Photo from Progress Energy Plant Problems Hearings raised suspicions about the cost of fixing the Crystal River facility. Related Links: Ex-CEO Johnson: Duke Fully Informed About Crystal River Secret Study on Nuke Plant Fix May Hold Clue to Duke CEO's Ouster As the North Carolina Utilities Commission wrapped up hearings into Duke Energy's surprise ousting of CEO William D. "Bill" Johnson, a repair project at the troubled Crystal River nuclear powerplant remained at the heart of the boardroom shake-up. However, it was unclear whether state regulators would examine the matter further.In testimony on July 19, Johnson alleged that Duke tried
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.