R15-6 No Motor Vehicles on Tracks
Discourages motor vehicles from entering the light rail trackway.
- Sign Name
- No Motor Vehicles on Tracks
- MUTCD Code
- R15-6
- Sign Category
- Regulatory Signs
Specifications
- Shape
- Square
- Color / legend
- Black train symbol on white background with a red prohibition circle and diagonal
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.
Use California Table 8B-1 and its notes for roadway selection; pathway/sidewalk applications also reference Table 9A-1. Federal drawing sizes do not establish California installation minimums. Section 8B.14 permits a specific 12 × 12-inch between-double-tracks installation; the linked federal drawing here documents 24 × 24 inches only.
- Official drawing size24" × 24"
California Application & Variants
Prohibits motor vehicles from driving on the light rail tracks. The verified drawing is 24 × 24 inches; section 8B.14 separately permits 12 × 12 inches for the specified between-tracks application.
Size selection: Use California Table 8B-1 and its notes for roadway selection; pathway/sidewalk applications also reference Table 9A-1. Federal drawing sizes do not establish California installation minimums. Section 8B.14 permits a specific 12 × 12-inch between-double-tracks installation; the linked federal drawing here documents 24 × 24 inches only.
When & Where It's Used
- Railroad or light rail crossing review
Placement Context
- Where it sits
- Prohibits motor vehicles from driving on the light rail tracks. The verified drawing is 24 × 24 inches; section 8B.14 separately permits 12 × 12 inches for the specified between-tracks application..
- CA MUTCD reference
- CA MUTCD 2026 §8B.14
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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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