MUTCD 11th Edition (2023)
Section 2C.70 — Object Marker Design and Placement Height
Manual on Uniform Traffic Control Devices, Section 2C.70. Standards, guidance, options and support statements, with figures and cross-references.
Section 2C.70 Object Marker Design and Placement Height Support: 01 Type s 1, 2, and 3 object markers are used to mark obstructions within or adjacent to the roadway. Type 4 object markers are used to mark the end of a roadway. Standard: 02 When used, object markers (see Figure 2C-17 ) shall not have a border and shall consist of an arrangement of one or more of the following types: Type 1 —a diamond-shaped sign, at least 18 inches on a side, consisting of either a yellow (OM1-1) or black (OM1-2) sign with nine yellow retroreflective devices, each with a minimum diameter of 3 inches, mounted…
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