Road Structures

New tunnelling technology from BASF has helped cut construction time on a major tunnel project in Australia. The system has been used to speed waterproofing, an important point as the link runs underneath one of Australia's major rivers. The spray-applied polymer membrane provided by a BASF sprayed concrete machine saved time and effort on the construction of the Clem Jones 7 Tunnel (Clem 7) in Brisbane, Australia. The 4.8km tunnel was completed seven months ahead of schedule and at its lowest point Clem 7

As engineers write tighter and tighter specifications for grouting, so equipment manufacturers must develop solutions which can help contractors meet those specifications, and prove that they have met them Atlas Copco's new mobile grouting system, Unigrout Smart A, has been designed to do just that: it can mix, pump, monitor, log and control flow and pressure precisely. The control system allows on site mixing of a range of grouts as required by the project.

A new agreement between Volvo and Sweden's CeDe Group will see a new range of tunneling machines coming to the market.

A new road bridge is now open in US capital Washington DC, improving capacity and safety in the city.

Elta Fans supplied specialist ventilation fans for the A3 Hindhead Tunnel in Surrey, UK which opened in July this year.

A landmark tunnelling project is commencing in New Zealand - Kristina Smith reports. New Zealand is preparing to embark on its biggest transport project ever. In August it announced that it had selected its preferred bidder for the NZ$1.4 billion Waterview Connection in Auckland, 5km of new motorway connecting highways to the North and South of the city.

Nepal's transport network is to benefit from investment worth US$100 million, with a substantial portion being provided by the World Bank (WB).