Steve Halligan

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About Steve Halligan

Steve Halligan is the founder and director of Road Surfacing SOLUTIONS, a firm specializing in bituminous materials and asphalt focusing on increasing the use of recycled materials in asphalt to enhance mix performance and respond to community expectations. He has extensive experience and knowledge in the design of asphalt mixes along with the production and placement of asphalt. In recent years, Halligan has undertaken extensive work incorporating recycled materials into asphalt such as reclaimed asphalt and crumb rubber. This work was published in WARRIP (warrip.com.au) reports in addition to many workshops and webinars to present outcomes from the research. He also has expertise in the spraying of bituminous seals and, in particular, those with crumb rubber modified binders, having updated relevant Main Roads specifications on the means of setting up bitumen sprayers when spraying rubber seals. Halligan is also Chair of Standards Australia committee CE-006 responsible for developing and maintaining standards or guidelines relating to asphalt. In a previous life with Main Roads Western Australia, Halligan led in the development and implementation of new technologies in the bituminous surfacings and pavements area, maintaining focus on the quality of bituminous materials used for asphalt and sealing works, developing, and maintaining working relationships with bituminous suppliers, and providing expert technical advice on bituminous products. He developed and maintained specifications, guidelines, and methods of test and contributes knowledge to national bodies such as Austroads, National Association of Testing Authorities, and Standards Australia.

Applying an Extreme Stress Seal with a PGXpand Modified Binder

We’re pleased to feature this insight from Steve Halligan at Road Surfacing SOLUTIONS, who brings experience in sustainable road construction and asphalt technologies to explore the topic of Extreme Stress Seal (XSS) application using a PGXpand® modified binder.  What the Asset Owner Wanted This section of road is currently surfaced with a sprayed seal carrying 19,000 vehicles per day over two lanes along with the movement of [...]

By |2026-04-21T12:55:44-04:00April 23rd, 2026|Categories: Blog|Tags: , |0 Comments

Creating a Robust Hot Spray Seal Using PGXpand®

We’re pleased to feature this insight from Steve Halligan at Road Surfacing SOLUTIONS, who brings experience in sustainable road construction and asphalt technologies to explore the topic of hot spray seal for Australian roadways.    This article explores hot spray seal (thin road surfacing), the materials used to create sprayed seals and uses scenarios to demonstrate different types of seals, and the relationship to the road traffic and environment. The terms sprayed [...]

By |2026-02-26T23:54:57-05:00February 27th, 2026|Categories: Blog|Tags: , |0 Comments
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