The laborer on every paving crew is an entry level position, designed as a stepping stone to move an employee up to other positions in the paving crew. But don't make the mistake of thinking that ...

Given the oil content within tear-off shingles (at least 20 percent), about 32,000 tons per year of binder (virgin liquid asphalt oil) would be conserved by recycling shingles into HMA pavement.

Production of materials and construction methods used in HMA pavement applications emit greenhouse gases and toxic volatile organic compounds that present health risks to exposed construction workers.

These products are used at facilities that produce and supply materials for road construction, mostly hot-mix asphalt (HMA) plants, asphalt terminals, emulsion terminals and concrete producers. And ...

AASHTO R47-23 Reducing Samples of Hot Mix Asphalt (HMA) to Testing Size Exempt if qualified in Asphalt ... AASHTO T209-23 Theoretical Maximum Specific Gravity and density of Bituminous Paving Mixtures ...