R12-7aP Emergency Vehicle Weight Limit (Plaque)
Supplements a primary weight-limit sign with emergency-vehicle single-axle, tandem-axle and gross limits.
- Sign Name
- Emergency Vehicle Weight Limit (Plaque)
- MUTCD Code
- R12-7aP
- Sign Category
- Regulatory Signs
Specifications
- Shape
- Square
- 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 size30" × 30"
- Official drawing size48" × 48"
California Application & Variants
When emergency-vehicle limits share an assembly with the primary weight-limit sign, mount this plaque below that sign. It is not the standalone R12-7 sign. Illustrated loads are examples.
When & Where It's Used
- Weight-restricted detour and hauling-route review
Placement Context
- Where it sits
- Below the primary weight-limit sign when emergency-vehicle limits are displayed in the same assembly..
- CA MUTCD reference
- CA MUTCD 2026 §2B.64
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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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