The above seven feet wide machine got into trouble in late February. Now the main warehouse on 22 tons replaced with a spare from Germany, reports newspaper Hemnes.
– We have test drilled well 5 feet and she acts like she should. We’ve run on double shifts and has also worked in the “quiet week” before Easter to get this done, says Tobias Andersson LNS to the newspaper.
He said that they feared that operation could take two or three months. Thanks solution-oriented and committed people in both LNS and supplier Robbins ensured they however to get repaired machine in just six weeks.
Had blast space
When the machine crashed, stood about three kilometers into the mountains between Vesterli and Fallforsen in Hemnes municipality. There was thus no simple operation crew faced when the machine should be repaired.
In a news release explains that one had burst out a approximately four meters high and 20 meters long chamber behind the computer to make room for the work operation and install the hoist.
– The store itself, which is 5.2 meters in diameter and weighing nearly 22 tons, was then driven into a specially constructed frame by truck. Subsequently, the bearing was hoisted up into the recess behind the machine, before it could be put in place. The machine was then backed away, and the old store removed, it stands on.
The solution was a nearly 22-tonne replacement Germany. Photo: Bjørn Grane / Statkraft
Hoping to recoup delay
Project Geir Magne Svendsen Statkraft tells NRK that they hope to recoup some of the delay. According to the plan, the tunnel should be more or less completed in 2016.
– Now we’ll be in full swing again after Easter, he said.
The choice of name “Iron-Erna” justified by the way that “Iron Erna [...] is an incorporated name and describes a drive powerful lady who has impact in what she is doing, and we can safely say about this machine also.”
The machine has been in operation for almost a year, and chewing 150m mountain week.
When new Røssåga power plant is completed in 2016, production will increase with 200 GWh, which corresponds to the annual power consumption of approximately 10,000 households.
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