Civil Engineering
- Creation of housing site / industrial complex / logistics complex
- Road / Bridge / Dam
- Airport / Harbor
- Railway / Subway
- Environment / water and sewage

Seoul Metropolitan high-speed railroad (Suseo~Pyeongtaek ) Zone 2 new roadbed other works | |
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Client | Korea Rail Network Authority |
Location | Geumgok-dong Sujeong-gu~Jeongja-dong, Bundang-gu, Seongnam-si, Gyeonggi-do |
Project Period | Jan.2012 ~ Jun.2017 |
Project Overview | -Length : L=8.2km, Tunnel 8.2km(1 place) handiwork (present 6km500 ~ handiwork (present 14km700 |

Centerline Wonju ~Jecheon double track railway Zone 1 roadbed construction work | |
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Client | Korea Rail Network Authority |
Location | 405-2, Daean-ri, Heungeop-myeon, Wonju-si, Gangwondo. |
Project Period | Jul.2011 ~ Jul.2017 |
Project Overview | - Steel split construction |

Daegu Line Dongdaegu~Yeongcheon double track railway Zone 3 new roadbed construction | |
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Client | Korea Rail Network Authority |
Location | Osu-dong, Yeongcheon~ Gyodae-ri, Geumho-eup, Yeongcheon-si, Gyeongbuk-do |
Project Period | Mar.2011 ~ Jun.2018 |
Project Overview | -Length : L=4.84km -Gugi(present 26k㎡00 ~ Gugi(present 31km040.00 |