PROBLEM TO BE SOLVED: To provide a shock wave countermeasure device against a passing- through station of a high speed train in a tunnel capable of avoiding influence of shock waves resulting from passage of a high speed train on users in the station.;SOLUTION: The countermeasure device has a branch line which can be kept air-tight from a main line by another tunnel or a firm wall and the device is provided with a detector detecting intrusion from the main line into the passing through station and an air-tight door device 5 of the side station yard space of the incoming side passing through station, which opens/closes the station yard space, an air-tight door device 5' of the station yard space of the outgoing side passing through station opening/closing the station yard space, a boarding bridge 6 connecting a platform 3 of the passing through station and a vehicle 8 stopping in the station, a platform air-tight door device 7 opened after the door device 5 of the incoming side passing through station yard space has been closed.;COPYRIGHT: (C)2003,JPO
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