Road safety isn’t just about telling drivers where to go; it’s about giving them the physical grip they need to stop safely. In areas where vehicles frequently brake hard, or where the road layout is particularly tricky, standard tarmac sometimes isn’t enough. At Shawfield Line Marking, our mission involves Keeping Wirral’s Roads Safe with Professional Line Marking, and a massive part of that is applying high-friction, anti-skid surfacing to dangerous hotspots across the region.
Here’s a closer look at what anti-skid surfacing is, how it works, and why it’s so important for preventing accidents on the Wirral.
What is Anti-Skid Surfacing?
Anti-skid surfacing (also known as high-friction surfacing) is a specialist coating applied to the road to significantly increase tyre grip. It is typically made by applying a strong resin binder to the road surface and then scattering a layer of calcined bauxite—a very hard, rough aggregate—over the top. Once the resin cures, it locks the rough stones in place, creating a sandpaper-like texture that drastically reduces braking distances.
Where is it Used?
You won’t find anti-skid surfacing on every inch of a road because it’s expensive and unnecessary for straight, flat cruising. Instead, it is strategically placed in high-risk zones where accidents are most likely to happen:
- Approaches to Junctions and Roundabouts: Where cars need to brake suddenly.
- Sharp Bends: To prevent cars from losing traction and sliding into the opposite lane.
- Steep Gradients: To help heavy vehicles maintain grip in wet or icy conditions.
It is also heavily used to protect vulnerable road users. For example, when we are Painting Clear Zebra Crossings for Pedestrian Safety, we often lay anti-skid surfacing on the approach to the crossing. This ensures that if a pedestrian steps out unexpectedly, approaching drivers have the maximum possible grip to perform an emergency stop.
Protecting Cyclists
Cars aren’t the only vehicles that benefit from high-friction surfaces. Cyclists are incredibly vulnerable to slipping, especially in wet weather or when turning. When Creating Safe Cycle Lanes Across the Wirral, we frequently use coloured anti-skid materials. This not only provides a visual distinction for the cycle lane (usually a bright green or red) but also ensures cyclists have a safe, grippy surface that won’t become treacherous when it rains.
Integration with Standard Markings
Anti-skid surfacing works hand-in-hand with traditional line markings. The rough surface can make painting standard lines slightly more challenging, which is Why We Use Thermoplastic Paint on Wirral Roads. The thick, molten thermoplastic can easily fill the gaps in the rough anti-skid aggregate, ensuring that white lines, give-way triangles, and even The Rules Around Painting Double Yellow Lines can be applied clearly over the top without losing their shape or visibility.
Hot vs. Cold Applied Anti-Skid
There are two main ways to apply this surfacing: hot and cold. Hot-applied systems use a thermoplastic binder mixed with the bauxite, which is melted and screeded onto the road. It cools very quickly, allowing the road to reopen fast. Cold-applied systems use a liquid epoxy or polyurethane resin, which takes longer to cure but is generally considered more durable and less prone to cracking in extreme temperatures.
At Shawfield Line Marking, we assess every site individually to determine the best application method, ensuring maximum safety and longevity for Wirral’s road users. If you have a problem area that needs extra grip, get in touch with our expert team today.