The market for professional services in the construction industry has taken a beating, just like every other aspect of the depressed industry. However, unlike contracting, design and project delivery, the need for professional services from such firms is not always tied directly to specific projects but can range from project and program development to staff augmentation and dispute resolution. Thus, the downturn in projects does not directly correlate to a downturn in the need for services. McKissack & McKissack is part of the team led by Clark Construction on the $435-million, 1.2-million-sq-ft U.S. Coast Guard Headquarters complex in Washington, D.C.,
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.