Measures for the technical problems
Construction engineering of the Niigata Minato tunnel
Measures for the technical problems
We have faced following major technical problems to construct the Niigata Minato tunnel. Various measures were taken for the solution of these problems.
- Liquefaction countermeasures for Soft sandy ground at Left bank retaining wall section
- Large-scaled excavation work at soft sandy ground with high ground-water level
- Seismic design for immersed tube tunnel at Soft sandy ground
- Creation of symbolic characteristics and realization of amenity space
Left bank retaining wall sectional view
Lamp sectional view
Sectional view of the immersed tube tunnel
*Click on the sectional view to see enlarged view