Kowon Tangwang Line

{{Short description|Railway line in North Korea}}

{{Infobox rail line

| box_width = auto

| name = Kowŏn Colliery Line

| other_name =

| native_name = 고원탄광선(高原炭鑛線)

| native_name_lang = ko

| color =

| logo =

| image =

| type = Heavy rail, Freight rail
Regional rail

| system =

| status = Operational

| locale = Sudong-gu,
South Hamgyŏng

| start = Tunjŏn

| end = Changdong

| stations = 4

| routes =

| daily_ridership =

| open =

| close =

| owner = Korean State Railway

| operator = Korean State Railway

| character =

| depot =

| stock =

| linelength_km = 17.6

| tracklength =

| tracks = Single track

| gauge = {{Track gauge|sg|allk=on}}

| minradius =

| routenumber =

| linenumber =

|electrification = 3000 V DC Overhead line| speed =

| elevation =

| maxincline =

| website =

| map = 300px

{{routemap

| inline=1

| map=

\\\WCONTg\uSTR+l\uSTRq!~lELC\uCONTfq\\~~ ~~ ~~P'yŏngra Line to Rajin

ELCa\WASSERq\WASSERq\WABZgr\uSTR!~KHSTa\\\\~~0.0~~Tunjŏn

BL\uCONTgq\uSTRq!~lELC\uhKRZWaeq\uSTRr!~STRl\STR+r\\\~~ ~~ ~~P'yŏngra Line to P'yŏngyang

BL\\\WASSER\RP1\STR\\\

BL\\\WASSER\RP1\TUNNEL1\\\~~ ~~ ~~(tunnel appx {{convert|410|m|ft|abbr=on}})

BL\\\WASSER\RP1\TUNNEL1\\\~~ ~~ ~~(tunnel appx {{convert|320|m|ft|abbr=on}})

BL\\\WASSER\RP1\TUNNEL1\\\~~ ~~ ~~(tunnel appx {{convert|380|m|ft|abbr=on}})

BL\\\WASSER\RP1\HST\\\~~7.8~~Sudong

BL\\STR+l\hKRZWaeq\RP1!~BUEq\STRr\\\~~ ~~ ~~(bridge appx {{convert|120|m|ft|abbr=on}})

BL\\HST\WASSER\RP1\\\\WORKS~~11.7~~Tŏksa

BL\\STRl\hKRZWaeq\RP1!~BUEq\STR+r\\\~~ ~~ ~~(bridge appx {{convert|35|m|ft|abbr=on}})

BL\\STR+l\hKRZWaeq\RP1!~BUEq\STRr\\\~~ ~~ ~~(bridge appx {{convert|25|m|ft|abbr=on}})

BL\\STRl\hKRZWaeq\RP1!~BUEq\STR+r\\\~~ ~~ ~~(bridge appx {{convert|20|m|ft|abbr=on}})

BL\\STR+l\hKRZWaeq\RP1!~BUEq\STRr\\\~~ ~~ ~~(bridge appx {{convert|30|m|ft|abbr=on}})

BL\\STRl\hKRZWaeq\RP1!~BUEq\STR+r\\\~~ ~~ ~~(bridge appx {{convert|25|m|ft|abbr=on}})

BL\\STR+l\hKRZWaeq\RP1!~BUEq\STRr\\\~~ ~~ ~~(bridge appx {{convert|25|m|ft|abbr=on}})

BL\\STRl\hKRZWaeq\RP1!~BUEq\STR+r\\\~~ ~~ ~~(bridge appx {{convert|35|m|ft|abbr=on}})

BL\\WASSER+l\WASSERr\RP1\STR\\\

BL\\WASSER\KBSTaq\RP1!~BUEq\ABZgr\\\WORKS~~ ~~ ~~coal mine

BL\\WASSERl\WASSER+r\RP1\STR\\\

BL\\STR+l\hKRZWaeq\RP1!~BUEq\STRr\\\~~ ~~ ~~(bridge appx {{convert|30|m|ft|abbr=on}})

BL\\TUNNEL1\WASSERl\RP1oW\WASSER+r\\\~~ ~~ ~~(tunnel appx {{convert|100|m|ft|abbr=on}})

BL\WASSER+l\hKRZWae\WASSERq\RP1oW\WASSERr\\\~~ ~~ ~~(bridge appx {{convert|30|m|ft|abbr=on}})

BL\WASSER\STRl\TUNNEL1q\RP1!~BUEq\STR+r\\\~~ ~~ ~~(tunnel appx {{convert|85|m|ft|abbr=on}})

BL\WASSERl\WASSERq\WASSERq\RP1oW\hKRZWae\WASSER+r\\~~ ~~ ~~(bridge appx {{convert|30|m|ft|abbr=on}})

BL\\\WASSER+l\RP1oW\hKRZWae\WASSERr\\~~ ~~ ~~(bridge appx {{convert|25|m|ft|abbr=on}})

BL\\\WASSERl\RP1oW\hKRZWae\WASSER+r\\~~ ~~ ~~(bridge appx {{convert|30|m|ft|abbr=on}})

BL\\\WASSER+l\RP1oW\hKRZWae\WASSERr\\~~ ~~ ~~(bridge appx {{convert|25|m|ft|abbr=on}})

BL\\\WASSERl\RP1oW\hKRZWae\WASSER+r\\~~ ~~ ~~(bridge appx {{convert|25|m|ft|abbr=on}})

BL\\\WASSER+l\RP1oW\hKRZWae\WASSERr\\~~ ~~ ~~(bridge appx {{convert|25|m|ft|abbr=on}})

BL\\\WASSERl\RP1oW\hKRZWae\WASSER+r\\~~ ~~ ~~(bridge appx {{convert|30|m|ft|abbr=on}})

BL\WASSERq\WASSERq\WASSERq\RP1oW\hKRZWae\WABZgr\\~~ ~~ ~~(bridge appx {{convert|20|m|ft|abbr=on}})

BL\nABZq+l\nSTR+r\KDSTaq\RP1!~BUEq\ABZgr\WASSER\\WORKS~~ ~~ ~~Kowŏn Colliery

ELCe\nSTR\nSTRl\nKBSTeq\RP1\KBHFe\WASSER\\~~17.6~~Changdong~~mine railway

}}

}}

{{Infobox Korean name|context=north|

hangul=고원탄광선|

hanja={{linktext|高|原|炭|鑛|線}}|

mr=Kowŏnt'an'gwang-sŏn|

rr=Gowontangwang-seon|

}}

The Kowŏn T'an'gwang Line, or Kowŏn Colliery Line, is an electrified secondary line of the Korean State Railway in Sudong District, South Hamgyŏng Province, North Korea, running from Tunjŏn on the P'yŏngra Line to Changdong.{{cite book |last=Kokubu |first=Hayato |date=2007 |title=将軍様の鉄道 |trans-title=The Railways of the General |page=88 |language=Japanese |location=Tokyo |publisher=Shinchosha |ISBN=978-4-10-303731-6}}