How best is it possible to assess the state of concrete in a road pavement, bridge deck or tunnel wall? One of the most reliable ways is to take a core of concrete from the structure to analyse and test in the laboratory. One downside to this method is that doing the test creates weak points in the structure that must then be repaired. Another is that the frequency of such cores cannot be too great – so it is possible that some problem areas will be missed. New technologies from the world of geospatial eng
Political hostility to a toll road project in Australia has been turned around by the quality and amenity of the project writes Adrian Greeman Cars, trucks and vans were taking to the new EastLink toll road in Melbourne with enthusiasm this July, pleased to try out its 39km route for time and cost savings. As well as the convenience of the uncongested route, drivers were also able to view an extraordinary multi-shaded perspective of transparent green and orange noise wall panels, burnt earth-coloured retai
The link between any major city and its airport is a crucial one. In Auckland, New Zealand, State Highway 20B connects the city of 1.6 million people with the rest of the nation and the international airport, one of only two roads leading there
Tunnelling innovation is creating mountains of data for contractors and designers, delegates to a recent British Tunnelling Society (BTS) conference heard Successful innovation in tunnelling techniques and technologies is creating more and more data, thanks to digitalisation.
