R14-1 Truck Route
Identifies a route designated to allow truck traffic.
- Sign Name
- Truck Route
- MUTCD Code
- R14-1
- Sign Category
- Regulatory Signs
Specifications
- Shape
- Rectangle (Horizontal)
- Color / legend
- Black legend and border on white 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 drawing. California Table 2B-1 governs application-size selection; example weights do not establish a legal load limit.
- Official drawing size24" × 18"
California Application & Variants
Use for an established truck route. It does not itself authorize a new route or override weight, clearance or other restrictions. The M4-4P TRUCK auxiliary plaque serves a different route-assembly function.
When & Where It's Used
- Designated truck-route review
Placement Context
- Where it sits
- At the designated route, restriction or route-ending location appropriate to the sign..
- CA MUTCD reference
- CA MUTCD 2026 §2B.66
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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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