Revisions to UL Design No. D982 in the UL Fire Resistance Directory, based on recent fire tests, have heated up long-standing differences between structural-steel interests and fire-protection suppliers and installers about the amount of sprayed-on fire-protection material needed for structural-steel floor assemblies.
Under a $750-million agreement finalized on Jan. 18 between the U.S. General Services Administration and the Massachusetts Institute of Technology, the university plans to build a new federal building and redevelop a large parcel of surrounding land, now the campus for a federal transportation center in Cambridge, Mass.
Design is complete and site preparation is underway for construction of a massive medical marijuana greenhouse facility on 30 acres of leased land at the Edmonton International Airport, a Canadian firm has announced.
Hear how a proactive, technology based strategy can keep equipment and fleet assets on the job site and productive, reduce maintenance costs and drive overall improvements in scheduling and operational performance.
This webinar is bringing industry leaders together to discuss the unique challenges of Heavy Civil Construction. Hear how mobile technology is digitizing construction field operations (going paperless) and empowering the field with real-time data capture and access.
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.