Underground Culvert

Efficient Operation of City & Advanced Utilization of Underground Space!

Necessary Structure to Maintain Pleasant Passing Space for Pedestrians and Safe and Comfortable Urban Environment!

Special Merits

  • Flexible body with steel material to be noncollapsable at earthquake or explosion
  • High deformation resistance with low risk of destruction due to rapid crack, shear stress, and distortion
  • Realization of high economy with long service life of structure and simple maintenance & repair (80% compared to concrete underground culvert)
  • Perfect waterproof on bolt connection part with the application of PVC waterproof cap
  • Available for improvement of beauty & preservation of road structure, smooth traffic passing