Foamed Bitumen

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

Maintenance patching

Area-wide pavement treatments

Seal smoothing

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.

Foamed Bitumen Recycling provides an improved value added rehabilitation solution to asphalt.


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.

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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.

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