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Concrete bridge construction - South Korea

South Korea
  1. ILWONTECH CO., LTD.

    South Korea

    ILWONTECH CO., LTD is a professional company specialized in the maintenance and safety inspections for facilities and has carried on repairs/reinforcements and safety inspections for bridge structures since its establishment in 1999. An expansion joint is a main member used in the construction of a bridge as well as the bridge support, and it can make a smooth movement of bridge slab caused by the temperature change, drying shrinkage, live load etc. This expansion joint is frequently damaged among bridge members caused by the increase of traffic load, installation and careless repair. Also, the failure of expansion joint accelerates the malfunction of bridge support and the carbonation of a bridge concrete as drain water and sewage flow to the under part of bridge structure. Therefore, our company designed a new expansion joint, called Long Expansion Joint. The company also developed an Earthquake-proof Expansion Joints.

  2. ILWONTECH CO., LTD.

    South Korea

    ILWONTECH CO., LTD. is a professional company that specializes in the maintenance and safety diagnosis for the facilities and has carried out the repair/reinforcement and safety diagnosis for the bridge structure since the establishment in 1999. Based on the construction technology and many experiences, we have found the problem of expansion joint in the existing bridge and registered 20 different types of patent on a new device by developing it as a product which is easy to maintain and manage. An expansion joint is a main component used in the construction of a bridge as well as a bridge support, and it can make a smooth movement of bridge slab caused by the temperature change, drying shrinkage, live load etc. This expansion joint is frequently damaged among bridge members caused by the increase of traffic load, installation and careless repair.

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Concrete bridge construction - South Korea

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