History

TNTN Structural Engineering was founded by structural engineering experts specializing in general building, plant, special analysis, and safety diagnosis. We are committed to delivering the highest quality based on our advanced technical expertise.

We have extensive experience and capabilities in numerous international projects, including in seismic regions such as Chile, Brazil, Colombia, Japan, Taiwan, Indonesia, Thailand, Vietnam, Iran, Saudi Arabia, and the Philippines.

We promise to continuously strengthen our technical capabilities and provide the best engineering services for clients, both domestically and internationally.

Thank you.

CEO, Kim Hak Kwang

2023	Strengthened technical capabilities, applied for patents, and registered as a safety diagnosis specialized institution.
2022.11	Moved Pohang office as the headquarters and registered the Dongtan office as a branch.
2022.05	Registered as a structural engineering office.
2022.03	Established an in-house research institute.
2021.12	Founded TNTN Structural Engineering. Completed structural design for Yeongheung Thermal Power Plant coal yard project.
2020	Crane girder lifespan prediction at POSCO Gwangyang Works.
2019	Stress analysis for crack growth evaluation of Shin Hanul units 1 and 2 CEDM PSI-UT.
2018	Seismic safety evaluation for SK Incheon Petrochem.
2017	Facility integrity diagnosis for Hyundai Steel's raw material CSU units
2016	Seismic performance evaluation for KEPCO headquarters through damper system development.
2015	Structural analysis for Korean launch vehicle propulsion system test facility.
2014	Seismic report for Chile’s Kelar HRSG.
2013	Seismic report for Chile’s Cochrane Power Plant Coal handling system.
2012	Structural design for Brazil CSP Steel Mill (blast furnace, steelmaking, sintering).
2011	Structural design for Indonesia’s Krakatau POSCO blast furnace, tower, and steelmaking plant.
2010	Design for Indonesia Kideco Mine Coal handling system.
2009	POSCO Finex briquetting tower structure.
2008	Seismic reports for Chile’s Angamos and Campiche Coal handling systems.
2007	Structural design for POSCO Gwangyang’s sintering plant No. 5.

2023	Strengthened technical capabilities, applied for patents, and registered as a safety diagnosis specialized institution.
2022.11	Moved Pohang office as the headquarters and registered the Dongtan office as a branch.
2022.05	Registered as a structural engineering office.
2022.03	Established an in-house research institute.
2021.12	Founded TNTN Structural Engineering. Completed structural design for Yeongheung Thermal Power Plant coal yard project.
2020	Crane girder lifespan prediction at POSCO Gwangyang Works.
2019	Stress analysis for crack growth evaluation of Shin Hanul units 1 and 2 CEDM PSI-UT.
2018	Seismic safety evaluation for SK Incheon Petrochem.
2017	Facility integrity diagnosis for Hyundai Steel's raw material CSU units
2016	Seismic performance evaluation for KEPCO headquarters through damper system development.
2015	Structural analysis for Korean launch vehicle propulsion system test facility.
2014	Seismic report for Chile’s Kelar HRSG.
2013	Seismic report for Chile’s Cochrane Power Plant Coal handling system.
2012	Structural design for Brazil CSP Steel Mill (blast furnace, steelmaking, sintering).
2011	Structural design for Indonesia’s Krakatau POSCO blast furnace, tower, and steelmaking plant.
2010	Design for Indonesia Kideco Mine Coal handling system.
2009	POSCO Finex briquetting tower structure.
2008	Seismic reports for Chile’s Angamos and Campiche Coal handling systems.
2007	Structural design for POSCO Gwangyang’s sintering plant No. 5.

About Us

About Us

Hello, and thank you for visiting TNTN Structural Engineering.

History

History