The construction recession has presented firms providing professional construction services with mixed messages. As owners have downsized their facilities staffs to cope with the recession, they increasingly need outside professional providers to help plan, develop and execute their construction programs.
On the other hand, owners that traditionally have relied on outside help—such as the federal government and the educational markets—have scaled back their capital programs, leaving many construction and program managers scrambling. This contrasting set of circumstances has meant some agency construction managers (CMs) and program managers (PMs) are doing well, while others are struggling.
Because it can moderate the damaging effects of earthquakes, base-isolation is a technique used primarily in seismically active regions. ENR takes a look at some of the largest applications of base-isolation technologies in the world.