W7-4dP · Sand (Plaque)
W7-4dP Sizes & Dimensions
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. All dimensions below are in inches.
Open W7-4dP Official Dimension Drawing (PDF, opens in a new tab)Official PDF · Opens in a new tab
Dimensions from the Official Drawing
Dimensions verified against the linked official drawing. Diamond dimensions are nominal side lengths. Select the required application size from the California manual and agency requirements; do not assume the smallest drawing size is permitted.
- Official drawing size24" × 12"
Select using the applicable California sign-size table and actual facility.
A drawing size alone does not establish the permitted application minimum.
Drawing dimensions are not a universal minimum or an agency approval. 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.
California Application & Variants
Use only where the plaque accurately describes the ramp surface. This plaque does not replace the California requirement for W30B(CA) Deep Gravel on truck escape ramps.
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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