G20-1 ROAD WORK NEXT XX MILES Requirements
Application notes for G20-1 ROAD WORK NEXT XX MILES. The official manual distinguishes mandatory standards, recommended guidance, and optional applications; consult the linked sources for the provisions that apply.
1. When ROAD WORK NEXT XX MILES Is Used
Informs drivers of the total length of a work zone, telling them how many miles of road work to expect ahead.
- Beginning of long-duration or corridor work zones
- Highway and expressway projects spanning miles
- Paired with END ROAD WORK at the downstream end
2. Placement and Application Notes
Position G20-1 on the approach to the road-work section.
- Place the sign where the intended road users have a clear, unobstructed view on approach.
- Use the mounting height and lateral placement specified for the sign and installation type.
- Use sign assemblies and supplemental plaques only as provided in the applicable manual and approved design.
3. Layout Sizes and Visibility Considerations
Linked-layout dimensions: 36" × 18"; 48" × 24". Check the applicable MUTCD and agency requirements for the required installation size.
- Choose size based on roadway speed, sight distance, and mounting location.
- Use the visibility and material requirements specified for this sign and installation.
4. Sign Selection Checks
- Match G20-1 and its displayed legend to the intended condition.
- Check the source drawing for the required directional or message variant.
Related Resources
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Verify G20-1 Requirements
This is an educational reference. Verify sign use, size, placement, and application against the current CA MUTCD, Caltrans sign specifications, Standard Plans, and the reviewing agency. Official source links are gathered in one place.
View official sourcesEducational 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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