哈尔巴岭特大桥旋挖钻成孔灌注桩施工技术哈尔巴岭特大桥旋挖钻成孔灌注桩施工技术 摘要:本文结合吉林至珲春铁路客运专线 JHS-IV 标段哈尔巴岭特大桥工程实例,详尽地介绍了在该桥施工中,采纳旋挖钻成孔灌注桩技术
文中着重论述了旋挖钻特点、工作原理、旋挖钻机的分类及成孔的主要工艺过程及操作要点等关键施工环节,在施工中积累了许多实践经验,可为类似工程施工提供借鉴
关键词:旋挖钻;成孔;灌注;技术 Abstract: this paper to hunchun jilin railway passenger dedicated line JHS - bid IV Hal BaLing super-large bridge project as an example, in the construction of the bridge is introduced in detail, adopts spiral drill hole filling pile technology
This paper emphatically discusses the spin dig drill characteristics, working principle, the classification of the rotating drill and hole of the main technological process and operating key points and other key construction links, and accumulated a lot of practical experience in construction, can provide reference for similar engineering construction