In an excerpt from the National Building Museum's "Story of a Green Building," GHT Limited President Paul O'Brien discusses how we engineered the three-story water wall in the lobby of PNC Place. Located at 800 17th Street NW in Washington, DC, it is the District's largest LEED® Platinum building.

The full video may be seen by visiting the National Building Museum's YouTube Channel at www.youtube.com/user/BuildingMuseum.