Single pile foundation one-time forming construction method

• Main Authors: XU JIANZHONG, LIU ZHENTAO, LIN MINGDAO, CHEN YUANHAO, ZENG XIANGLE, LIU ZHENHAO, ZHU ZHENFENG, ZHENG WEIYOU, HE JIANBO, YUAN CHUNMING, ZHANG JIE, HUANG JIANHUA, YANG HAO, CHEN YUANLI, LIN ZHIJIAN, HU YOUZHAO, ZHOU JINGPING, WANG RUIQI, FAN QUANHU, HUANG HAI, YAN SHAOFU, XIANG JIANFENG, HUANG ZHIXIONG, HUANG XINGHUI, HUANG GENG, LUO WEILING, LIN GONGFAN, CHEN JINCAI
• Format: Patent
• Language: Chinese; English
• Published: 10.05.2024
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

A one-time forming construction method for a single pile foundation comprises the steps that an inner pile casing and an outer pile casing are embedded before a pile hole is drilled, after drilling is completed, a reinforcement cage is hung in, concrete is poured, then the inner pile casing is moved away, slurry in a pile head is cleared away through a pile head cleaner, then a formwork needed for pouring the pile head is installed, concrete is injected, and after the concrete of the pile head is solidified, the pile head is poured into the formwork; and the outer pile casing is moved away, the formwork is removed, and the ground is backfilled. According to the one-time forming construction method for the single-pile foundation, pouring construction of the whole pile body and the pile head of the engineering pile can be completed at a time, the construction period is greatly shortened, the construction difficulty is greatly lowered, the working efficiency is improved, and the problems of eccentricity, tiny se