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复杂地质条件下水中超长超密群桩成孔控制技术
引用本文:薛峰.复杂地质条件下水中超长超密群桩成孔控制技术[J].铁道工程学报,2003(2):104-108.
作者姓名:薛峰
作者单位:中铁十四局集团公司,济南,250014
摘    要:东营黄河大桥主桥为 (116 2 0 0 2 0 0 116 ) m预应力钢筋混凝土刚构 -连续梁 ,其中主桥 10 #墩位于黄河河槽内 ,基础下布置 4 9根直径 1.5 m,长 115 m钻孔灌注桩 ,桩中心间距 3.9m。主要介绍位于黄河主河槽复杂地质条件下的主桥 10 #水中墩钻孔灌注桩成桩工艺。

关 键 词:超长钻孔群桩  成孔控制技术
文章编号:1006-2106(2003)02-0104-05
修稿时间:2003年1月5日

A BORING CONTROL TECHNOLOGY FOR IN-WATER CONSTRUCTION OF DENSELY CLUSTERED,LENGTHENED PILES UNDER COMPLEX GEOLOGICAL CONDITIONS
XUE Feng,China Railway Fourteenth Engineering Bureau Group Corporation.A BORING CONTROL TECHNOLOGY FOR IN-WATER CONSTRUCTION OF DENSELY CLUSTERED,LENGTHENED PILES UNDER COMPLEX GEOLOGICAL CONDITIONS[J].Journal of Railway Engineering Society,2003(2):104-108.
Authors:XUE Feng  China Railway Fourteenth Engineering Bureau Group Corporation
Institution:XUE Feng China Railway Fourteenth Engineering Bureau Group Corporation
Abstract:The main body of Dongying Yellow River Bridge is a continuous rigid frame bridge of a prestressed reinforced concrete structure,with a span of 116 200 220 200 116 meters.The tenth pier of the main bridge takes its root into the riverbed.Its foundation is mainly made up of 49 non displacement piles,which are 1.5 meters in diameter and 115 meters in length,and the center distances between the piles are 3.9 meters only.This paper presents the boring control technology for in water construction of the non displacement piles for the tenth pier of the bridge mentioned above under complex geological conditions on the bed of Yellow River.
Keywords:non  displacement pile  boring control technology  
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