Recommended Application Scenarios for High-Friction Surfacing
High-Friction Surfacing is particularly recommended for the following critical roadway sections:
- Approaches to Pedestrian Crossings and Traffic Signals: These areas require vehicles to stop or slow down rapidly, making enhanced skid resistance essential.
- Sharp Bends and High-Risk Junctions: Locations with tight curves or complex traffic patterns benefit from HFS by reducing skid-related risks.
- Motorway Slip Roads and Roundabouts: At entrances and exits where vehicles change speed or road type, improved surface friction is necessary for safety.
- Emergency Areas on Smart Motorways: Designated stopping zones—especially those without hard shoulders—require HFS to ensure controlled and safe deceleration.
Overcoming Application Challenges
As with any specialized pavement treatment, successful HFS implementation relies on precise application. Primary challenges include:
- Weather Dependency: HFS requires a dry surface for optimal adhesion, which can complicate scheduling under variable weather conditions.
- Substrate Preparation: The existing pavement must be thoroughly cleaned and free of oil, grease, road film, and debris to ensure a durable bond.
- Curing Considerations: Each HFS system has specific curing or cooling characteristics. Factors such as ambient and pavement temperature, dew point, installation windows, and return-to-traffic timelines must be carefully evaluated. While some systems allow year-round application, others are temperature-sensitive and unsuitable for very cold conditions.
Despite these challenges, advancements in polymer technology have greatly enhanced the installation efficiency and longevity of modern HFS. In certain cold-applied systems, the curing rate of the binder can be adjusted by varying the amount of activator in the mix, allowing greater flexibility and control during implementation.
Resin binder Packaging
Resin Part A- 20kg/iron drum , Resin Part B -5kg/ plastic drum , Aggregates-25kg/bag
