MUTCD W6-5a: Two-Way Traffic on a Three-Lane Roadway Signs
The W6-5a sign is covered in Section 2C.52 of the Manual on Uniform Traffic Control Devices, 11th Edition. Below are the provisions from that section that describe when the sign is used and how it is placed.
What it means and when it is used
- Option · Permitted (may)The Two-Way Traffic on a Three-Lane Roadway (W6-5 and W6-5a) signs (see Figure 2C-11 ) may be installed along three-lane roadways with two lanes in one direction and one in the opposing direction.
Where to read the rest
- Full text: MUTCD Section 2C.52: Two-Way Traffic on a Three-Lane Roadway Signs
- Minimum sign sizes by roadway type are in the size section for this chapter: Section 2C.03
- Mounting height, lateral offset and retroreflectivity for any sign: MUTCD sign placement guide
Related signs in Section 2C.52
Source: Manual on Uniform Traffic Control Devices, 11th Edition (Federal Highway Administration, December 2023, public domain). Excerpts are shortened and shown out of context; read the full section before specifying a sign. Your state may still be operating under the 2009 edition or a state supplement. Official manual: mutcd.fhwa.dot.gov.