The Massachusetts Port Authority is wrapping up a repaving job that features the first application of warm-mix asphalt (WMA) on a U.S. runway. Currently, Federal Aviation Administration specifications do not address warm-mix asphalt. However, the mix is gaining attention because of its environmentally friendly properties. Photo: Massachusetts Port Authority Warm mix goes down easy with airport engineers and contractors at Massport’s Boston Logan International Airport, which is the country’s first to embrace the environmentally friendly material. J.F. White Contracting Co., Boston, began its approximately $12-million contract in July to repave a 7,000-ft-long, 150-ft-wide runway at Boston’s Logan International Airport, says
The market is generally healthy and steadily growing, and margins are up for large specialty contractors. Further, advances in design tools and owner demand for collaboration are giving subcontractors a seat at the table early on in projects.