| 摘要 |
PURPOSE:To reduce cost of levee construction by lessening the construction time on site by making up the levee from a base ship, a king post provided on the base ship, a sheathing wall, and an inclined pile. CONSTITUTION:A base ship 6 which can be charged with water and drained is provided on a ship building base, a kind post 1 is erected on the base ship 6, a sheathing wall 4 is surrounded about it, and floating towers 7 and 7' are temporarily attached. In the first place, the base ship 6 and the floating towers 7 and 7' for settlement are evacuated to produce a buoyancy and towed on the sea to a construction site, the sea water is charged into the base ship 6, and base ship 6 is settled while balancing it bythe towers 7 and 7'. Then, a necessary number of base ship 6 units provided with such levee structures as the king post 1, the sheathing wall 4, etc., are set on the seabed in succession, the back side of the levee is embedded 15, and a calking 5 is applied to the head portion to complete the construction of revetment. |
