EP1497501A1 - Procede de construction d'un barrage de correction ou d'un barrage pare-feu au moyen de blocs emboitables - Google Patents

Procede de construction d'un barrage de correction ou d'un barrage pare-feu au moyen de blocs emboitables

Info

Publication number
EP1497501A1
EP1497501A1 EP02718692A EP02718692A EP1497501A1 EP 1497501 A1 EP1497501 A1 EP 1497501A1 EP 02718692 A EP02718692 A EP 02718692A EP 02718692 A EP02718692 A EP 02718692A EP 1497501 A1 EP1497501 A1 EP 1497501A1
Authority
EP
European Patent Office
Prior art keywords
gear
dam
blocks
mat
type
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP02718692A
Other languages
German (de)
English (en)
Inventor
Keun-Hee Lee
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP1497501A1 publication Critical patent/EP1497501A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/20—Securing of slopes or inclines
    • E02D17/205—Securing of slopes or inclines with modular blocks, e.g. pre-fabricated
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02B—HYDRAULIC ENGINEERING
    • E02B7/00—Barrages or weirs; Layout, construction, methods of, or devices for, making same
    • E02B7/02—Fixed barrages
    • E02B7/04—Dams across valleys
    • E02B7/08—Wall dams
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/18—Making embankments, e.g. dikes, dams

Definitions

  • the present invention relates generally to a method for constructing a check dam or a fire prevention dam, and more particularly to a method for constructing a check dam using a gear-type block capable of storing soil and stones and discharging water through a space between blocks to prevent a flood disaster due to rising of a river route and a water level caused by incoming and accumulation of the soil and stones from a branch river to a main river, and a method for constructing a fire prevention dam using a gear-type block capable of providing an artificial water containing facility at a remote place to supply fire prevention water for early prompt suppression of a forest fire when it occurs, and also capable of providing a spawning and inhabitation ground for animals and plants at the waterside to contribute to the preservation of an ecosystem.
  • a river sill is a concrete beam with a gravity section.
  • Such a sill is mainly constructed with underwater concrete by a field placing method.
  • water pollution grows worse, and inhabitation environment for river fishes is destroyed.
  • erosion occurs severely at the lower end of the sill after the construction of the sill has been completed.
  • the sill may be damaged due to a flood, which requires repair or reconstruction of the sill.
  • a method for constructing a bank protecting wall using a bank protecting block which has the advantage of natural purification, such as water improvement, to some extent.
  • the present invention is disclosed in order to overcome the drawbacks caused in the bank protection works as mentioned above.
  • each of said gear-type blocks including an upper part and an lower part having projections and a groove thereon respectively, said upper and lower parts being provided for engaging one of said piled blocks with another block when the piling step is performed, each of said gear-type blocks including a middle part having a through hole of a predetermined dimension formed therein, each of said gear-type blocks including four lateral parts each having a ring for connecting adjacent blocks formed thereon;
  • said dam structure is constructed in the form of a pyramid such that a middle part of the structure is arranged at the level lower than either side part of the structure adjacent to either bank of the valley, which prevents any collapse due to pressure of enormous amount of water by letting a portion of the water out over the lower middle part if the volume of water kept in store is increased suddenly due to a localized torrential downpour.
  • a method for constructing a fire prevention dam using a gear-type block comprising the steps of:
  • each of said gear-type blocks including an upper part and an lower part having projections and a groove thereon respectively, said upper and lower parts being provided for engaging one of said piled blocks with another block when the piling step is performed, each of said gear-type blocks including a middle part having a through hole of a predetermined dimension formed therein, each of said gear-type blocks including four lateral parts each having a ring for connecting adjacent blocks formed thereon; (c) depositing a mat for containing water at the outer surface of the containing water along said first vertical pileup of the structure;
  • said gear-type blocks in the form of a block mattress on said mat for containing water at upper and lower streams of the lower end of said dam structure obtained from said first and second vertical pileup of the structure by connecting said gear-type blocks together with said rings.
  • said second vertical pileup of the gear-type blocks is provided in the step (d) such that a pileup surface at the lower stream of the structure is inclined at a predetermined angle.
  • Fig. 1 is a perspective view showing the structure of a gear-type block employed in a method for constructing a check dam or a fire prevention dam using a gear-type block according to the present invention
  • Fig. 2 is an illustration of a block mattress structure formed by connecting the gear-type blocks of Fig. 1 each other;
  • Fig. 3 is a perspective view showing the structure of a native rock-type block employed in a method for constructing a check dam using a gear-type block according to the present invention
  • Fig. 4 is a front view showing a check dam constructed by a method for constructing a check dam using a gear-type block according to the present invention
  • Fig. 5 is a cross-sectional view of the check dam of Fig. 4.
  • Fig. 6 is a cross-sectional view showing a fire prevention dam constructed by a method for constructing a fire prevention dam using a gear-type block according to the present invention.
  • a gear-type block or a native rock-type block employed in a method for constructing a check dam or a fire prevention dam will be described prior to the detailed description of the preferred embodiments of the present invention.
  • Fig. 1 is a perspective view showing the structure of a gear-type block employed in a method for constructing a check dam or a fire prevention dam using a gear-type block according to the present invention.
  • a gear-type block 100 employed in a method for constructing a check dam or a fire prevention dam is of a rectangle in a plan section.
  • a projection 101 and a groove 102 which is adjacent to the projection 101, respectively.
  • the projection 101 and the groove 102 which constitute a prominence and depression structure, are embedded into the river bed to some degree so that the blocks withstand a running water and the safe deposit of the blocks are maintained, and the projection 101 and the groove 102 are engaged with each other when the blocks are piled up to keep the construction of the block structure secure.
  • a through hole 103 of a predetermined dimension which decreases buoyancy when the block is sunk into the water and stabilize the river bed due to accumulation of soil and sand or small pebbles therein after the construction has been completed
  • steel rings 104 for connecting adjacent blocks respectively.
  • the steel ring 104 is made of deformed bar, although a stainless steel pipe may be coated on the outer surface of the deformed bar or the ring may be made of stainless steel if the block is constructed under sea water (salt water).
  • Fig. 2 is an illustration of a block mattress structure formed by connecting the gear-type blocks of Fig. 1 each other.
  • the gear-type blocks 100 are connected with each other in a plane by the steel rings 104 to constitute a block mattress structure 200 of a predetermined dimension.
  • the steel rings 104 are connected with each other by U-shaped bolts 110.
  • Fig. 3 is a perspective view showing the structure of a native rock-type block employed in a method for constructing a check dam using a gear-type block according to the present invention.
  • a native rock-type block 300 employed in a method for constructing a check dam using a gear-type block according to the present invention has irregular projections 301 formed diagonally thereon. Between the irregular projections 301 is formed gaps 302 in which soil is to be filled, and steel rings 303 are provided diagonally at the corners for connecting adjacent blocks.
  • the native rock-type blocks 300 constructed as described above are connected with each other by connecting the steel rings 303 each other using U-shaped bolts, as in the gear-type block 100.
  • Fig. 4 and Fig. 5 show a check dam constructed by a method for constructing a check dam using a gear-type block according to the present invention
  • Fig. 4 is a front view
  • Fig. 5 is a cross-sectional view of the check dam.
  • a bottom mat 500 for protecting weak ground is deposited on a prepared river bed 400 of a river or a valley where the check dam is to be constructed such that said mat is spread over the area broader than designed area of a bottom of the dam structure to be constructed.
  • the bottom mat 500 may be made of civil engineering fiber.
  • the gear-type blocks 100 which includes an upper part and an lower part having projections 101 and a groove 102 thereon respectively and being provided for engaging one of the piled blocks with another block when the piling step is performed, a middle part having a through hole 103 of a predetermined dimension formed therein, and four lateral parts each having a ring 104 for connecting adjacent blocks formed thereon, as shown in Fig. 1, are piled up in a form of a pyramid on the river bed where the bottom mat 500 is deposited.
  • the adjacent blocks are connected together by fixing the rings 104 formed at the lateral parts of each block using U-shaped bolts 110, preferably as in Fig.
  • the dam structure is constructed in the form of a pyramid such that a middle part of the structure is arranged at the level lower than either side part of the structure adjacent to either bank of the valley, as shown in Fig. 4, which prevents any collapse due to pressure of enormous amount of water by letting a portion of the water out over the lower middle part if the volume of water kept in store is increased suddenly due to a localized torrential downpour.
  • native rock-type blocks 300 which includes irregular projections 301 formed diagonally thereon, gaps 302 defined by the projections in which soil is to be filled, and rings 303 provided diagonally at the corners for connecting adjacent blocks, as shown in Fig. 3, in the form of a block mattress by connecting the native rock-type blocks 300 together with the rings 303.
  • the connection of the native rock-type blocks 300 is accomplished by connecting the steel rings 303 each other using the U-shaped bolts as in the connection of the gear-type blocks 100.
  • the native rock-type blocks 300 are deposited in the mattress structure at the upper and lower streams of the lower end of the dam structure in order to prevent any local erosion due to running water.
  • Fig. 6 is a cross-sectional view showing a fire prevention dam constructed by a method for constructing a fire prevention dam using a gear-type block according to the present invention.
  • a mat 600 for containing water is deposited on a prepared river bed 400 of a river or a valley where the fire prevention dam is to be constructed such that said mat is spread over the area broader than designed area of a bottom of the dam structure to be constructed.
  • the mat 600 for containing water may be made of non- woven fabric with no water permeability, such as polyester.
  • a plurality of gear-type blocks 100 as shown in Fig. 1 are plied up vertically on the river bed 400 where the mat 600 for containing water is deposited.
  • a mat 600' for containing water is deposited along the outer surface of the containing water of the first pileup structure.
  • the reason why the mat 600' for containing water is deposited is that the structure of the fire prevention dam must be able to contain and store the water unlike the check dam of Fig. 4 and Fig. 5.
  • a plurality of gear-type blocks 100 same as the aforesaid gear-type blocks are piled up at the outer surface of the containing water of the first pileup structure where the mat 600' for containing water is deposited.
  • the second vertical pileup of the gear- type blocks is provided such that a pileup surface at the lower stream of the structure is inclined at a predetermined angle, which is for the sake of the structural stability of the piled dam structure.
  • the gear-type blocks 100 are arranged in the form of a block mattress, as shown in Fig. 2, on the mat 600 for containing water at upper and lower streams of the lower end of the dam structure obtained from the first and second vertical pileup of the structure by connecting the gear-type blocks together with the steel rings 104.
  • the aforesaid fire prevention dam provides an artificial water containing facility at a remote place to shorten the distance and time for delivering water by a helicopter and thus supply fire prevention water for early prompt suppression of a forest fire when it occurs. As a result, the damage due to a forest fire is minimized.
  • the fire prevention dam is used as a source for drinking water normal times, and provides a spawning and inhabitation ground for animals and plants at the waterside to contribute to the preservation of an ecosystem and protect wild animals.
  • a method for constructing a check dam or a fire prevention dam using a gear-type block it is possible to store soil and stones and discharging water through a space between blocks since the check dam is constructed using the gear-type block of a prominence and depression structure, thereby preventing a flood disaster due to rising of a river route and a water level caused by incoming and accumulation of the soil and stones from a branch river to a main river. Furthermore, it is possible to provide an artificial water containing facility at a remote place, thereby supplying fire prevention water for early prompt suppression of a forest fire when it occurs, and to provide a spawning and inhabitation ground for animals and plants at the waterside normal times to contribute to the preservation of an ecosystem.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Paleontology (AREA)
  • Mechanical Engineering (AREA)
  • Revetment (AREA)

Abstract

L'invention concerne un procédé de construction d'un barrage de correction ou d'un barrage pare-feu au moyen de blocs emboîtables. Ce procédé consiste à déposer un matelas de base servant à protéger un sol fragile ou un matelas destiné à contenir de l'eau sur le lit préparé d'une rivière ou d'une vallée ; empiler une pluralité de blocs emboîtables de façon que les blocs adjacents soient reliés les uns aux autres au niveau de leurs parties latérales à l'aide d'anneaux de liaison, et que les blocs inférieurs et supérieurs soient emboîtés les uns dans les autres au moyen de structures saillantes et de rainures formées sur les parties supérieures et inférieures des blocs ; et former un matelas de blocs sur le matelas de base au niveau des courants supérieurs et inférieurs de l'extrémité inférieure de la structure de barrage, par emboîtement horizontal de blocs.
EP02718692A 2002-04-19 2002-04-19 Procede de construction d'un barrage de correction ou d'un barrage pare-feu au moyen de blocs emboitables Withdrawn EP1497501A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2002/000723 WO2003089720A1 (fr) 2002-04-19 2002-04-19 Procede de construction d'un barrage de correction ou d'un barrage pare-feu au moyen de blocs emboitables

Publications (1)

Publication Number Publication Date
EP1497501A1 true EP1497501A1 (fr) 2005-01-19

Family

ID=29244673

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02718692A Withdrawn EP1497501A1 (fr) 2002-04-19 2002-04-19 Procede de construction d'un barrage de correction ou d'un barrage pare-feu au moyen de blocs emboitables

Country Status (5)

Country Link
US (1) US20050158122A1 (fr)
EP (1) EP1497501A1 (fr)
CN (1) CN1625634A (fr)
AU (1) AU2002249676A1 (fr)
WO (1) WO2003089720A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2010003819A (es) 2007-11-08 2010-04-30 Keystone Retaining Wall System Bloque de pared con almohadillas de soporte de peso y metodo de produccion de bloques de pared.
US7708495B1 (en) 2007-11-20 2010-05-04 Chris Antee Levee system
CN100577918C (zh) * 2007-12-20 2010-01-06 马向前 一种治理水土流失的流域堰系及其构筑方法
CN102182163B (zh) * 2011-04-02 2012-09-05 中国科学院水利部成都山地灾害与环境研究所 一种组装式泥石流拦砂坝及其施工方法
JP5765834B1 (ja) * 2014-10-17 2015-08-19 株式会社 林物産発明研究所 耐震性を具えた治水用構築物を建造するための組立ブロック
JP6808211B2 (ja) * 2016-04-25 2021-01-06 シバタ工業株式会社 砂防堰堤の補強構造体の施工方法
JP6865455B2 (ja) * 2016-05-06 2021-04-28 ナカダ産業株式会社 洗掘防止材の敷設方法
JP6814108B2 (ja) * 2017-08-10 2021-01-13 日立造船株式会社 防波堤システム
JP7466858B2 (ja) * 2020-03-31 2024-04-15 一般財団法人砂防・地すべり技術センター 砂防堰堤
JP2020159189A (ja) * 2020-07-01 2020-10-01 シバタ工業株式会社 砂防堰堤の補強構造体の施工方法及び砂防堰堤の補強構造体
CN114411655B (zh) * 2021-12-29 2024-04-12 长春工程学院 一种用于水土保持的多级拦沙装置
JP7393094B1 (ja) 2023-05-02 2023-12-06 原田 好也 砂防ダム及び導流堤

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JPH0786215B2 (ja) * 1992-07-07 1995-09-20 共和コンクリート工業株式会社 ブロックの連結方法
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Also Published As

Publication number Publication date
WO2003089720A1 (fr) 2003-10-30
CN1625634A (zh) 2005-06-08
US20050158122A1 (en) 2005-07-21
AU2002249676A1 (en) 2003-11-03

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