After three-years 'efforts of planning, an Electrification Unit was established July 1, 1974 to carry out the project. Track strengthening had already begun early in July of 1973.
經過三年時間的規劃、議價、貸款等各項努力，台鐵幹線電化工程處於民國六十三年七月一日正式成立，負責全面推動電化計畫，至於配合電化工程的加強軌道等工程，已經提前於六十二年七月開始施工。