frozen soil wall
English translation: soil wall frozen
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| 09:27 Jul 14, 2016 |
| English language (monolingual) [PRO] Construction / Civil Engineering | |||||||
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|  Selected response from: Peter Simon Netherlands Local time: 08:16 | ||||||
Grading comment
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| SUMMARY OF ALL EXPLANATIONS PROVIDED | ||||
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| 5 +6 | soil wall frozen |
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| Discussion entries: 1 | |
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Answers
18 mins confidence: 
peer agreement (net): +6
peer agreement (net): +6soil wall frozen Explanation: "The operator of the Fukushima Daiichi nuclear plant says the work to freeze soil around the crippled reactors is making progress. It is designed to stop radioactive groundwater from flowing out of the facilities." @ https://nuclear-news.net/2016/05/20/tepco-frozen-soil-wall-p... Further, "Tokyo Electric Power Company began freezing the soil in late March to make a 1.5-kilometer frozen wall surrounding the 4 reactors", then "The operator says it means the freezing work is going well." etc. etc. -------------------------------------------------- Note added at 19 mins (2016-07-14 09:46:31 GMT) -------------------------------------------------- I could simply follow on from your original link. -------------------------------------------------- Note added at 21 mins (2016-07-14 09:48:39 GMT) -------------------------------------------------- Further, @ https://www4.tepco.co.jp/en/decommision/planaction/landwardw... more explanations: "It is actually a frozen soil wall around the four crippled reactor units, intended to block the flow of groundwater and prevent its mixing with contaminated water. The principal benefit of the frozen barrier compared with a physical barrier is that it avoids the challenges of building a wall around such underground obstacles as pipes, and creates a seamless barrier." |
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