浏阳河隧道抗拔桩桩身质量控制要点及检测方法  

The Quality Control Points of Liuyang River Tunnel Uplift Column and Detection Methods

作　　者：黄小兰[1] 

机构地区：[1]中铁一局集团第五工程有限公司,宝鸡721006

出　　处：《价值工程》2013年第12期106-107,共2页Value Engineering

摘　　要：本文通过对浏阳河隧道出口段衬砌底板下设置抗拔桩抗浮的施工案例,根据实际施工经验提出灌注前准备、灌注过程中的合理有效的控制手段,探讨在不良地质地段的开挖、砼浇注过程采取必要的施工措施,从而保证桩身砼质量。文章最后,还对检测方法、结果评定等方面也做了相关介绍,为基桩施工积累了宝贵的施工经验。In this paper, through the construction case of arranging uplift pile under lining plate in Lluyang river tunnel segment, naseu on the practical construction experience, preparation before perfusion, rational and effective control means of process of perfusion was put forward, and necessary construction measures adopted in process of excavation and concrete pouring in bad geological sections were discussed, so as to ensure the quality of pile shaft concrete. Finally, the detection method, and evaluation of results were also introduced, accumulating valuable construction experience for pile foundation construction.

关 键 词：人工挖孔桩 砼 质量 控制 

分 类 号：U45[建筑科学—桥梁与隧道工程]