Katrina Coverage

Analyzing the news reports and politics of the New Orleans hurricane.

Posts about Floodwalls

Brian Williams interviews George Bush

December 13th, 2005
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NBC's Brian Williams conducted a long interview with president Bush, and the section about Katrina has Bush:
- repeating his blame-taking for the weak federal response ("to the extent that the federal government was ineffective, I'm responsible")
- given the opportunity to blame Blanco, Nagin, or others, he said "we're beyond that"
- he was watching the TV […]

Katrina, the "man-made disaster"

December 10th, 2005
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NOLA has a round-up of the latest evidence pointing to the flooding being caused not by the hurricane so much as "operator error": incorrect design decisions by the Army Corps of Engineers and others. Commentary here. Keep us informed if we ever learn who's right.

"Dredging could have contributed to levee failure"

December 9th, 2005
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From this:
When the New Orleans Sewerage and Water Board developed a plan in 1981 to improve street drainage by dredging the 17th Street canal to increase capacity for Pump Station No.ยค6, residents across the city applauded. Increasingly heavy rains were not only flooding streets, but pushing water into homes. Action was needed. It seemed […]

Levee breach, flooding timeline: who knew what when?

December 4th, 2005
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Monday 8/29, early morning: hurricane strikes
Monday 8/29, later that morning: Fox might have broadcast news of the break(s)
Monday 8/29, early afternoon: breaches reported to NO authorities [1]
Monday 8/29, 6pm : confirmed in a summary distributed by the Louisiana Office of Homeland Security and Emergency Preparedness [1]
Monday 8/29, "later in the day" : Blanco finds out […]

New Orleans flooding caused by Army Corps of Engineers' bad design?

November 30th, 2005
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"Team Louisiana", the state-sponsored "forensic levee investigation team" with "six LSU professors and three independent engineers" says the floodwall on the 17th street canal was bound to fail due to improper design that didn't take into account weak soils below the levee.
And, they say that bad design should have been obvious to those responsible: the […]

"New Orleans Levee Break(s) Before and After"

November 14th, 2005
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This 8/30 post has several pictures and maps showing the breaks. She also has a category with several other posts. (nofollowpolicy in effect).

Floodwall pilings seven feet shorter than Army Corps of Engineers said

November 13th, 2005
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From this:
Sheet piling supporting the failed floodwall on the 17th Street Canal extends just 10 feet below sea level, 7 feet shorter than the Corps of Engineers has maintained, a team of investigators said Wednesday [11/9], strengthening earlier findings that faulty design and construction played a role in the canal breaches that flooded much of […]

"Floodwalls in Swampy New Orleans 'Like Putting Bricks on Jell-O'"

November 11th, 2005
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From this:
When the Texas construction firm AquaTerra Contracting began work on an Army Corps of Engineers hurricane protection project on New Orleans' West Bank, it encountered a serious problem: Its floodwalls wouldn't stand up straight in the mushy soil.
AquaTerra workers tried driving steel sheet piling down to the 55-foot depth the design required for the […]

"Criminal Probe Set for New Orleans Levees"

November 11th, 2005
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From this:
Federal prosecutors are conducting a criminal investigation into the levee failures that swamped New Orleans, looking into the possibility of corruption in the design, construction and maintenance of the flood barriers.
U.S. Attorney Jim Letten said Wednesday that his office began the investigation the week after Hurricane Katrina.
"The scope of our interest is very broad," […]

"New Orleans Levee Failure Assessment - Part V"

November 8th, 2005
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I don't know who wrote this, but let me know what you think.