It has been one week in 23 days since the accident that the Tohoku Shinkansen derailed due to the earthquake that observed a seismic intensity of 6 upper.
Due to scratches left in the surrounding area, the train seems to have derailed just before or immediately after the stop, and the government and JR have clarified the cause of the unusual accident in which almost all cars came off the rails, and next month 20 We are aiming to resume operation on all lines around the day.
Due to the March 16 earthquake, trains on the Tohoku-Hokkaido line derailed in Miyagi prefecture, and damage was confirmed in 1000 places including rail distortion and overhead line disconnection. It has become.
At the site, work was being done to return the derailed 16 cars to the rails, and by the 23rd, 5 cars had been completed.
It is expected that it will take about 10 days before the train can be moved.
According to the Japan Transport Safety Board, the derailment seems to have occurred just before or immediately after the stop, because the rails near where the train stopped are concentrated with scratches, but no traces are seen in front of them. is.
In the future, we will clarify the cause of how the shaking of the earthquake affected the train and led to an unusual accident in which almost all cars were off the rails.
In addition, the vehicles and rails are equipped with a device to prevent major damage such as the train falling even if a derailment occurs, and it seems that the device functioned to a certain extent in this accident, while the vehicle There are some places where the railroad is far off on the uphill track side, and JR is going to verify the safety measures.
JR East is proceeding with restoration work on the out-of-service section, aiming to resume operation on all lines around April 20th.