R8-8 · Do Not Stop on Tracks
R8-8 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 R8-8 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 drawing. Select by the applicable roadway or bicycle-facility requirements; displayed hours, fees, and other variable legends are examples.
- Official drawing size24" × 30"
Select using the applicable California sign-size table and actual facility.
The smallest drawing size is not necessarily the permitted application size.
- Official drawing size36" × 48"
Select using the applicable California sign-size table and actual facility.
The smallest drawing size is not necessarily the permitted application size.
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 where queues are likely to extend onto the tracks. Locate on the near or far right side for visibility; a second sign may be appropriate. This sign does not replace crossing controls.
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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