沉管工程大体积高性能抗裂防渗混凝土施工控制技术  

Construction Control Technology of High Performance Crack Resistance and Anti-Seepage Concrete for Immersed Tube

作　　者：聂莉萍[1] 李社伟 

机构地区：[1]江西交通职业技术学院,江西南昌330209 [2]中铁隧道集团二处有限公司,江西南昌330209

出　　处：《企业技术开发》2016年第5期18-22,共5页Technological Development of Enterprise

摘　　要：南昌市红谷隧道沉管工程及东、西两岸主体结构属大体积混凝土,设计使用寿命100年,采用高性能混凝土施工。文章基于高性能混凝土的基本知识和施工过程,对遇到的常见重点、难点问题做出简要的概述,提出高性能、大体积抗裂防渗沉管混凝土的施工控制关键技术。Nanchang Red valley tunnel immersed tube and cross-strait main structure are mass concrete,the design service lifeis 100 years.In this paper,high performance concrete was used in this project,basic knowledge and construction commonproblem were introduced.On this basis,the key construction control technology of high performance crack resistance andanti-seepage mass concrete for immersed tube were also presented.

关 键 词：沉管 大体积抗裂防渗高性能混凝土 施工控制技术 

分 类 号：TU755[建筑科学—建筑技术科学]