DOT 521 Two way traffic ahead sign
The DOT 521 Two Way Traffic Ahead sign is an important traffic warning sign designed to inform drivers that the road ahead changes from one-way to two-way traffic. This advance warning helps motorists adjust their driving, remain alert for oncoming vehicles, and reduce speed when necessary. It is commonly placed after dual carriageways, roadworks, or temporary diversions where traffic patterns shift. The sign plays a vital role in reducing head-on collisions and improving overall road safety. Fu...Full description
The DOT 521 Two Way Traffic Ahead sign is an important traffic warning sign designed to inform drivers that the road ahead changes from one-way to two-way traffic. This advance warning helps motorists adjust their driving, remain alert for oncoming v...Full description
The DOT 521 Two Way Traffic Ahead sign is an important traffic warning sign designed to inform drive...Full description
- Model Code:
- Size:
- 200x300mm
- Material:
- SAV
- Orientation:
- Pack Qty:
1+ |
---|
0.00 |
DOT 521 | 600mm triangle | Class Ref 1 Reflective 3mm Dibond Traffic Grade (Wall Mounted) |
32.49 (inc VAT 38.99) |
DOT 521 | 600mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
34.49 (inc VAT 41.39) |
DOT 521 | 600mm triangle | Class Ref 1 Reflective 3mm Dibond Traffic Grade (Post Mounted) |
36.39 (inc VAT 43.67) |
DOT 521 | 600mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
39.39 (inc VAT 47.27) |
DOT 521 | 750mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
46.96 (inc VAT 56.35) |
DOT 521 | 750mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
49.97 (inc VAT 59.96) |
DOT 521 | 900mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
69.47 (inc VAT 83.36) |
DOT 521 | 900mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
77.97 (inc VAT 93.56) |
DOT 521 | 1200mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
139.47 (inc VAT 167.36) |
DOT 521 | 1200mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
145.97 (inc VAT 175.16) |
DOT 521 | 1500mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
227.47 (inc VAT 272.96) |
DOT 521 | 1500mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
247.97 (inc VAT 297.56) |
Code | Size | Material | 1+ |
---|
600mm triangle Class Ref 1 Reflective 3mm Dibond Traffic Grade (Wall Mounted) |
32.49 (inc VAT 38.99) |
600mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
34.49 (inc VAT 41.39) |
600mm triangle Class Ref 1 Reflective 3mm Dibond Traffic Grade (Post Mounted) |
36.39 (inc VAT 43.67) |
600mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
39.39 (inc VAT 47.27) |
750mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
46.96 (inc VAT 56.35) |
750mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
49.97 (inc VAT 59.96) |
900mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
69.47 (inc VAT 83.36) |
900mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
77.97 (inc VAT 93.56) |
1200mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
139.47 (inc VAT 167.36) |
1200mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
145.97 (inc VAT 175.16) |
1500mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
227.47 (inc VAT 272.96) |
1500mm triangle Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
247.97 (inc VAT 297.56) |
Size / Material | 1+ |
---|
The DOT 521 Two Way Traffic Ahead sign is an important traffic warning sign designed to inform drivers that the road ahead changes from one-way to two-way traffic. This advance warning helps motorists adjust their driving, remain alert for oncoming vehicles, and reduce speed when necessary. It is commonly placed after dual carriageways, roadworks, or temporary diversions where traffic patterns shift. The sign plays a vital role in reducing head-on collisions and improving overall road safety. Fully CE certified and approved by the Department of Transport, the DOT 521 sign is built for high visibility and long-lasting outdoor durability, making it ideal for all types of UK roads.
Materials available for this product

Class Ref 1 Reflective 3mm Dibond Traffic Grade (Wall Mounted)
- Description:
- Class Ref 1 Reflective 3mm Dibond Traffic Grade (Wall Mounted) 12 year warranty c/w Anti-Graffiti Laminate
- Thickness:
- 3mm
- Fixing Options:

Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted)
- Description:
- Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) 12 year warranty c/w Anti-Graffiti Laminate. CE Marked Permanent Road Signs conform to the Traffic Signs Regulations and General Directions 2002 and BS EN 12899-1:2001.
- Thickness:
- 3mm
- Fixing Options:

Class Ref 1 Reflective 3mm Dibond Traffic Grade (Post Mounted)
- Description:
- Class Ref 1 Reflective 3mm Dibond Traffic Grade (Post Mounted) 12 year warranty c/w Anti-Graffiti Laminate
- Thickness:
- 3mm
- Fixing Options:
- To be fixed with clips or Universal Screw Banding and Channel Clamps

Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted)
- Description:
- Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) 12 year warranty c/w Anti-Graffiti Laminate. CE Marked Permanent Road Signs conform to the Traffic Signs Regulations and General Directions 2002 and BS EN 12899-1:2001.
- Thickness:
- 3mm
- Fixing Options:
- To be fixed with clips or Universal Screw Banding and Channel Clamps
*indicates your currently selected material