Obstacle Removal and Pile Extraction Construction

清障拔桩施工服务

Specialized construction services for removing existing piles and underground obstacles that conflict with new underground works.

面向既有桩基、地下障碍物与新建地下工程冲突场景的清障拔桩施工服务。

Supplied by Shanghai Qinuo Construction Engineering Co., Ltd.

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Overview

Service overview

This service supports underground construction projects where existing piles, abandoned foundations, industrial-site remnants, or other underground obstacles interfere with new works. Construction methods may include full-rotation casing, pile extraction, obstacle clearance, and related site preparation.

该服务面向既有桩基、废弃基础、工业场地遗留构件或其他地下障碍物影响新建工程的场景，可采用全回转、拔桩、清障及相关场地处理工艺，为后续基坑、盾构区间、顶管井或地下结构施工创造条件。

Scope

Service scope

Key components that may be provided for relevant engineering scenarios.

Full-rotation casing and pile extraction support
Applicable to existing pile conflicts
Suitable for constrained urban sites
Can support subsequent retaining, shaft, or jacking works
Construction method selected according to obstacle type and site condition

支持全回转与拔桩清障施工
适用于既有桩基冲突场景
适合城市受限场地施工
可服务于后续围护、竖井或顶管工程
可根据障碍物类型和场地条件选择施工方法

Scenarios

Applicable project scenarios

Typical project conditions where this offering may be relevant.

Obstacle removal before foundation pit construction
Pile extraction for rail-transit conflict clearance
Removal of old bored piles or precast piles
Industrial-site redevelopment
Utility tunnel and shaft construction preparation
Underground structure clearance

基坑施工前清障
轨道交通区间障碍桩拔除
旧钻孔灌注桩或预制桩清除
工业场地更新清障
综合管廊与竖井施工前处理
地下结构施工障碍物清除

Technical Information

Technical parameters

Representative project references include removal of piles conflicting with rail-transit works and obstacle removal for urban redevelopment projects
Project-specific parameters should be determined according to actual project conditions