MUTCD W8-10: Bicycle Surface Condition Warning Sign
The W8-10 sign is covered in Section 9C.03 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 Bicycle Surface Condition Warning (W8-10) sign (see Figure 9C-1) may be installed where roadway or shared-use path conditions could cause a bicyclist to lose control of the bicycle.
- Option · Permitted (may)Signs warning of other conditions that might be of concern to bicyclists, including BUMP (W8-1), DIP (W8-2), PA VEMENT ENDS (W8-3), and any other word message that describes conditions that are of concern to bicyclists, may also be used (see Fig ure 9C-1 ).
Where to read the rest
- Full text: MUTCD Section 9C.03: Bicycle Surface Condition Warning Sign
- Mounting height, lateral offset and retroreflectivity for any sign: MUTCD sign placement guide
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.