| Basic Design of Galma~Sanggwan Road Expansion and Pavement Construction Project |
2009 |
Iksan |
 |
| Detailed Design for Expansion Construction Project of Masong~Nusan Road |
2009 |
Seoul administration |
|
| Detailed Design for Expansion and Pavement Construction Project of Iksan I.C.~Geumma Local Road |
2008 |
Jeollabuk-do |
|
| Feasibility Study and Basic Design of Sangju~Yeongdeok Expressway (Zone 2) Construction Project |
2008 |
Ministry of Land |
|
| Basic Design of Geoje~Tongyeong Expressway (Zone 1) Construction Project |
2007 |
Korea Expressway Corporation |
|
| Detailed Design of Gyeongin(Seoul~Incheon) Direct Expressway (Zone 2) Construction Project |
2006 |
Incheon |
|
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