Due to the trouble that occurred at the substation on the 9th, the Tokyo Metropolitan Transportation Bureau will operate the Toei Subway Oedo Line on Saturdays and holidays with fewer flights until the last train on the 10th.
According to the metropolitan transportation bureau, after 11:00 a.m. on the 9th, at a substation that supplies power to the Toei Oedo Line, a phenomenon called a "ground fault" occurred, in which a wire touched the ground and current flowed outside. A signal has been detected.
Due to this, the operation of the substation stopped and the operation of the Oedo Line was temporarily suspended, resulting in a delay of up to 18 minutes. Did.
Regarding the operation on the 10th, the metropolitan transportation bureau said, ``There is a possibility that the electricity required for operation on the weekday schedule cannot be provided.'' I decided to run it.
Compared to the weekday schedule, the number of trains during peak times in the morning and evening has decreased, and the total number of trains has decreased by about 30%. is.
After the last train on the 9th, the metropolitan transportation bureau proceeded with restoration work, and as a result, the trouble with the substation was resolved. increase.