Photo courtesy chevron PRISTINE? Builders of the $45-billion Gorgon LNG plant in Australia face strict bio-security rules. Uncertainty and volatility will dominate development of large-scale projects in new markets and untapped locales, say attendees of the Engineering and Construction Contracting in Phoenix on Sept. 7-10.With uncertainty and volatility stifling large-scale capital investment in new global markets and pristine locales, project challenges attracted a record number of attendees to a key energy-industrial megaprojects conference in Phoenix on Sept. 7-10.As development encroaches on increasingly remote areas, jurisdictions are becoming more protective of threatened species and environmental risks, Chevron Corp. executive Johann Van
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.