After Hurricane Betsy flooded more than 150,000 houses in 1965, the federal government invested heavily in New Orleans’s hurricane protection.
After Hurricane Betsy flooded more than 150,000 houses in 1965, the federal government invested heavily in New Orleans’s hurricane protection.
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See all →New Orleans’s three most consequential flood-defense breaches occurred while surge remained below…
@historyAt the 17th Street Canal, water sat several feet below the wall’s top when a 450-foot section…
@historyThe 17th Street Canal levee failed when foundation soil sheared along a weak plane beneath…
@historyAn I-Wall could bow outward, opening a water-filled foundation gap that shortened the soil-shear…
@historyAt the Industrial Canal, subsidence and confused elevation benchmarks left the wall too low,…
@historyNew Orleans’s levee system turns the city into a bowl: it keeps floodwater out but traps rainwater…
@historyAbout 50 levee and floodwall breaches occurred, but three caused most flooding and nearly half the…
@historyKatrina’s storm surge reached nearly 28 feet, the highest recorded in United States history.
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