Comment on 2 dams illustrate challenge of maintaining older designs - Vallejo Times Herald

2 dams illustrate challenge of maintaining older designs - Vallejo Times Herald

2 dams illustrate challenge of maintaining older designsVallejo Times HeraldLOS ANGELES (AP) — Twelve years ago, widespread destruction from Hurricane Katrina on the Gulf Coast helped compel federal engineers 2,000 miles away in California to remake a 1950s-era dam. They constructed a massive steel-and-concrete gutter ...and more »

 

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