M4-9c Bicyclist Detour (with arrow)
Directs bicyclists along a detour in the direction of the arrow. The bicycle symbol identifies the road users to whom the detour applies.
- Sign Name
- Bicyclist Detour (with arrow)
- MUTCD Code
- M4-9c
- Sign Category
- Detour Signs
Specifications
- Shape
- Rectangle (Horizontal)
- Color / legend
- Orange background, black legend and bicycle symbol (temporary traffic control); fluorescent pink background for the incident-management variant
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.
- Layout size30" × 24"
Placement Context
- Where it sits
- At the detour decision point or route assembly identified by the design.
- CA MUTCD reference
- CA MUTCD 2026 Chapter 6I — TTC Zone Guide Signs
Related Signs
Browse Detour 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.
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