Road Narrows on Both Sides Ahead Warning Sign – Diagram 516 showing a narrowing carriageway symbol used to alert drivers of reduced road width.
  • Road Narrows on Both Sides Ahead Warning Sign – Diagram 516 showing a narrowing carriageway symbol used to alert drivers of reduced road width.

Road Narrows Warning Sign (Low Speed) – Diagram 516 | Temporary UK Traffic Sign

Price range: £3.55 through £33.79
You save

Alerts drivers to a narrowing road ahead, ensuring they reduce speed and stay cautious to maintain safe lane positioning.

If the product offers variations, Choose an option from each row:

Estimated Delivery (Working Days):3 - 7 days
Add to wishlist Add to wishlist
Add to compare Add to compare
Guaranteed safe checkout Pay safely with Visa Pay safely with Visa Pay safely with Master Card Pay safely with Master Card Pay safely with PayPal Pay safely with PayPal Pay safely with American Express Pay safely with American Express Pay safely with Maestro Pay safely with Maestro Pay safely with Stripe Pay safely with Stripe
Your Payment is 100% Secure
Categories: ,
SKU: N/A
📦

Free Delivery on ALL Online Orders

No delivery fees, no minimum spend – every order delivered free across the UK.

💷

Tiered Discounts for Bulk Orders

The more you buy, the more you save. Automatic discounts apply at checkout – perfect for businesses and councils.

🚧 Morelock Installations

Professional design, supply, and installation of all types of traffic signs across the UK.

Learn More 🚀

🚧Road Narrows Warning Sign (Low Speed) – Diagram 516 | Temporary UK Traffic Sign

The Road Narrows Warning Sign (Low Speed) – Diagram 516 is an official temporary UK road sign that alerts drivers to an upcoming narrowing of the road. It is commonly used in roadworks, rural roads, and areas where lane width is reduced, ensuring that motorists stay alert, reduce speed, and adjust their positioning accordingly.

This high-visibility warning sign helps to prevent congestion, side-swiping accidents, and unsafe lane merging by giving drivers advance notice of restricted road space.

⚠️ Enhances Road Safety & Traffic Awareness

This temporary road narrows sign is crucial for preventing accidents and ensuring smooth traffic movement in restricted areas.

✅ Warns drivers about reduced lane width ahead
✅ Encourages cautious driving to prevent collisions
✅ Improves safety in roadworks and temporary traffic management zones
✅ Fully compliant with UK TSRGD temporary traffic sign regulations

By providing clear notice of road narrowing, this sign helps minimize risks and ensures that road users remain aware of changing conditions.

📏 High-Quality, Durable & Weather-Resistant

Designed for temporary outdoor use, this UK road sign is made from high-quality materials to ensure maximum durability and visibility in all conditions.

✔️ Retroreflective surface for enhanced visibility, day and night
✔️ Weatherproof and impact-resistant for long-lasting performance
✔️ Manufactured to TSRGD standards for temporary road signage

🛠 Easy Setup & Multiple Size Options

The Road Narrows Warning Sign (Low Speed) – Diagram 516 is available in various sizes and materials, making it adaptable for different road conditions.

✔️ Lightweight yet sturdy for quick deployment
✔️ Available in multiple standard UK road sign sizes
✔️ Ideal for roadworks, lane restrictions, and temporary diversions

✅ Why Choose Road Narrows Warning Sign (Low Speed) – Diagram 516?

✔️ Official UK warning sign for narrowing roads
✔️ Highly visible & reflective for maximum road safety
✔️ Weatherproof & durable for temporary outdoor use
✔️ Prevents lane merging confusion and improves driver awareness
✔️ Fully compliant with UK TSRGD temporary traffic sign regulations

📌 Summary

  • Road Narrows Warning Sign – Diagram 516 warns drivers about reduced lane width ahead.
  • Encourages careful driving to prevent accidents and maintain smooth traffic flow.
  • Improves safety in roadworks, rural roads, and areas with lane restrictions.
  • Highly visible, lightweight, and weatherproof for temporary outdoor use.
  • Ideal for road maintenance, narrow bridges, and lane closures.
  • Compliant with UK TSRGD temporary traffic sign regulations.

🛒 Visit our shop now:

https://morelock.co.uk/products/

Need Installation services?

Morelock Installation

Additional resources:

Driving rules

Weight 4.9 kg
Facing

RA1
Substrate

Composite, Stickers, GRP, Plastic, Zintec
Fixing

Cone Mounted, Quick-Fit, Riveted in Frame, Plate Only, Self-Adhesive
Size (mm)

600, 750, 900

Related products

Turn Left Sign – Diagram 606-A UK mandatory traffic sign
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Left Turn Mandatory Sign (High Speed) – Diagram 606 | Temporary UK Traffic Sign

From £16.23
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Road Narrows on Both Sides Ahead Warning Sign – Diagram 516 showing a narrowing carriageway symbol used to alert drivers of reduced road width.
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Road Narrows on Both Sides Sign (High Speed) – Diagram 516 | Temporary UK Traffic Sign

From £10.82
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Traffic Merging from Left Warning Sign – Diagram 508.1 installed to improve safety at merging points
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Traffic Merging from Left Sign (High Speed) – Diagram 508.1 | Temporary UK Traffic Sign

From £10.82
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Traffic Merging from Right Warning Sign – Diagram 509.1 installed to improve road safety at merging lanes
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Traffic Merges from Left Sign (High Speed) – Diagram 509.1 | Temporary UK Traffic Sign

From £10.82
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Works Access Sign (Diagram 7301 - High Speed) – Temporary UK traffic sign indicating designated entry points for authorized works vehicles in high-speed zones.
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Works Access Sign (High Speed) – Diagram 7301| Temporary UK Traffic Sign

From £22.73
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Temporary Diversion Right Sign (Diagram 2702) – UK traffic sign indicating the start of a right-hand diversion route.
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Diversion Right Sign (High Speed) – Diagram 2702 | Temporary UK Traffic Sign

From £22.73
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Temporary Works Exit Sign (Diagram 7302) – UK traffic sign marking the exit from a construction or roadworks site.
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Works Exit Sign (High Speed) – Diagram 7302 | Temporary UK Traffic Sign

From £18.63
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Ramp Sign (Diagram 7013) – UK road sign alerting drivers to a sudden change in carriageway level, ensuring safe speed reduction and road safety.
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Ramp Sign (High Speed) – Diagram 7013 | Temporary UK Traffic Sign

From £13.63
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Grass Cutting Left Supplementary Plate – Diagram 7001.1A is a temporary UK traffic sign alerting drivers to roadside grass cutting operations on the left.
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Grass Cutting Left Supplementary Plate (High Speed) – Diagram 7001.1A | Temporary UK Traffic Sign

From £1.17
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Give Way to Oncoming Traffic Sign – Diagram 615 showing black and red arrows within a red-bordered circle
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Give Way to Oncoming Traffic Sign (Low Speed) – Diagram 615 | Temporary UK Traffic Sign

From £5.09
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Other Danger Ahead Sign - Diagram 562 with exclamation mark symbol in red triangle used for unspecified or temporary hazards
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Other Danger Ahead Sign – Diagram 562 | Temporary UK Traffic Sign

From £3.39
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare
Slippery Road Ahead Sign - Diagram 557 showing skidding car symbol in red triangle for UK road hazard alerts
Quick View Select options This product has multiple variants. The options may be chosen on the product page

Slippery Road Ahead Sign – Diagram 557 | Temporary UK Traffic Sign

From £3.39
You save Select options This product has multiple variants. The options may be chosen on the product page Add to Compare