In late February wrecked tunnel boring machine no “Iron Erna”, which is produced by Andøy company Leonhard Nilsen & amp; Sons.
It was in January last year that the 125-meter machine began to drill into the seven-kilometer tiløpstunnelen new power station in Hemnes municipality in Nordland. After the crash stood Masina fixed three kilometers inside the mountain.
Basically it was feared that it would take several months before the machine was up and running again. Now it turns out that everything is okay again, only after five weeks. The main warehouse at 22 tons is replaced.
– We have LNS run double shifts and has also worked in the “quiet week” before Easter to get this done, says TBM’s CEO Tobias Andersson in a press release.
He says that very good planning and continuous monitoring of the whole operation, has also been crucial, and emphasizes teamwork and good input as some of the key factors that everything went so quickly.
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