Construction interests in Venezuela are watching with concern as the country struggles to recast its budget to handle new economic pressures brought on by a precipitous fall in the price of oil in the past year. More than 90% of Venezuela’s export revenue comes from oil. But petroleum prices have plummeted more than 50% in the past nine months, triggering a dramatic budget shortfall in South America’s leading oil-producing country. In a nationally televised announcement on March 21, Venezuela President Hugo Chavez unveiled a package of austerity measures and tax hikes to handle the growing economic pressures. Photo: Odebrecht Contractors
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.