Concrete paving, compaction & testing

3D GPR technology makes for speedy surveys Traffic-speed surveys using 3D ground penetrating radar (GPR) are slashing the time required for surveying the UK's motorways, and allowing a more thorough analysis of the pavement layers and condition. The UK's Transport Research Laboratory (TRL) was the first organisation in the UK to use 3D GPR for this purpose in 2014, said Adam Cook, data manager, asset surveys at TRL who has been...

Concrete paving precision achieved A Wirtgen SP 62i slipformer has been used for the cost-effective paving of concrete slab in the US state of Texas. The machine has been utilised for construction work in College Station, a town some 150km northwest of Houston, Texas. The contractor used the SP 62i to pave new lanes on the site of the former Texas World Speedway race circuit. The site of the race circuit is now being...

Advanced concrete slipforming technology coming to market New concrete slipforming technology is said to offer increased performance over earlier generation equipment - Mike Woof writes Manufacturers in the US and Europe are now offering new concrete slipforming machines with improved performance and capabilities. These utilise the latest machine control systems to offer high-quality, high-accuracy concrete paving performance. But while a number...