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Temporary traffic sign warning drivers of a two-way traffic section ahead, ensuring safer navigation on roads with oncoming vehicles.
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Two-Way Traffic Sign (High Speed) – Diagram 521 | Temporary UK Traffic SignThe Two-Way Traffic Sign (High Speed) – Diagram 521is a temporary UK traffic sign that warns drivers of a transition to two-way traffic ahead. It is crucial for roadworks, contraflow systems, and temporary lane adjustments, ensuring that motorists stay alert and prepared for oncoming vehicles in previously one-way sections.
With its high-visibility triangular design, red border, and bold black arrows, this sign provides clear, immediate guidance to help drivers maintain safe lane discipline and adjust their speed accordingly. Fully TSRGD-compliant, it is widely used on highways, urban roads, rural routes, and construction zones where traffic flow changes require clear signage for safety.
Improves Driver Awareness & Prevents Lane Confusion
This temporary road sign plays a key role in preventing accidents and ensuring smooth traffic transitions, particularly in areas where one-way roads temporarily change to two-way traffic.
Warns drivers of two-way traffic ahead Encourages motorists to adjust speed and remain in their lane Reduces accident risk by increasing awareness of oncoming vehicles Essential for roadworks, temporary contraflows, and diversion routes
By providing clear advance warning, this sign helps create safer driving conditions and prevents sudden lane changes or risky overtaking.
Highly Visible, Durable & Weather-Resistant
Designed for temporary use in roadwork zones and lane management situations, this official UK road sign ensures maximum durability and visibility in all weather conditions.
Bold triangular shape with dual black arrows for instant recognition Retroreflective surface ensures high visibility in low-light and night-time conditions Weatherproof and corrosion-resistant materials for long-lasting outdoor use TSRGD-compliant, ensuring it meets UK road safety regulations
These features ensure motorists can quickly recognize and respond to two-way traffic sections, preventing confusion and unsafe driving behaviors.
Quick Installation & Portable Design
The Two-Way Traffic Sign (Diagram 521) is lightweight and easy to install, making it ideal for temporary road management and detours.
Portable and quick to set up for roadwork teams and traffic management crews Compatible with standard traffic sign frames and stands Available in multiple sizes to suit different road conditions and visibility requirements Ideal for roadworks, lane shifts, and temporary traffic control areas
With fast deployment and repositioning, this sign ensures efficient traffic management and helps drivers adjust to two-way road sections safely.
Why Choose Two-Way Traffic Sign (High Speed) – Diagram 521?
Official UK traffic sign for two-way traffic sections Highly visible & reflective for enhanced driver awareness Weatherproof & durable for outdoor use in all conditions Lightweight & portable for quick setup and removal Prevents confusion & ensures smooth traffic flow in affected areas Fully compliant with UK TSRGD temporary traffic sign regulations
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