MUTCD Sign ChartMUTCDSignChartA Public Ready Knowledge Resource

R11-3b Bridge Out - Local Traffic Only

Warns that a bridge ahead is out (impassable) and that only local traffic should proceed toward it, with through traffic using an alternate route.

Sign Name
Bridge Out - Local Traffic Only
MUTCD Code
R11-3b
Sign Category
Road Closure Signs

Specifications

Shape
Rectangle (Horizontal)
Color / legend
White background, black legend

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 size60" × 30"
View dimensions and source

When & Where It's Used

  • Advance signing for a closed/impassable bridge
  • Allows local access, diverts through traffic
  • Used with detour route markers

Placement Context

Where it sits
In advance of the closure, at the distance stated on the sign.
CA MUTCD reference
CA MUTCD 2026 Chapter 6G — TTC Zone Regulatory 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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