| December 30, 1953: The alteration work of the Sanjo curve and improvement work of Hamaotsu Station, as necessary for the operation of two-car trains using model 200 electric cars, was completed. |
1953年（昭和28年）12月30日 - 200形電車連結運転に伴う三条曲線の変更工事、並びに浜大津駅の改良工事を完了。 |