Detour Plaque M4-8

- MUTCD-compliant M4-8 Detour plaque for temporary traffic control
- Built on durable .080" (80 mil) rustproof aluminum
- Available in 24" x 12" and 30" x 15"
- High-visibility orange retroreflective background
- Reflective sheeting options for work-zone visibility
- Hardware sold separately

The M4-8 Detour plaque is used in temporary traffic control applications under MUTCD Part 6 to guide drivers through a detour route. Black DETOUR legend on an orange retroreflective background. Installed at each turn in the detour sequence so drivers can follow the route from start to finish without ambiguity. Commonly mounted on barricades, sign posts, or portable sign stands at intersections where detour turns are required.

Two sizes are available per MUTCD Table 6F-1. The 24" x 12" is for conventional roads. The 30" x 15" is for freeways and expressways. Hardware sold separately.

Shipping

Most in-stock items ship within 1 to 5 business days. Please check the ship time shown near the price for the item you selected.

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Tracking information is available as soon as your order ships. Most orders arrive within 2 to 7 business days after shipment, depending on your location and the carrier.

Items that are too large to fit in a regular shipping box may ship separately or take longer to arrive.

Returns

Customers have 30 days from delivery to request a return on qualifying standard products. For full details, please review our Shipping & Returns policy.

If an item arrives damaged, defective, or incorrect, please contact us and we’ll make it right.