Hiway Group has proven expertise and experienced construction teams with specialist capabilities in recycled foamed bitumen production, using either in-situ equipment fitted with computer-controlled systems or by ex situ mobile plant techniques.
Remediation of failed pavements
Strengthening of existing pavements
Construction of new pavements
Area-wide pavement treatments
Improving riding qualities
More cost effective than traditional methodologies
Utilisation, recycling and reuse of existing site materials
Considerably cheaper than deep lift asphalt
Produces a strong, durable and flexible pavement, with viscoelastic performance similar to asphalt
Proven treatment for mitigation of pavement deterioration due to freezing and thawing
Conserves diminishing aggregate resources
Significantly reduces or eliminates excavation volumes
Quick turn-around process minimises inconvenience to the public
Can be carried out in poor weather conditions
Can be trafficked almost immediately
Reduced maintenance requirements and whole-of-life costs
Significantly improved resistance to moisture and pumping of fines
No risk of shrinkage cracking
Foamed Bitumen Recycling
Its versatility and successful track record in a wide range of extreme conditions have led Foamed Bitumen Recycling to be used extensively in New Zealand, Australia, the UK, South Africa, North America, the Middle East, and Europe.
Foamed Bitumen Recycling provides an improved value added rehabilitation solution to asphalt ensuring a long-term, dependable performance from pavements that have reached the end of their useful life or need strengthening to accommodate increased loading whilst reusing and recycling existing in-situ materials.
Hiway Group has delivered over 6.5 million square metres of installed recycled foam bitumen including, New Zealand’s Coronet Peak Road and the Crown Range Road (NZ's highest altitude sealed road), and in Australia, W2B’s $1.4bn road upgrade in NSW, and VIC Roads Alliance 38km foamed bitumen roading upgrade package.
Hiway Group has been the leading industry pioneer in the use of Foamed Bitumen Recycling and has proven experience in successfully completing projects in high traffic and highly demanding conditions including motorways and airport runways.
Cost & Carbon Calculator
Use Hiway Group’s carbon calculator to determine your potential carbon emission offsetting and cost savings.
Design & Project Management
Hiway Group’s engineering team has extensive experience in pavement design and project management.
We offer a range of consultancy services, from pavement investigation, sampling and analysis to bitumen 'foamability' testing and foamed bitumen mix design.
- 6 Years of Foamed Bitumen Stabilisation in New Zealand
- Foamed Bitumen Stabilisation in New Zealand
- Foamed Bitumen Stabilisation Performance Review and Comparison with Australian and South African
- Operationally Cognisant Design – The Capital Process
- Where Are We At with Foamed Bitumen – A Contractors Perspective