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Coastal facies silt geology foundation pit supporting structure and construction method
The invention relates to the technical field of foundation pit construction, in particular to a coastal facies silt geology foundation pit supporting structure and a construction method.The coastal facies silt geology foundation pit supporting structure comprises an outer support, a side slope and an inner support, the outer support is arranged on the periphery of the side slope, a plurality of outer steel sheet piles are continuously engaged and connected to form the outer support, and the inner support is arranged at the bottom of the side slope and comprises steel sheet piles, steel pipe piles and top beams; the steel sheet piles and the steel pipe piles are alternately and continuously arranged in a lap joint mode, the upper surfaces of the steel pipe piles are higher than the upper surfaces of the steel sheet piles, the top beams are arranged on the tops of the steel sheet piles, and the steel pipe piles are poured in the top beams. The material waste is reduced; the steel pipe pile is poured in the top beam, so that the integrity of the top beam and the steel pipe pile can be ensured, and the support is firmer; a foundation pit slope and an outer support are arranged, so that the surrounding soil can be prevented from slipping, landslide and the like, and the long-term stability and safety of a project are guaranteed.
本发明涉及基坑施工的技术领域,尤其涉及一种滨海相淤泥地质基坑支护结构和施工方法,包括外支护、边坡和内支护,外支护设置在边坡的外围,若干外钢板桩连续咬合连接形成外支护,内支护设置在边坡的底部,包括钢板桩、钢管桩和冠梁,若干钢板桩与钢管桩交替连续搭接设置,钢管桩的上表面高于钢板桩的上表面,冠梁设置在钢板桩的顶部,钢管桩浇筑在冠梁内部,本发明的支护结构,相较于传统的灌注桩支护,造价更低,支护所使用的钢管桩和钢板桩能够重复使用,减少材料浪费;钢管桩浇筑在冠梁的内部,能够保证冠梁和钢管桩的整体性,使支护更加牢固;设置基坑边坡以及外支护,能够防止周围土壤发生溜方、滑坡等,保证项目的长期稳定性和安全。
Coastal facies silt geology foundation pit supporting structure and construction method
The invention relates to the technical field of foundation pit construction, in particular to a coastal facies silt geology foundation pit supporting structure and a construction method.The coastal facies silt geology foundation pit supporting structure comprises an outer support, a side slope and an inner support, the outer support is arranged on the periphery of the side slope, a plurality of outer steel sheet piles are continuously engaged and connected to form the outer support, and the inner support is arranged at the bottom of the side slope and comprises steel sheet piles, steel pipe piles and top beams; the steel sheet piles and the steel pipe piles are alternately and continuously arranged in a lap joint mode, the upper surfaces of the steel pipe piles are higher than the upper surfaces of the steel sheet piles, the top beams are arranged on the tops of the steel sheet piles, and the steel pipe piles are poured in the top beams. The material waste is reduced; the steel pipe pile is poured in the top beam, so that the integrity of the top beam and the steel pipe pile can be ensured, and the support is firmer; a foundation pit slope and an outer support are arranged, so that the surrounding soil can be prevented from slipping, landslide and the like, and the long-term stability and safety of a project are guaranteed.
本发明涉及基坑施工的技术领域,尤其涉及一种滨海相淤泥地质基坑支护结构和施工方法,包括外支护、边坡和内支护,外支护设置在边坡的外围,若干外钢板桩连续咬合连接形成外支护,内支护设置在边坡的底部,包括钢板桩、钢管桩和冠梁,若干钢板桩与钢管桩交替连续搭接设置,钢管桩的上表面高于钢板桩的上表面,冠梁设置在钢板桩的顶部,钢管桩浇筑在冠梁内部,本发明的支护结构,相较于传统的灌注桩支护,造价更低,支护所使用的钢管桩和钢板桩能够重复使用,减少材料浪费;钢管桩浇筑在冠梁的内部,能够保证冠梁和钢管桩的整体性,使支护更加牢固;设置基坑边坡以及外支护,能够防止周围土壤发生溜方、滑坡等,保证项目的长期稳定性和安全。
Coastal facies silt geology foundation pit supporting structure and construction method
一种滨海相淤泥地质基坑支护结构和施工方法
MA WANLI (author) / WANG CHAO (author) / WANG HAIYU (author) / KONG LINGFENG (author) / YANG SHIWU (author) / LI ZHIWEI (author) / GUO QIANKUN (author) / HUANG BAILIN (author)
2024-03-26
Patent
Electronic Resource
Chinese
IPC:
E02D
FOUNDATIONS
,
Gründungen
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