The Choyang T'an'gwang Line, or Choyang Colliery Line is an electrified railway line of the Korean State Railway in Kaech'ŏn city, South P'yŏngan Province, North Korea, running from Kaech'ŏn at the junction of the Kaech'ŏn and Manp'o Lines to Choyang Colliery.^[1]

Quick Facts Overview, Other name(s) ...

Choyang Colliery Line
Overview
Other name(s)	Choyang T'an'gwang Line
Native name	조양탄광선 (朝陽炭鑛線)
Status	Operational
Owner	Mitsui Mining Railway (1916–1927) Kaech'ŏn Light Railway (1927–1932) Chosen Government Railway (1932–1945) Korean State Railway (since 1945)
Locale	Kaech'ŏn-si, South P'yŏngan
Termini	Kaech'ŏn Choyang Colliery
Stations	4
Service
Type	Heavy rail, Regional rail, Freight rail
History
Opened	13 May 1916
Technical
Line length	22.1 km (13.7 mi)
Number of tracks	Single track
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge
Electrification	3000 V DC Catenary
Route map Legend Manp'o Line Choyang Colliery Line Chunam River Chunhyŏk Line 0.0 Kaech'ŏn Kaech'on Line (tunnel appx 95 m (312 ft)) bridge appx 130 m (430 ft)) 8.6 Kuŭp bridge appx 95 m (312 ft)) 13.9 17.8 Sŏkkan coal mine 22.1 Choyang T'an'gwang coal mine

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The Choyang Colliery Line was opened on 13 May 1916 by the Mitsui Mining Railway, which became the Kaech'ŏn Light Railway in 1927; the Kaech'ŏn Light Railway was subsequently taken over by the Chosen Government Railway on 1 November 1932.^[2]

A yellow background in the "Distance" box indicates that section of the line is not electrified.