Life Cycle Cost Today’s current national and local economic conditions – combining reduced funding with high infrastructure needs – have elevated the importance of prudent spending. Decision makers exercising good stewardship practices can easily justify their...
Absolute viscosity A measure of the viscosity of asphalt with respect to time, measured in poises, conducted at 60°C (140°F). Aggregate A collective term for the mineral materials such as sand, gravel and crushed stone that are used with a binding medium (such as...
How To Join Any person, firm, or corporation engaged in or supplying support services to the asphalt paving industry who is interested in promoting high business standards, practices and ethics among those engaged in said industry, and who is interested in promoting...
Perpetual Pavement The Perpetual Pavement concept was first articulated in 2000 and the concept has rapidly gained acceptance. The APA’s newest technical document on the subject is Perpetual Asphalt Pavements: A Synthesis. This comprehensive publication captures the...
Sustainable Pavement Asphalt is the sustainable material for constructing pavements. From the production of the paving material, to the placement of the pavement on the road, to rehabilitation, through recycling, asphalt pavements minimize impact on the environment....
