Following the 1961 coup, the Supreme Council for National Reconstruction started South Korea's first five-year plan, which included a construction program to complete the railway network, to foster economic growth .< ref > On the Gyeongbu Line, the effort was advertised with a new class of express trains named Jaegeon-ho, ( Reconstruction train ) introduced on May 15, 1962.

Following the 1961 coup, the Supreme Council for National Reconstruction started South Korea's first five-year plan, which included a construction program to complete the railway network, to foster economic growth .< ref name =" 5yr-plan "> As part of the program, from November 1963, two additional tracks were laid to the north of the existing tracks from Yeongdeungpo Station on the Gyeongbu Line to Dongincheon Station.

Following the 1961 coup, the Supreme Council for National Reconstruction started South Korea's first five-year plan, which included a construction program to complete the railway network, to foster economic growth .< ref name =" 5yr-plan "> As part of the program, in the outskirts of Seoul, a long avoiding line was built from Mangu to Seongbuk on the Gyeongwon Line, called the Mangu Line, which opened on December 30, 1963.

Following the 1961 coup, the Supreme Council for National Reconstruction started South Korea's first five-year plan, which included a construction program to complete the railway network, to foster economic growth .< ref name =" 5yr-plan "> Under the program, the Gyeongbuk Line was extended to Yeongju, to create a connection both with the Jungang Line and the Yeongdong Line, allowing the transport of coal from the latter.

Following the 1961 coup, the Supreme Council for National Reconstruction started South Korea's first five-year plan, which included a construction program to complete the railway network, to foster economic growth .< ref name =" 5yr-plan "> As part of the program, in the outskirts of Seoul, a long avoiding line was built from Seongbuk to Mangu on the Jungang Line, called the Mangu Line, which opened on December 30, 1963.

Following the 1961 coup, the Supreme Council for National Reconstruction started South Korea's first five-year plan, which included a construction program to complete the railway network, to foster economic growth .< ref name =" 5yr-plan "> As part of the program, work began on a line to plug the gap between Jinju and Suncheon on April 28, 1962.

Following the 1961 coup, the Supreme Council for National Reconstruction started South Korea's first five-year plan, which included a construction program to complete the railway network, to foster economic growth.

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