MUTCD 11th Edition (2023)
Section 2B.73 — Headlight Use Signs (R16-5 through R16-11)
Manual on Uniform Traffic Control Devices, Section 2B.73. Standards, guidance, options and support statements, with figures and cross-references.
Section 2B.73 Headlight Use Signs (R16-5 through R16-11) Support: 01 Some States require road users to turn on their vehicle headlights under certain weather conditions, as a safety improvement measure on roadways experiencing high crash rates, or in special situations such as when driving through a tunnel. 02 Figure 2B-34 shows the various signs that can be used for informing motorists of these requirements. Option: 03 A LIGHTS ON WHEN USING WIPERS (R16-5) sign or a LIGHTS ON WHEN RAINING (R16-6) sign may be installed in accordance with the provisions of Section 2A.01 to inform road users of…
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