For Construction Pros

Using Continuous Full Coverage Asphalt Testing Ensures Pavement Quality

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 ...
For Construction Pros

Testing requirements of HMA during the construction process

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 ...
Construction Equipment

Intelligent Compaction: Outsmarting Soil and Asphalt

Although the intelligent-compaction (IC) concept as applied to asphalt rollers has its critics, Bomag has a number of its BW190AD-4 HF models operating in North America with the company's Asphalt ...
Construction Equipment

Intelligent Compaction Rollers Outsmart Soil and Asphalt

To illustrate the intelligent-compaction (IC) roller’s potential to increase production, Kevin Garcia—road and paving construction segment manager for Trimble Navigation—relates an experiment Trimble ...
National Academies of Sciences%2c Engineering%2c and Medicine

State DOT Certification Programs for Materials Sampling and Testing Personnel

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 ...