Figure 2 - Geometric Offset (Adapted from (FHWA 2009c)
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vii List of Tables Table 1 - Left-Turn Signal Faces for Each Left-Turn Phasing Mode ............................................................ 20 Table 2 - Minimum Required Sight Distance for One Opposing Through Lane .........................................
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viii Abstract This guide documents and presents the results of a study of traffic signal phasing. The guide synthesizes existing best practices as well as new information from the accompanying research effort (NCHRP 03118)
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