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Reducing Life-cycle Costs for Bridge Owners by Increasing Durability of the Bridge Bearing
Rapidly improving design technology and the desire to optimise structural designs, present challenges, and also opportunities, for bridge designers. One of the most important components of a modern bridge is the bearings.
Network Importance of Melbourne's Metropolitan Bridges: Development of a Strategic Bridge Prioritisation Framework
VicRoads manages a network of some 1,700 bridges across metropolitan Melbourne. Many of these bridges are critical for the safe operation of the transport network which provides for the movement of passenger and freight vehicles and public transport…
VicRoads Project Integration With The Level Crossing Removal Authority (LXRA) Structures
Over the next eight years the Level Crossing Removal Authority will oversee the removal of 50 dangerous and congested level crossings across Melbourne.
How is your Bridge Behaving? Advanced Monitoring of New Zealand’s Longest Bridges
At 1.76km long, the Rakaia River Bridge is the longest bridge in New Zealand. When combined with the Rangitata River Bridges (identical structural form), these structures comprise 223 spans and over 2.7km of reinforced concrete bridge on State…
Bridge Condition Inspections Using Unmanned Aerial Vehicles: A Trial Project
VicRoads manages a significant number of structures where access for inspection is difficult due to height, length and the obstacle being crossed; for example deep water. In order to gain access for close-up visual inspection of these structures,…
Bridge Condition Inspections Using Unmanned Aerial Vehicles: A Trial Project
VicRoads manages a significant number of structures where access for inspection is difficult due to height, length and the obstacle being crossed; for example deep water. In order to gain access for close-up visual inspection of these structures,…
Over-height Collision Prevention System with Smart Rumble Strips
Collisions of over-height vehicles with low clearance bridges is a worldwide problem. They have caused injuries, fatalities and serious damages to infrastructures. To mitigate risks, laser or infrared based detection systems, in conjunction with…
KiwiRail Long-term Rail Bridge Renewal Management
KiwiRail manages a wide range of rail assets, including approximately 1700 bridges and major culverts within resource and investment constraints. With an existing asset stock that is aging there is increased pressure to manage assets on whole-of-…
Thermal Movement of West Gate Bridge
Melbourne’s West Gate Bridge, first opened to traffic in 1978, is around 2.5km long and comprises a five-span steel box girder portion over the Yarra River and two continuous concrete box girder approach viaducts.
Trough-to-Deck Weld in Steel Orthotropic Deck of West Gate Bridge
As with other similar bridges throughout the world, the steel box girder spans of Melbourne’s West Gate Bridge have, in recent years, exhibited an increasing incidence of fatigue cracking.