R5-1b Bicycle Wrong Way
Warns bicyclists that they are traveling against the permitted direction.
- Sign Name
- Bicycle Wrong Way
- MUTCD Code
- R5-1b
- Sign Category
- Regulatory Signs
Specifications
- Shape
- Rectangle (Vertical)
- Color / legend
- White legend and border on red background
Sizes & Dimensions (inches)
These are dimensions shown on the linked layout. Select the required size using the applicable MUTCD and agency requirements; the smallest drawing size is not necessarily the permitted minimum.
Dimensions checked against the exact official dimensioned drawing and matching size-specific clean artwork. Select the required size for the actual California roadway and installation.
- Official drawing size12" × 18"
California Application & Variants
Face wrong-way bicyclists. The RIDE WITH TRAFFIC plaque, when used, belongs directly below this sign.
When & Where It's Used
- Regulatory signing review
Placement Context
- Where it sits
- Face wrong-way bicyclists. The RIDE WITH TRAFFIC plaque, when used, belongs directly below this sign..
- CA MUTCD reference
- CA MUTCD 2026 §9B.06
Related Signs
Browse Regulatory Signs
Educational reference only. This is not an official Caltrans, FHWA, or local agency publication and is not legal or engineering advice. Always verify sign selection, size, placement, spacing, and application against the current CA MUTCD 2026, Caltrans sign specifications, Standard Plans, project documents, and the reviewing agency’s requirements. Local jurisdictions may impose additional requirements, and final selection, placement, and dimensions may require engineering judgment or agency approval. Reference editions: California MUTCD 2026 (effective January 18, 2026) and the Federal MUTCD 11th Edition with Revision 1.
Need to Rent or Purchase This Sign? Contact Public Ready.
Public Ready supports sign selection, project-ready sign packages, and equipment sourcing through qualified providers — with expert support built for compliance.