The dust has settled from a methane explosion last month that brought down the roof of a sludge concentration building at the Calumet water reclamation plant on Chicago’s far south side, but there is still uncertainty as to what triggered the blast.
ENR Midwest's judges sifted through a slate of 106 high-quality entries that made naming the winners of our 2018 Best Projects Awards a difficult task.
U.S. Army Corp. of Engineers' researchers, leading a team that recently completed the 3D printing of 9.5-ft-tall reinforced concrete walls for a 32-ft x 16-ft deployable barracks, are setting their sights on a future project--3D printing of concrete roof beams--even before they have put the precast concrete lid on the printed walls.
A community P3 has been the driving force in delivering the biggest private investment ever in a national park, the new Gateway Arch Park and visitor's center.