Minami-komae Interceptor Trunk Line Construction Work (Phase 3)

Construction details High-density slurry type pipe jacking method
Method Slurry type Mud max method
Completion date Nov. 2011
Location of Construction Kobe city, Hyogo Prefecture
Ordering party Kobe city
Pipe diameter φ1500㎜
Distance L=519.0m
Type of soil L=519.0m
Gravel size φ240㎜

Work summary

Nominal diameter φ1500mm
Distance of pipe jacking L=519.0m
Type of soil L=519.0m
N value
Percentage of gravel
Maximum gravel size
Groundwater level
Underground obstacles
Construction period

During the pipe jacking work near the revetment, the soil condition was a gravel layer containing seawater in the groundwater. The launching yard was small and we had a hard time installing slurry equipment.