R5-2b · No Thru Trucks
R5-2b 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 R5-2b Official Dimension Drawing (PDF, opens in a new tab)Official PDF · Opens in a new tab
Dimensions from the Official Drawing
Dimensions checked against the exact official dimensioned drawing and matching size-specific clean artwork. Select the required size for the actual California roadway and installation.
- Official drawing size24" × 30"
Select using the applicable California MUTCD and agency requirements.
Drawing dimensions do not establish a permitted roadway minimum.
- Official drawing size30" × 36"
Select using the applicable California MUTCD and agency requirements.
Drawing dimensions do not establish a permitted roadway minimum.
- Official drawing size36" × 48"
Select using the applicable California MUTCD and agency requirements.
Drawing dimensions do not establish a permitted roadway 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 for an authorized through-truck restriction. An R5-2aP plaque may identify a local-delivery exception.
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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