Skip to text Skip to main menu

Business Portfolio

KOTEC realizes customer delight by creating new values.

Supervision Business Unit

Steel Bridge

Steel Bridges

“KOTEC is always involved in the construction of dream bridges that connect the world to the future.
As the Republic of Korea’s leader in overseas steel bridge supervision, KOTEC is widely recognized overseas for its differentiated technology and best performance in special bridges that have been demonstrated not only in Korea but also in advanced overseas project sites.”

- Design review, structural analysis and consulting

- Production and installation inspection and supervision

- Completion inspection and safety diagnosis

- Non-destructive testing of steel

※ Bridges built based on technologies such as suspension bridge, cable-stayed bridge, truss bridge, arch bridge, box girder bridge, and plate girder bridge, and bridges built with patented methods

  • <Türkiye's Third Bosphorus Bridge (suspension and cable-stayed bridge)>
  • <Asan Elevated Bridge- Republic of Korea’s longest and
    largest rail bridge (arch bridge; 5.9㎞)>
Architecture and ancillary Machinery

Steel Structures

“In the beautiful buildings made with extensive experience and upgraded know-how that have been accumulated so far, customers can appreciate KOTEC’s capabilities for quality management and construction management. In particular, the company has proved time after time that it is the absolute leader in the Republic of Korea’s best airport steel frame test. As a successful partner of construction companies,KOTEC is making its technological prowess widely known to the world not only in Korea but also in high-risk and overseas steel bar project sites.”

- Review of production drawings

- Inspection and supervision of production and installation

- Completion inspection and safety diagnosis

- Non-destructive testing of steel

※ Stadiums, airports, hotels, skyscrapers, commercial buildings, cultural and assembly facilities, manufacturing plants

  • <Construction of Yongin Citizen Sports Park>
  • <Construction of Incheon International Airport Passenger Terminal>
Stage Facilities

Stage Facilities

“KOTEC is a specialized safety diagnosis company for stage facilities designated by the Ministry of Culture, Sports and Tourism.
With the safety-first corporate philosophy as its top priority, the company takes all measures to secure the safety of performance hall stage facilities by providing in-depth technical services such as diagnosis by specialized experts and presentation of repair plans."

- Design review and structural analysis

- Pre-registration safety inspection/regular safety inspection/precise safety inspection (non-destructive inspection)

- Maintenance work (self-safety inspection)

  • <Grand Theater of Sejong Center for the Performing Arts>
  • <Art Hall of Daejeon Arts Center>
Airport Boarding Bridge

Airport Boarding Bridges

“KOTEC makes every effort led by professionals to ensure the safety of boarding bridges.
Based on the management and operation guidelines of the airport boarding bridge facilities, manufacturing inspections and supervision, completion inspections, and regular safety inspections are conducted, risk factors and problems are analyzed,
and repair and reinforcement methods are proposed.

- Design review and structural analysis

- Production and installation inspection and supervision

- Regular safety inspections

- Completion and non-destructive testing

Public Facilities

Public facilities

“Public facilities are important spaces that must deliver reliable safety. KOTEC is committed to ensuring the safety of public facilities by conducting inspections or construction project management based on accumulated technical know-how and excellent skills, contributing to the protection of the people’s lives and property.”

- Review of production drawings and designs

- Production and installation supervision

- Safety diagnosis

※ Buildings and construction machinery facilities (electric dust collectors, platform safety doors, escalator/elevator, etc.) and water supply and drainage facilities,
tourist resting facilities (zipline, tower, monorail, cable car, etc.)

  • <Construction of Chuncheon Samaksan Cable Car>
  • <Improvement of the Old Elevation System (PSD, etc.)>
Water Gate Lock Gate

Water Gates and Lock Gates

“As a professional supervision and inspection company for the top floodgates and gates in the Republic of Korea,
KOTEC is realizing customer satisfaction by securing quality and providing differentiated technology services from the production stage to installation and commissioning based on the accumulated inspection performance and technology for steel structures and industrial facilities and abundant experience.”

- Review of production drawings and designs

- Safety inspection and non-destructive testing of steel

- Production and installation inspection and supervision

※ Lock gates, dock gates, floodgates (roller/radial/sluice/truss gate), and open/close winding devices

  • <Saemangeum New City Drainage Gate>
  • <Ara West Sea Lock Gate of Gyeongin Ara Waterway>
Off-Shore Facilities

Off-Shore Facilities

As the best steel structure inspection and supervision company in the Republic of Korea, KOTEC provides quality control to ensure stable quality of docking facilities such as jackets and pontoon bridges and offshore structures such as barges. Especially in quality control for offshore wind power, which is emerging as a mode of eco-friendly renewable energy, the company has solidified its position as an expert that can proclaim with conviction that “Quality Is Our Pride”.

- Review of production drawings and designs

- Production and installation inspection and supervision

- Forced non-destructive testing.

※Pontoon bridges, offshore wind power, berthing facilities, barges, crude oil and natural gas production, and drilling facilities

  • <Jacket for Greater Changhua Offshore Wind Farm, Taiwan>
  • <Berthing facilities for STC#2 OF Samsung Total>