A new report claims that Foster + Partners’ unfinished Harmon Hotel tower on the Las Vegas Strip is beyond repair and could potentially collapse in a “code-level” earthquake. Related Links: Who's To Blame for Faulty Foster Tower? Owner MGM Resorts International recently commissioned Weidlinger Associates, a California-based engineering consulting firm, to perform a structural assessment of the 400-room, oval-shaped high-rise that anchors the northeast corner of CityCenter.The report, whose findings were made available July 11, represents the latest salvo in a battle that dates to 2009. It says the 28-story tower’s construction defects are “so pervasive and varied in character
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.