Title:
STRUCTURAL BODY FOR TURBID WATER PASSAGE TYPE BREAK WATER
Document Type and Number:
Japanese Patent JP2698729
Kind Code:
B2
Abstract:
PURPOSE: To make the inner district of a harbor where the mouth of a river is formed a calm district, and enable turbid water including sediment which flows out of the river to the inside of the harbor to be discharged out of the inside of the harbor to the outside of the harbor.
CONSTITUTION: Each turbid water passage type caisson 10 is arranged in a sea district 40 opposite to the river mouth 42a of a river 42. A first opening 22 is formed in an inner surface 12 faced to the inside 44 of a harbor partitioned by the caissons 10 and a second opening 24 is formed in an outer surface 14 faced to the outside 46 of the harbor, and a turbid water passage hole 20 connecting both the openings to each other is provided. The first opening 22 is larger in diameter than the second opening 24, and the second opening 24 is opened to a wave reflecting surface 18 which corresponds to the downstream area of a return flow A when the return flow A is formed at the reflecting surface 18.
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Inventors:
Hiroshi Umeda
Hiroki Soeda
Toshifumi Sato
Nishiyama Keiji
Hiroki Soeda
Toshifumi Sato
Nishiyama Keiji
Application Number:
JP16222892A
Publication Date:
January 19, 1998
Filing Date:
May 28, 1992
Export Citation:
Assignee:
Toda Construction Co., Ltd.
International Classes:
E02B3/00; E02B3/06; E02D23/00; (IPC1-7): E02B3/06; E02B3/00
Domestic Patent References:
| JP1318609A | ||||
| JP569601B2 | ||||
| JP322328Y2 |
Attorney, Agent or Firm:
Fuse Yukio (2 outside)