PHOTO COURTESY OF BALFOUR BEATTY An audit of privatized contract to widen M25 highway found its procurement slow and expensive. Related Links: P3 Special Report: U.S., Canada and U.K. Push Ways to Refine Projects Transport P3s Take Lessons Learned Into New Unknowns Private Funding Finds A Way Into Other Public Spaces The United Kingdom's Private Finance Initiative, one of the most established models for public-private partnerships, is facing an overhaul as policy-makers rethink the traditional parameters of project finance, procurement and management. The shift follows years of PFI use under the Labour Party when it was in power. Since the
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.