MUTCD 11th Edition (2023)
Section 4D.09 — Mounting Height of Signal Faces
Manual on Uniform Traffic Control Devices, Section 4D.09. Standards, guidance, options and support statements, with figures and cross-references.
Section 4D.09 Mounting Height of Signal Faces Standard: 01 The bottom of the signal housing and any related attachments to a vehicular signal face located over any portion of a highway that can be used by motor vehicles shall be at least 15 feet above the pavement. 02 The bottom of the signal housing (including brackets) of a vehicular signal face that is vertically arranged or horizontally arranged and not located over a roadway: A. Shall be a minimum of 8 feet above the sidewalk or, if there is no sidewalk, above the pavement grade at the center of the roadway. B. Shall be a minimum of 4.5…
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