In the wake of this year’s fatal oil platform explosion and resulting Gulf of Mexico spill—not to mention major refinery accident and pipeline leaks in recent years—under a new CEO, U.K.-based BP PLC is revamping its corporate safety culture. The firm announced late last month a new safety-and-risk division, the function of which will be “embedded” in corporate operating units with “sweeping powers” to oversee, audit and intervene in BP technical activities. “The changes are in areas where I believe we most clearly need to act, with safety and risk management our most urgent priority,” said CEO Bob Dudley, who
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.