2016. 09Technical consultant of Incheon Maritime Affairs and Fisheries
2015. 03Director in Korea Disaster Prevention Committee
2014. 04Design consultant in Ganghwa-gun
2013. 12Design consultant in Ministry of Maritime Affairs and Fisheries
2013. 09Consultant in Korea Rail Network Authority
2010. 03Review committee member in design economy from Incheon
2009. 06Design consultant in the city of Anyang
2008. 01Preliminary panel member for disaster restoration in National emergency Management Agency
2007. 10Technical consultant in Korea Specialty Contractor Financial Cooperative
2007~2011Director in Korea Tunnel Underground Space Committee
2006~2007Design consultant in Seoul Construction and Management Administration
2001~2005CEO of Bogang Tech. Corporation
Major participating projects
Designed outdoor structure of 1 and 2 UAE BNPP nuclear facilities
Supplementary design for 6-2 zone (tunnel construction) in the highway of circulatory city in Gangnam
Construction in the zone 3 of Sihwa Multi-Techno Valley
Construction in the zone 9 of highway between Busan and Ulsan
Designed zone 3 of four-track line between Suwon and Cheon in Gyeongbu-line
Earthquake-resistant design for the ground of Pyeongtaek LNC #205
Books and papers
2014Assembles for the bag with partitions and separately created bag as well as manufacturing method of bags, Korean Intellectual Property Office
2013Soil nail structure equipped with soil heat exchanger and construction method, Korean Intellectual Property Office
2013Module of multi geo-bags, Korean Intellectual Property Office
2010Mock test devices for the measurement of surrounding friction of grout structure and method of mock test, Korean Intellectual Property Office
2010Pullout resistance and measurement device of cable structure in the use of non-destructive methods, Korean Intellectual Property Office
2009Construction engineering for the practical hands-on work, Gumiseogwan
2009A Study on Behavior of Center Pillar in 2-Arch Tunnel When It is Blasted, ITA
2005Evaluation of consolidation characteristics from the combination of dual drains, Korean Geotechnical Society
2003A Study on design elements and explosion safety of underground dump, paper collection in Korea Tunneling and Underground Space Association
2001Analysis on the deformation of tunnel mine-head with pressure from small land, paper collection in Korea Tunneling and Underground Space Association
1998Interpretation on reliability on conduced destruction rock slope, Korea Society of Civil Engineers