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 |
 |