Readers of ENR generate a steady stream of questions about the magazine’s indexes and how to accurately apply them to construction projects. To help clarify the nature and uses of the cost indexes, here are answers to the most frequently asked questions and suggestions on how to avoid costly mistakes. Related Links: Inflation Reverses Course As Recession Floors Prices Renegotiations Make Bad Times Worse Labor Deals with Uncertainties Finding Cost Data on the Internet What Drives ENR’s Cost Indexes View Complete Report with Data and Analysis Q: What is the difference between ENR’s Construction Cost Index and its Building Cost
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.