MUTCD 11th Edition (2023)
Section 8D.06 — Wayside Horn Systems
Manual on Uniform Traffic Control Devices, Section 8D.06. Standards, guidance, options and support statements, with figures and cross-references.
Section 8D.06 Wayside Horn Systems Option: 01 A wayside horn system (see definition in Section 1C.02) may be installed in compliance with 49 CFR Part 222 to provide audible warning directed toward the road users at a highway-rail grade crossing or at a pathway grade crossing. Standard: 02 Wayside horn systems used at grade crossings where the locomotive horn is not sounded shall be equipped and shall operate in compliance with the requirements of Appendix E to 49 CFR Part 222.Guidance: 03 The same lateral clearance and roadside safety features should apply to wayside horn systems as described…
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