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Chernobyl Nuclear Accident Congressional Hearings Transcript

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110<br />

Work must be done in a logical sequence:<br />

• First, the radioactive material in the sarcophagus must be stabilized. This requires remote<br />

equipment.<br />

• Second, the fuel, the dust, the lava, and the other loose radioactive material must be coilected<br />

and put in containers and placed in a safe repository.<br />

Much of this requires remote equipment<br />

• Third, the remaining radioactive materials must be either confined or decontaminated, and<br />

cleaned up.<br />

This will require a mix of remote equipment and people.<br />

Evaluations to select a long-term solution need not delay priority near-term actions.<br />

A long-temn<br />

solution can be applied after necessary precursor actions are taken.<br />

Long-term solutions might include<br />

placing a stable confinement structure around the reactor (after cleanup), or a more detailed cleanup.<br />

There are two major options, confinement versus "green fielding".<br />

This choice, and actions between<br />

these two extremes, are the subject of deliberation.<br />

There are numerous other examples of needs that require U.S. technology and expertise to allow work<br />

to be accomplished in a safe and efficient manner. Details have been Uentrfied and will be applied as soon<br />

as possible.<br />

The Help Needed<br />

There are some things that can be done with Ukrainian funds and these will constitute the vast bulk<br />

of the effort and manpower.<br />

Hard currency is required to provMe resources and technology that are not currently available in<br />

Ukraine.<br />

The current economk: sltuatk>n exacerbates a very difficult situatkMi in terms of financing the hard<br />

cun'ency poitton of the cleanup work.<br />

This work must be done first because, despite the bravery and risk<br />

accepted by workers at the reactor to assess the details of the situation kisUe the sarcophagus, people<br />

cannot perform many of the tasks required to stabilize and contain the loose material. Technology and<br />

expert help is required to allow the work to be done.<br />

17

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