NRA (Nuclear Regulation Authority) is going to decide to abort the frozen water wall project in underground trench on 8/19/2014. This is the frozen water wall  project followed by frozen ground wall project, which is to separate the underground trench from turbine buildings. Because it needs to freeze the water, it is considered to be more difficult than frozen ground wall. However the decision of NRA may affect the entire frozen wall projects.   Tepco started injecting the coolant material … Continue reading JP Gov to decide to abort the preceding “frozen water wall” project on 8/19/2014