The Samcheok Line (Korean: 삼척선) is a line of Korail.
It connects Donghae in Gangwon Province with Samcheok in Gangwon Province.
When the construction of the Cheoram Line (current Yeongdong Line and Mukhohang Line) was carried out by Samcheok Railway Company between the construction sections of the Donghae Nambu Line and Donghae Bukbu Line, construction of some sections along with the introduction line to the Onoda Cement Samcheok Plant was started in 1939 and opened from Bukpyeong to Samcheok on 11 February 1944.
[1] The line was electrified on January 1, 2025, and began direct service with Donghae Line.
[2]