MUTCD 11th Edition (2023)
Section 2B.39 — Keep Right and Keep Left Signs (R4-7 Series and R4-8 Series)
Manual on Uniform Traffic Control Devices, Section 2B.39. Standards, guidance, options and support statements, with figures and cross-references.
Section 2B.39 Keep Right and Keep Left Signs (R4-7 Series and R4-8 Series) Option: 01 The Keep Right (R4-7) sign (see Figure 2B-10 ) may be used at locations where it is necessary for traffic to pass only to the right-hand side of a roadway feature or obstruction. The Keep Left (R4-8) sign (see Figure 2B-10) may be used at locations where it is necessary for traffic to pass only to the left-hand side of a roadway feature or obstruction. December 2023MUTCD 11th Edition Page 103 Sect. 2B.39Figure 2B-10. Passing, Keep Right, and Slow Traffic Signs R4-7 R4-7b R4-7c R4-8 R4-8cR4-1 R4-2 R4-3 R4-5…
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