Asphalt Testing - HMA Lab Supply specializes in laboratory equipment and supplies for the asphalt and aggregate testing industry and has been in operation for over 20 years.
Hot Mix Asphalt | Grace Pacific LLC As Hawaii’s premier hot mix asphalt (HMA) supplier, we provide the highest grade of HMA in the state, producing more than a million tons per year. We supply HMA for our own use and to our many contractor customers from our seven plants throughout the state. Composed of aggregate for strength and liquid asphalt as a binder, HMA offers many benefits. Hot Mix Asphalt (HMA) for local agency applications | WSDOT Hot Mix Asphalt (HMA) is a combination of aggregate and asphalt binder mixed at an elevated temperature to form a hard, strong pavement construction material. HMA allows mixes to be designed in the laboratory at four different levels (50, 75, 100, and 125 gyrations) simulating four different 20-year traffic levels in the field.
About Our Hot Mix Asphalt (HMA) McConnell & Associates uses hot mix asphalt (HMA), consisting of a combination of crushed aggregate, air and liquid asphalt cement. The proper design of mixes, combination of aggregates, and liquid asphalt cement is essential to the production of durable pavement that will handle loads.
The Straight hot-mix asphalt (HMA) overlay is the simplest, most cost-effective method to rehabilitate an aging PCC road. Contractors often refer to these jobs as “blow and go” work. The straight overlay project generally involves four steps: 1. Clean and prep the existing road to receive the overlay. 2. Hot mix asphalt or HMA is the designation given to asphalt mixtures that are heated and poured at temperatures between 300 and 350 degrees Fahrenheit. This type of asphalt is the most commonly used asphalt type in the United States for highways, interstates and roads due to its flexibility, weather resistance and ability to repel water.
Hot-Mix Asphalt Plant Operations
42 HOT-MIX ASPHALT PAVING HANDBOOK 2000 FIGURE 5-1 Typical HMA batch plant. into the pugmill, and the wet-mix time begins. The mix ing time for blending of the asphalt cement with the ag gregate should be no more than that needed to com pletely coat the aggregate particles with a thin film of the asphalt cement material—usually in the