| Basic Design of Dansung~Sicheon Road Construction Project | 2011 | Busan |  | 
														
								| Basic Design of Goseo~Daeduk State-funded Local Highway Construction Project | 2010 | Iksan |  | 
														
								| Detailed Design of Expressway No.45 Yeoju - Yangpyong South Yeoju I.C. Construction Project | 2010 | Korea Expressway Corporation |  | 
														
								| Basic and Detailed Design of Busan Outer Circular Expressway (Zone 1) Construction Project | 2010 | Korea Expressway Corporation |  | 
														
								| Detailed Design for Sangju~Yeongdeok Expressway (Zone 4,5) Construction Project | 2009 | Korea Expressway Corporation |  | 
														
								| Basic Design of Hamyang~Ulsan Expressway (Zone 11) Construction Project | 2009 | Korea Expressway Corporation |  | 
														
								| Detailed Design of Chungju~Jecheon Expressway (Zone 3) Construction Project | 2009 | Korea Expressway Corporation |  | 
														
								| 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 |  |