R1-3P All-Way — Plaque
Identifies an intersection where all approaches are controlled by STOP signs.
- Sign Name
- All-Way — Plaque
- MUTCD Code
- R1-3P
- Sign Category
- Regulatory Signs
Specifications
- Shape
- Rectangle (Horizontal)
- 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.
The displayed face is the 30 × 12-inch layout. The official drawing also specifies 18 × 6 inches. Numeric 2-WAY, 3-WAY, or 4-WAY legends are not substitutes for ALL-WAY.
- Drawing size 118" × 6"
- Drawing size 230" × 12"
California Application & Variants
The displayed face is the 30 × 12-inch layout. The official drawing also specifies 18 × 6 inches. Numeric 2-WAY, 3-WAY, or 4-WAY legends are not substitutes for ALL-WAY.
When & Where It's Used
- Right-of-way control
Placement Context
- Where it sits
- Mount below each STOP sign at an all-way stop-controlled intersection.
- CA MUTCD reference
- CA MUTCD 2026 §2B.04
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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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