Road Narrows Left - 750mm Metal Triangle Sign
Product Highlights
- Left-side narrowing alert - Informs drivers of lane narrowing to the left due to roadworks.
- RA1 reflective surface - Ensures clear visibility even in poor weather or low light.
- Standardised triangle format - 750mm metal sign meets UK roadwork signage regulations.
SKU RS3702
This left-facing roadway sign alerts drivers that the road narrows ahead due to works on the left-hand side. Built on a zintec metal sheet with RA1 reflective material, it provides critical warning for safe lane merging. Designed to Department for Transport standards, this 750mm triangle sign is an essential component of temporary road safety setups.
Its presence ensures drivers shift lanes early and avoid confusion, especially during rapid traffic changes. Fixed into robust angle iron frames, this road narrows sign is ideal for maintaining safety and order during repairs, utility works or resurfacing jobs. It is intended for use between a ‘Road works ahead’ sign and the taper start, giving motorists clear, standardised directional instruction.
- Department-approved symbol - Features P517 graphic for ‘road narrows left’ guidance.
- High-contrast reflective finish - RA1 face enhances visibility under headlights or in rain.
- Corrosion-resistant zintec - Built for long-term use across multiple deployment sites.
- Fast mounting system - Angle iron frame provides quick setup and excellent stability.
- Compliant 750mm sizing - Standard dimensions for UK road traffic signs deployment.
This traffic road sign plays a pivotal role in on-site safety protocols. It directs traffic clearly while contractors perform tasks on the obstructed lane. Especially useful during short-term closures or rolling works, this sign maintains driver confidence by showing where the safe carriageway lies. Contractors rely on it for its portability, clear visuals and compliance with highway norms.
The sign integrates effectively with HERMEQ's full site safety range including Quick Fit Signs and Road Plates to ensure fully managed worksites.
HERMEQ stock a wide-range of Traffic Signs, Traffic Management Equipment, Quick Fit Signs & Road Plates conforming to all required safety specifications and regulations.
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This left-side traffic sign provides essential guidance during roadworks that affect the carriageway’s left side. It improves early decision-making by prompting drivers to move safely into the adjacent lane. These signs are particularly beneficial when paired with cones, barriers and taper setups.
- Highly visible in all UK weather conditions with RA1 retroreflective sheet.
- Constructed with angle iron frame for steady upright positioning.
- Reusable across sites — built from long-life materials suited to heavy-duty work environments.
Common uses include:
- Short-term public road maintenance or trenching near pavements.
- Temporary traffic schemes diverting vehicles into single-lane access.
- Planned works on motorways, A-roads or rural routes with constrained width.
- Emergency response zones requiring fast, clear traffic realignment.
The road narrow sign works as part of a phased setup to safely steer vehicles while keeping one lane open. The triangle icon clearly identifies the narrowing to be on the left, aligning with driver instincts for high-speed decisions. Used by councils, traffic engineers, and surfacing contractors, this sign prevents confusion at the most crucial approach points of the worksite.
Its compact shape and stackable frame simplify logistics, making storage and transport easy between job sites. The zintec face withstands rain, dust and general site wear, while the high-contrast graphic remains legible across multiple conditions. Setup takes minutes, meaning fewer delays and quicker road access restoration.
What does the road narrows left sign indicate?
It tells motorists that the left lane is closed or restricted due to roadworks, requiring them to merge safely.
Is this traffic road sign compliant with UK standards?
Yes, it features the Department for Transport’s approved P517 symbol and follows official signage dimensions.
What is the construction material of this sign?
The face is made from RA1 reflective zintec metal, secured in a steel angle iron frame for long-term outdoor use.
Is this road narrow sign easy to deploy?
Absolutely. It’s lightweight, stackable, and clips quickly into standard support frames for fast setup on site.