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Composite cofferdam suitable for river channel construction and construction method
The composite cofferdam comprises a soil bag temporary cofferdam body and a rubble concrete cofferdam body, the soil bag temporary cofferdam body comprises W-shaped steel sheet piles, bagged clay arranged on the two sides of the W-shaped steel sheet piles and waterproof geotechnical cloth laid on the surfaces of the bagged clay, and the rubble concrete cofferdam body is arranged on the W-shaped steel sheet piles. Clay is laid on the surface of the side, corresponding to the upstream face, of the waterproof geotechnical cloth. According to the soil bag temporary cofferdam, a water blocking structure can be rapidly formed, water flow permeation and scouring in a construction area are prevented, a relatively dry and stable construction environment is provided, the construction quality and safety are guaranteed, the cofferdam can adapt to settlement changes of a foundation while the waterproof performance is kept, water flow permeation is effectively blocked through a waterproof structure, and the water blocking effect is good. The stability and durability of the cofferdam in a complex environment are ensured, the requirement for later maintenance is reduced, and the overall quality and safety of a project are improved.
本发明公开了一种适用于河道施工的复合围堰及施工方法,包括土袋临时围堰与毛石混凝土围堰,土袋临时围堰包括W型钢板桩,设置于W型钢板桩两侧的袋装粘土以及铺设于袋装粘土表面的防水土工布,防水土工布对应迎水面的一侧表面铺设有粘土;本发明,土袋临时围堰能够迅速形成阻水结构,防止施工区域内的水流渗透和冲刷,提供一个相对干燥和稳定的施工环境,保证了施工的质量和安全,围堰在保持防水性能的同时,能够适应地基的沉降变化,防水结构有效阻挡了水流的渗透,确保围堰在复杂环境中的稳定性和耐久性,减少了后期维护的需求,提高了工程的整体质量和安全性。
Composite cofferdam suitable for river channel construction and construction method
The composite cofferdam comprises a soil bag temporary cofferdam body and a rubble concrete cofferdam body, the soil bag temporary cofferdam body comprises W-shaped steel sheet piles, bagged clay arranged on the two sides of the W-shaped steel sheet piles and waterproof geotechnical cloth laid on the surfaces of the bagged clay, and the rubble concrete cofferdam body is arranged on the W-shaped steel sheet piles. Clay is laid on the surface of the side, corresponding to the upstream face, of the waterproof geotechnical cloth. According to the soil bag temporary cofferdam, a water blocking structure can be rapidly formed, water flow permeation and scouring in a construction area are prevented, a relatively dry and stable construction environment is provided, the construction quality and safety are guaranteed, the cofferdam can adapt to settlement changes of a foundation while the waterproof performance is kept, water flow permeation is effectively blocked through a waterproof structure, and the water blocking effect is good. The stability and durability of the cofferdam in a complex environment are ensured, the requirement for later maintenance is reduced, and the overall quality and safety of a project are improved.
本发明公开了一种适用于河道施工的复合围堰及施工方法,包括土袋临时围堰与毛石混凝土围堰,土袋临时围堰包括W型钢板桩,设置于W型钢板桩两侧的袋装粘土以及铺设于袋装粘土表面的防水土工布,防水土工布对应迎水面的一侧表面铺设有粘土;本发明,土袋临时围堰能够迅速形成阻水结构,防止施工区域内的水流渗透和冲刷,提供一个相对干燥和稳定的施工环境,保证了施工的质量和安全,围堰在保持防水性能的同时,能够适应地基的沉降变化,防水结构有效阻挡了水流的渗透,确保围堰在复杂环境中的稳定性和耐久性,减少了后期维护的需求,提高了工程的整体质量和安全性。
Composite cofferdam suitable for river channel construction and construction method
一种适用于河道施工的复合围堰及施工方法
MIAO WEI (Autor:in) / WU PENGFEI (Autor:in) / ZHOU XIYONG (Autor:in) / ZHANG ZHAOCHENG (Autor:in) / WANG CHENGQIANG (Autor:in)
20.12.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
E02D
FOUNDATIONS
,
Gründungen
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