Again, we must take exception to a recent article that misrepresents the reality of accreditation for construction-management programs in universities and colleges in the story “A Big Increase in CMF-PM Fees” (ENR 6/20 p. 44).
In your story on the Permanent Canal Closures and Pumps project in New
Orleans (ENR 5/9 p. 24), with regard to the severity of Hurricane Katrina’s storm surge in Lake Pontchartrain, wave heights were typically similar to those assumed for the design of the structures (IPET, vol. 1, p. 2).
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.