建筑工程冲孔灌注桩基础施工技术要点分析

Analysis on Key Points of Construction Technology of Punching Cast-in-place Pile Foundation in Construction Engineering

建筑工程中的基础承载力是确保建筑物稳定性和安全的重要因素之一。而冲孔灌注桩作为一种常用的基础施工技术,具有结构承载能力强、抗震性好、适用范围广等优势,在各类建筑工程中得到广泛应用。文章介绍了冲孔灌注桩的定义和特点,详细阐述了其施工过程中的关键技术要点,包括现场勘察、桩基布置、钻孔与注浆、模板支撑、灌浆与浇筑等方面,最后总结了冲孔灌注桩基础施工技术要点对于保证工程质量和安全的重要性,并提出了未来的发展趋势和挑战。

The bearing capacity of foundation in construction engineering is one of the important factors to ensure the stability and safety of buildings.As a common foundation construction technology,punching cast-in-place pile has the advantages of strong structural bearing capacity,good seismic resistance and wide application scope,and is widely used in various construction projects.This paper introduces the definition and characteristics of the punched cast-in-place pile,and expounds in detail the key technical points in its construction process,including site investigation,pile foundation layout,drilling and grouting,formwork support,grouting and pouring,etc.Finally,the importance of the key points of the construction technology of the bored pile foundation for ensuring the quality and safety of the project is summarized,and the future development trend and challenges are put forward.