R10-18 Traffic Laws Photo Enforced
Notifies road users that traffic laws are enforced using photographic equipment.
- Sign Name
- Traffic Laws Photo Enforced
- MUTCD Code
- R10-18
- Sign Category
- Regulatory Signs
Specifications
- Shape
- Rectangle (Horizontal)
- 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.
A reference sign does not establish authority to operate an enforcement program.
- Drawing size 136" × 24"
- Drawing size 248" × 30"
- Drawing size 354" × 36"
When & Where It's Used
- Signal control and supplemental instructions
Placement Context
- Where it sits
- Use only for the photo-enforcement application addressed by CA MUTCD 2B.69 and the responsible jurisdiction.
- CA MUTCD reference
- CA MUTCD 2026 §2B.69
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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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