After meeting with District colleagues deep within the Sepulveda Dam, Mike Villaneuva, operations and maintenance supervisor, U.S. Army Corps of Engineers Los Angeles District, traverses the passageway running the entire length of the massive concrete structure March 22 in Van Nuys, California. The dam underwent a hydraulic steel structure inspection March 22-23. (Photo by John Reese, U.S. Army Corps of Engineers Los Angeles District)