大体积混凝土的泌水现象  

The Phenomenon of Large Volume Concrete Bleeding

作　　者：朱转霞 

机构地区：[1]甘肃兴陇交通工程监理有限责任公司

出　　处：《城市建筑》2014年第21期271-271,342,共2页Urbanism and Architecture

摘　　要：甘肃省平凉市双桥路泾河大桥桥梁宽度24.4m，桥面为双向四车道。大桥上部结构采用预应力混凝土简支箱梁＋预应力混凝土下承式系杆拱桥＋预应力混凝土间支箱梁。本文以该桥为例，对其混凝土泌水原因进行了分析，并提出了有效的措施。The bridge over the Jing River in Pingliang city of Gansu province is 24.4m wide, and is of tow lanes on either side. The upper structure of bridge is a combination of a prestressed concrete supported box girder, a prestressed concrete tied arch bridge and a prestressed concrete box girder. In this paper, the author took the bridge as an example analyzing the reasons for its concrete bleeding and puting forward some effective measures.

关 键 词：泌水现象 混凝土 措施 

分 类 号：TU755[建筑科学—建筑技术科学]