NYTimes: At least two walls of Fukushima No. 4 reactor are bulging and structure is tilting — “Latest findings could add to concerns”

Published: June 26th, 2012 at 8:47 pm ET
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Japan Reactor Building is Tilting But Is Not a Risk, Operator Says
New York Times
By HIROKO TABUCHI
June 26, 2012

[...]

Tepco, said in a report on Monday to Japanese nuclear regulators that at least two of the walls of the No. 4 reactor building are bulging outward at various points and that the building is tilting.

[...]

The latest findings could add to concerns over the state of the No. 4 reactor building

[...]

Some experts say that the building [...] is not strong enough to support the fuel pool, especially if another earthquake hits the region.

[...]

other experts warn against removing fuel rods too hastily, which might pose its own risks.

h/t Anonymous tip

Published: June 26th, 2012 at 8:47 pm ET
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25 comments

Related Posts

  1. Japan TV: “Tilted walls found at Fukushima No.4 reactor” — “Further investigation found damage in various parts of structure’s west and south side” June 25, 2012
  2. AP: Bulging wall at Unit 4 renews concerns — Gov’t regulators order investigation of fuel pool and reactor building May 26, 2012
  3. Book: Reactor No. 4 deformed in front of our eyes, says Fukushima worker — Walls morphed like special effects from movie — No large explosion, yet building destroyed April 16, 2012
  4. First photo released from inside Reactor No. 4 — Walls and pipes “charred black” June 13, 2011
  5. Tepco checks for cracks in Spent Fuel Pool No. 4 — Now says reactor building not tilting “as a whole” May 25, 2012

25 comments to NYTimes: At least two walls of Fukushima No. 4 reactor are bulging and structure is tilting — “Latest findings could add to concerns”

  • Oh, I doubt anything could add to the concerns I already have.


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  • Whoopie Whoopie

    Did you see these? Incredible stuff going on at daiichi
    Making matters worse at Fukushima 6-26-12
    http://www.youtube.com/watch?v=zHNScctMcQ0

    Fuku F#@$ UP {excuse my language please}: http://youtu.be/yVrnpUBYL0Q via @youtube


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    • dharmasyd

      Good clips. Thanks Whoopie.


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    • Nigwil

      Initially it looks like steam/smoke from the reactor SPF floor level, but later it can be seen to follow the crane boom.

      So that looks like a demolition tool at work on the end of the crane. Jack hammer and crush jaws. The dust seems only to come from where the tool is working.

      Heaven help anything down wind tho, as if a little more will make much difference. Sad.


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      • Nigwil

        In fact I've seen that digger they're using for the demolition before. Its a remote controlled unit.

        So they've dropped that remote controlled digger onto the reactor room floor (L3?) and its demolishing the trashed concrete columns and walls above that floor level. No wonder they put that solid lid above the spent fuel pond. End of this they will have a clean deck to work on, and probably room to put up some rails for a new crane to extract the fuel rods all separately supported.

        Maybe some real progress. Time will tell!


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        • Sickputer

          Nigwil sez: "In fact I've seen that digger they're using for the demolition before. Its a remote controlled unit."

          SP: Thanks…I wondered if they had somebody on oxygen inside the cab!

          That news doesn't make me feel like they have any better control over saving the integrity of the remaining walls by using crane cameras and waldo controls.

          As I said I think they needed several of the big diggers…one to grab and stabilize a column and one to chomp.

          I sure hope they don't collapse the building, but if it does…
          C'est la vie!


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        • richard richard

          i hear you guys on the remote controlled crane idea.

          but i tend to think someone was in the cabin. the speed and dexterity with which the heavy equipment moved around would not be easy when done remotely.

          really, that must have been a massive crane, it has to be one of the biggest, comparing it to the size of the building and how visible it was over the long distance of the JBS cam.

          i watched the event live, it really was astounding sometimes how fast they moved (they must have known they had a time limit). I even wonder if they swapped operators during the process, to keep dosage to a limit.

          in short, i'd be impressed if it really was remotely operated.


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          • Nigwil

            You could be right Richard, it certainly moved fast. I guess the operators were only there for the time it took to get their lifetime radiation doses, then a Hero of the Soviet Union medal for them – oops its Japan isn't it. They don't have any radiation problems do they, let alone recognition of the efforts of their suicide squads. Just another day on the job then.


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  • Cisco Cisco

    The biggest story in the history of mankind, and virtually no one's heard about it. And, full steam ahead on those 2 plants in Georgia and one in NC.

    Is this a great country or what?


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  • lam335 lam335

    Of course it's "not a risk." All the bulges and tilting are "within acceptable limits" … just like the fish and vegetables and rice from Fukushima.


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  • jayjay jayjay

    Nuclear Power, Just like we're all on the Titanic, ice berg warning, never mind, FULL STEAM AHEAD! "within acceptable limits" this ship is unsinkable!


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  • glowfus

    if #4's ring torus caved-in from earthquake/fuel explo. event, the building sank into this cavity. or of course the plyons are bent or are shifted out of vertical. if it's only bent or displaced columns, reinforecment is relatively simple. if it sank into the collapsed torus, reinforcement is difficult. the first thing they should do is put angled braces around the outside of the building.


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  • scintillator

    I wonder what type of structure is being fabricated offsite to deal with the fuel removal? It will be fascinating to see what comes out of the brainstorming.

    The engineering and logistics challenges behind all of this are extraordinary. Especially considering the dangers of the operating environment and the fact that they will doing the assembly work with far fewer workers than you would normally have on a construction site.

    Modular building systems I supposed. Lots of pre-assembly and delivery by barge.

    Has anyone seen any of what they have planned beyond the simple renderings of the outside of the building?

    Thanks.


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    • StPaulScout StPaulScout

      It's TEPCO. They will simply pick up the spent fuel, throw it into a dump truck, and take to Tokyo to be burned. The drivers will be listening to old Cheech and Chong tapes so they will be smiling all the way to the incinerator so there is absolutely no chance they can be hurt by the radiation.


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  • scintillator

    KEPCO Can't Find Photos of Fault at
    Ooi Nuclear Power Plant, But NISA Says No Problem

    http://ex-skf.blogspot.com/2012/06/kepco-cant-find-photos-of-fault-at-ooi.html


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  • glowfus

    the very first money is spent at last! (first in U.S.) agate beach oregon is spending $84,956 dollars to remove that old fuku barge that washed up there. that same amount of money spent on feeding homeless folks would have provided 16,991 $5 dollar meals.


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  • Sharp2197 Sharp2197

    BUT, last month they swore the building is not tilting, because the water in the pool was level.


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  • Gelt

    Hey everyone! Don't worry, be happy! Not everyone gets, in their lifetime, to experience a PLANETARY CATASTROPHE that will (sooner or later)kill all life as we know it.

    Instead pay attention to what the MSM wants you to pay attention to, celebrity antics, sports, the latest fashions, weather related miseries, politics, etc.

    Remember, nobody gets out of life alive.


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  • chrisk9

    Very sad to see the NYT's statement in the article about the consequences. "Damage to the pool or loss of cooling could lead the spent fuel to overheat, releasing large amounts of radiation into the environment, the experts warn" Oh yes and the loss of Japan as a habitable country, and major consequences world wide.

    So so predictable and understated, everyone stay seated in your deck chairs that was only a minor collision with a large ice cube.


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