Add Yahoo as a preferred source to see more of our stories on Google. JOHNSTOWN, Pa. – Construction site inspector Steve Culbertson looked out the window of a mobile office trailer as workers set ...

With America’s dams showing their age, utilities have an opportunity to tap into federal funding and modernize critical concrete infrastructure before costly failures strike. In the U.S., hydropower ...

Hoover Dam near Boulder City straddles the Nevada–Arizona border, curving across Black Canyon in concrete and impounding Lake ...

Add Yahoo as a preferred source to see more of our stories on Google. SOMERSET, Pa. – Somerset Lake's dam is leaking again, just months after concrete patches were completed. The Pennsylvania Fish and ...

Crews working on the Sanford Dam are beginning to place roller compacted concrete along the dam embankment for the auxiliary spillway, the Four Lakes Task Force announced Wednesday. The work marks a ...

Unfortunately, this book can't be printed from the OpenBook. If you need to print pages from this book, we recommend downloading it as a PDF. Visit NAP.edu/10766 to get more information about this ...