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Occlusive pile construction method for positioning plain piles and reinforced concrete piles respectively
The embodiment of the invention provides an occlusive pile construction method for positioning plain piles and reinforced concrete piles respectively. Retaining wall piles comprise the plain piles and the reinforced concrete piles which are alternately arranged, wherein the adjacent retaining wall piles are mutually occluded to form an occlusive pile, and the formed occlusive pile is used for a retaining wall of an underground excavation pit foundation. The method comprises the steps that pilot tunnels facilitating construction of the retaining wall piles are excavated before construction of all the retaining wall piles according to the construction sequence of the retaining wall piles; the plain piles are sequentially constructed according to the preset construction sequence, and gaps are formed between the adjacent plain piles; after the plain piles are formed, construction is carried out at the positions, adjacent to the first formed plain pile, of the reinforced concrete piles, and all the reinforced concrete piles are formed through sequential progressive construction; the distance between the boundary of each plain pile and the boundary of an adjacent main body structure is a first preset distance; and the distance between the boundary of each reinforced concrete pile and the boundary of the adjacent main body structure is a second preset distance, and the second preset distance is larger than the first preset distance. The distance between the boundary of each reinforced concrete pile and the main body structure is larger than the distance between the boundary of each plain pile and the main body structure, and the protection strength on the main body structure is improved.
本发明实施例提供一种素桩、荤桩分别定位的咬合桩施工方法,护壁桩包括交替设置的素桩和荤桩,通过相邻的护壁桩互相咬合形成咬合桩,将所形成的咬合桩用于暗挖坑基护壁,所述方法包括:按照护壁桩施工顺序在各护壁桩施工前开挖便于护壁桩施工的导洞;素桩按照预设施工顺序依次施工,相邻素桩之间具有间隙;在素桩成桩后,在第一个成桩的素桩相邻的荤桩位施工,依次递进施工形成所有荤桩;每个素桩的边界与其所相邻的主体结构的边界之间的距离第一预设距离;荤桩的边界与其所相邻的主体结构的边界之间的距离为第二预设距离,所述第二预设距离大于所述第一预设距离。荤桩的边界距离主体结构的距离到距离,大于素桩的边界到主体结构的距离,提高对主体结构的保护力度。
Occlusive pile construction method for positioning plain piles and reinforced concrete piles respectively
The embodiment of the invention provides an occlusive pile construction method for positioning plain piles and reinforced concrete piles respectively. Retaining wall piles comprise the plain piles and the reinforced concrete piles which are alternately arranged, wherein the adjacent retaining wall piles are mutually occluded to form an occlusive pile, and the formed occlusive pile is used for a retaining wall of an underground excavation pit foundation. The method comprises the steps that pilot tunnels facilitating construction of the retaining wall piles are excavated before construction of all the retaining wall piles according to the construction sequence of the retaining wall piles; the plain piles are sequentially constructed according to the preset construction sequence, and gaps are formed between the adjacent plain piles; after the plain piles are formed, construction is carried out at the positions, adjacent to the first formed plain pile, of the reinforced concrete piles, and all the reinforced concrete piles are formed through sequential progressive construction; the distance between the boundary of each plain pile and the boundary of an adjacent main body structure is a first preset distance; and the distance between the boundary of each reinforced concrete pile and the boundary of the adjacent main body structure is a second preset distance, and the second preset distance is larger than the first preset distance. The distance between the boundary of each reinforced concrete pile and the main body structure is larger than the distance between the boundary of each plain pile and the main body structure, and the protection strength on the main body structure is improved.
本发明实施例提供一种素桩、荤桩分别定位的咬合桩施工方法,护壁桩包括交替设置的素桩和荤桩,通过相邻的护壁桩互相咬合形成咬合桩,将所形成的咬合桩用于暗挖坑基护壁,所述方法包括:按照护壁桩施工顺序在各护壁桩施工前开挖便于护壁桩施工的导洞;素桩按照预设施工顺序依次施工,相邻素桩之间具有间隙;在素桩成桩后,在第一个成桩的素桩相邻的荤桩位施工,依次递进施工形成所有荤桩;每个素桩的边界与其所相邻的主体结构的边界之间的距离第一预设距离;荤桩的边界与其所相邻的主体结构的边界之间的距离为第二预设距离,所述第二预设距离大于所述第一预设距离。荤桩的边界距离主体结构的距离到距离,大于素桩的边界到主体结构的距离,提高对主体结构的保护力度。
Occlusive pile construction method for positioning plain piles and reinforced concrete piles respectively
一种素桩、荤桩分别定位的咬合桩施工方法
MENG XIANGLEI (Autor:in) / LIU DAPENG (Autor:in) / CHEN JIAXIN (Autor:in) / GAO XIN (Autor:in) / LIU CHAOQUN (Autor:in) / YANG DI (Autor:in) / XU YANG (Autor:in)
20.04.2021
Patent
Elektronische Ressource
Chinesisch
IPC:
E02D
FOUNDATIONS
,
Gründungen
BIM-assisted occlusive pile construction method for reinforced piles and unreinforced piles
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|Occlusive pile construction method and prefabricated occlusive piles used for method
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|Engineering Index Backfile | 1947
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