The Texas-born 'poker chip' asphalt testing method has been adopted as a national standard, promising improved road ...

The two main problems that occur in asphalt concrete (tarmac) surfaces are that wheel ruts are formed when the material is too soft, or that the surface cracks when too hard. Climate Considerations In ...

Using the nuclear magnetic resonance (NMR) method, scientists have learned to noninvasively determine the composition of petroleum bitumen in half an hour in the core itself (sample). The technology ...

The Alaska Department of Transportation & Public Facilities is on the front line when it comes to promoting new technologies that give them continuous, full-coverage asphalt pavement density testing ...

The InfraTest Asphalt Analyzer provides an automated and enclosed method of performing solvent extractions to verify asphalt content on bituminous mixture, and rubber-modified bituminous mixtures, ...