MUTCD 11th Edition (2023)
Section 8D.01 — Introduction
Manual on Uniform Traffic Control Devices, Section 8D.01. Standards, guidance, options and support statements, with figures and cross-references.
Section 8D.01 Introduction Support: 01 Active traffic control systems inform road users of the approach or presence of rail traffic at grade crossings. These systems include Exit Gate systems, automatic gates, flashing-light signals, traffic control signals, actuated blank-out and variable message signs, and other active traffic control devices that are used in conjunction with the signs and pavement markings that are described in Chapters 8B and 8C, respectively. 02 Figure 8D-1 shows a post-mounted flashing-light signal (two light units mounted in a horizontal line), a flashing-light signal…
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