Hyper-competitiveness in the industry seems to be abating somewhat as world economies recover. However, wary customers and unclear government policies still restrain contract awards, public engineering and construction-firm executives told investors on June 3 at a conference sponsored by New York City-based investment firm Credit Suisse. MasTec CEO Jose Mas sees economic recovery generating work in its wireless business and in renewable-energy construction. “We have as much visibility in this business as we’ve ever had,” he says, adding that up to 40% of projects already bid could start work this year. Firms hope to fuel growth and fill domestic market
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.