刍议粉喷桩施工工艺流程刍议粉喷桩施工工艺流程 摘要:本文分析了粉喷桩加固软土地基的优点及施工过程中长出现的问题,并从施工准备、施工工艺流程、施工注意事项这三点来阐述了粉喷桩的施工流程,对影响施工质量的几个因素的控制进行了阐述
关键词:粉喷桩;施工工艺;注意事项 Abstract: This paper analyzes the advantages of long appeared and the construction process of powder spraying pile in strengthening soft soil foundation in question, and from construction preparation, construction process, construction precautions described the construction process of powder spraying pile the three points to, control of several factors affecting the quality of the construction explained the
Key words: DJM pile; construction technology; note 中图分类号:S275 前言 采纳粉喷桩处理软土地基,具有造价低、工艺简单、施工周期短、无振动等优点,近几年已被广泛应用于铁路、公路、市政工程、港口、码头以及工业与民用建筑等土建工程地基加固中,取得了较好的经济效益及社会效益
粉喷桩是以水泥为固化剂,利用深层搅拌机械对原状软土进行强制搅拌,经水泥与软弱土之间的离子交换作用、凝聚作用、化学作用等一系列作用,而生成一种特别的具有较高强度、较好特性和水稳定性的混合柱