Five workers died and six more were injured when they fell 15 meters as bridge falsework they were working on collapsed around noon on Nov. 7 in the tiny Pyrenees principality of Andorra. Emergency teams on brought a large crane Nov. 9 from neighboring Spain to help remove bodies of four workers buried by construction debris. The accident occurred at the western portal of the recently completed Dos Valires tunnel, which is a few kilometers north east of the principality�s capital Andorra La Vella. The men were working on falsework of twin deck, partially cable-stayed bridge being built as 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.