MUTCD Sign ChartMUTCDSignChartA Public Ready Knowledge Resource

R10-7 Do Not Block Intersection

Tells drivers to keep the intersection clear rather than enter when they cannot proceed through it.

Sign Name
Do Not Block Intersection
MUTCD Code
R10-7
Sign Category
Regulatory Signs

Specifications

Shape
Rectangle (Vertical)
Color / legend
White background, black legend and border

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.

Confirm the applicable intersection restriction and placement with the roadway authority.

  • Drawing size 124" × 30"
View dimensions and source

When & Where It's Used

  • Intersection clearance

Placement Context

Where it sits
Use to clarify intersection blocking restrictions; CA MUTCD 2B.59 also refers to CVC 22526..
CA MUTCD reference
CA MUTCD 2026 §2B.59

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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