Learning the science behind levee construction
ST. LOUIS, Mo. — U.S. Army Corps of Engineers' Bryan Dirks explains the science behind building a levee to children Feb. 25 during Engineer Week at the St. Louis Science Center.

Download Image: Full Size (0.37 MB)
Tags: usace
Photo by: U.S. Coast Guard |  VIRIN: 120225-A-CE999-006.JPG