The "poker chip" method, created by TxDOT and the University of Austin, has been adopted by AASHTO as a new national binder testing standard.

Asphalt mix design equipment: Includes Superpave gyratory, Hveem and Marshall Compactors. Stabilometers and Marshall Press. Asphalt mixture performance tester (AMPT): Measures mechanical properties of ...

The practices and methods listed were compiled from information found on the DOT’s website or from a document or documents on their website. AASHTO standard specifications begin with an “M,” practices ...

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 ...

Over 500 million tons of HMA are placed in the United States each year so it's important that the material be properly sampled and tested during construction to ensure satisfactory performance. When ...

This chapter addresses the common practices and test methods (standards) that are used for certification programs for the basic material categories of soils and aggregate, asphalt mixture, and ...