DOT 508.1 Traffic Merge from Left Sign
The DOT 508.1 Traffic Merge from Left warning sign is designed to alert drivers that traffic will be joining from the left-hand side ahead. This sign plays a crucial role in promoting safe lane discipline and preventing sudden braking or dangerous lane changes in areas where vehicles merge, such as slip roads, motorway on-ramps, or lane reduction points.
This triangular sign features a red border with a clear, intuitive graphic symbol that represents a merging lane from the left. It helps drive...Full description
The DOT 508.1 Traffic Merge from Left warning sign is designed to alert drivers that traffic will be joining from the left-hand side ahead. This sign plays a crucial role in promoting safe lane discipline and preventing sudden braking or dangerous la...Full description
The DOT 508.1 Traffic Merge from Left warning sign is designed to alert drivers that traffic will be...Full description
- Model Code:
- Size:
- 200x300mm
- Material:
- SAV
- Orientation:
- Pack Qty:
1+ |
---|
0.00 |
DOT 508.1 | 600mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
34.49 (inc VAT 41.39) |
DOT 508.1 | 600mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
39.39 (inc VAT 47.27) |
DOT 508.1 | 750mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
46.96 (inc VAT 56.35) |
DOT 508.1 | 750mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
49.97 (inc VAT 59.96) |
DOT 508.1 | 900mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
69.47 (inc VAT 83.36) |
DOT 508.1 | 900mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
77.97 (inc VAT 93.56) |
DOT 508.1 | 1200mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
139.47 (inc VAT 167.36) |
DOT 508.1 | 1200mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Post Mounted) |
145.97 (inc VAT 175.16) |
DOT 508.1 | 1500mm triangle | Class 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
227.47 (inc VAT 272.96) |
DOT 508.1 | 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 2 (High Intensity) 3mm Dibond Traffic Grade (Wall Mounted) |
34.49 (inc VAT 41.39) |
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 508.1 Traffic Merge from Left warning sign is designed to alert drivers that traffic will be joining from the left-hand side ahead. This sign plays a crucial role in promoting safe lane discipline and preventing sudden braking or dangerous lane changes in areas where vehicles merge, such as slip roads, motorway on-ramps, or lane reduction points.
This triangular sign features a red border with a clear, intuitive graphic symbol that represents a merging lane from the left. It helps drivers prepare in advance to adjust speed or change lanes safely, reducing the risk of collisions and improving overall traffic flow.
The sign is manufactured using high-quality, weather-resistant materials with reflective finishes to ensure visibility in low-light, foggy, or night-time driving conditions. It complies fully with UK road sign regulations and is suitable for both permanent installations and temporary traffic management during roadworks or diversions.
The DOT 508.1 sign is an essential part of road safety infrastructure wherever merging from the left occurs. Commonly used on dual carriageways, A-roads, and major highways, it provides essential guidance to drivers, enhancing awareness and ensuring smoother integration of traffic streams.
Materials available for this product

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 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