R3-4
No U-Turn Sign
MUTCD R3-4 symbol sign prohibiting U-turns.
The R3-4 prohibits U-turns using the looping arrow with red circle-and-slash. Often paired with No Left Turn signs at medians and intersections.
Diamond GradeHigh-Intensity Prismatic
Custom sizes, legends, and municipal logos available. Tell us what you need.
Specifications
| MUTCD Code | R3-4 |
|---|---|
| Shape | Square |
| Standard Colors | Black symbol with red circle and slash on white background |
| Legend | No U-turn symbol |
| Substrate | .080 in. 5052-H38 aluminum |
| Available Sizes | 24SQ, 30SQ, 36SQ in. |
| Reflective Grades | Diamond Grade, High-Intensity Prismatic |
| Lead Time | 14 days (made to order) |
Sizes & Variants
5 variants available. Add any to a quote request — we confirm pricing and lead time.
| Part Number | Size | Reflective Grade | |
|---|---|---|---|
| R3-4.24DA | 24SQ in. | Diamond Grade | Add to Quote |
| R3-4.24HA | 24SQ in. | High-Intensity Prismatic | Add to Quote |
| R3-4.30HA | 30SQ in. | High-Intensity Prismatic | Add to Quote |
| R3-4.36DA | 36SQ in. | Diamond Grade | Add to Quote |
| R3-4.36HA | 36SQ in. | High-Intensity Prismatic | Add to Quote |
Need No U-Turn Sign fast?
We fabricate to MUTCD spec and ship nationwide. Toll-free 800-255-4369.