Using powerful nanotechnology tools, a research team led by the Massachusetts Institute of Technology has successfully modeled the complex structure of calcium silica hydrate (CSH), the main binding material in cement and concrete.
South Carolina has the nation’s fourth-largest state-owned transportation network, but a labyrinthine project-upgrade priority system has hampered the state Dept. of Transportation’s ability to keep roads and bridges from worsening over the past decade, state auditors and Transportation Secretary Christy Hall testified on April 7.
To address climate change, the U.S. Environmental Protection Agency has proposed a list of alternatives to hydrofluorocarbons (HFCs)—gases that are used in refrigeration, air-conditioning, fire-suppression and ventilation systems for commercial and other types of buildings as well as in cars, aircraft and machinery.
Forward-thinking planners and facility managers are combining mature design ideas with new technologies to make their institutions more resilient and supportive of their constituents and surrounding communities
Commuters traveling west on Seattle’s state Route 520 had the first-ever opportunity to traverse the world’s longest floating bridge; then, heading back east, they crossed the world’s second-longest floating bridge.
General Electric subsidiary Alstom and China contracting giant Sinohydro Corp. have signed an agreement in principle to build, operate and maintain what would be Israel’s largest pumped-storage project, a 340-MW facility to be built in northern Israel.
After a slow start, the U.S. Dept. of Transportation is stepping up its work in distributing funding from the $305-billion, five-year Fixing America’s Surface Transportation (FAST) Act to state and local agencies.