Keep Left Arrow Reflective Road Traffic Signs
Keep Left Arrow reflective road traffic signs directing vehicles safely around hazards and traffic islands. Regulation-compliant signage for permanent roadside use.
Keep Left Arrow Reflective Road Traffic Signs clearly direct vehicles to pass left of traffic islands, obstructions and central refuges. Designed for permanent roadside installation, these high visibility directional signs improve driver guidance and help prevent collisions at road layout changes.
Install on approaches to traffic islands, central reservations, bollards and fixed obstructions where vehicles must pass to the left. Mount on roadside posts or hazard markers at standard traffic sign height with clear forward visibility. Position before the obstruction so drivers can adjust safely.
- Sign type: Directional road traffic sign
- Message: Keep left arrow
- Orientation: Portrait
- Shape: Rectangular directional sign
- Application: Traffic island and obstruction guidance
- Use case: Vehicle direction control
- Material option: RA1 rigid plastic
- Material option: RA1 aluminium
- Material option: RA2 aluminium
- Material option: RA1 aluminium extra tough
- Reflectivity: Class RA1 or RA2
- Finish: Reflective traffic sign face
- Standard: BS EN 12899-1:2001 compliant
- Size: 450 × 600 mm (H × W)
- Mounting: Post mounted
- Fixings: Clips and clamps sold separately
- Use environment: Outdoor roadside installation
- ❌ Installing too close to the obstruction
- ❌ Mounting where barriers or vehicles block visibility
- ❌ Using low reflectivity on higher speed roads
- ❌ Where traffic flow is not required to pass left
- ❌ As a substitute for mandatory keep left bollards
- ❌ On private areas without vehicle movement
- ✅ Position before the obstruction begins
- ✅ Select RA2 reflectivity for higher speed roads
- ✅ Combine with hazard markers for clear guidance
What are Keep Left Arrow Reflective Road Traffic Signs? Keep Left Arrow Reflective Road Traffic Signs are UK directional road signs used to instruct drivers to pass to the left of traffic islands, hazards or obstructions.
Where should keep left arrow signs be installed? They should be positioned at traffic islands, central reservations, bollards and fixed obstructions where vehicles must pass to the left.
Do these signs meet UK road sign standards? Yes, they conform to BS EN 12899-1 standards for fixed vertical road traffic signs used on UK roads and works sites.
What reflective options are available? These signs are available in Class RA1 and higher performance RA2 reflective materials to suit different road visibility requirements.
Why are reflective keep left arrow signs important? Reflective faces improve visibility at night and in poor weather, helping drivers recognise directional guidance earlier and navigate safely.
- ✓ Purpose: directs vehicles to keep left of hazards
- ✓ Design: standard UK directional arrow traffic sign
- ✓ Material: available in RA1 and RA2 reflective finishes
- ✓ Compliance: conforms to BS EN 12899-1 traffic sign standards
- ✓ Durability: suitable for permanent roadside installation
- ✓ Fixing: designed for post mounting with separate clips
- ✓ improves driver guidance around road obstructions
- ✓ reduces collision risk at traffic islands and refuges
- ✓ supports safer traffic flow at layout changes
- ✓ enhances visibility in low light and poor weather
- ✓ Where to use: islands, bollards and central refuges
- ✓ reflective finish improves long distance recognition