|
|
|
| Research on the High Performance Concrete Construction Technology for Large Sectional Loess Tunnel |
| LIU Xu –quan |
| Key Tunnel Project Headquarter of Zhengzhou-Xian Passenger Dedicated Line, China Railway First Group Co. Ltd.，Tongguan, Shanxi714300, China |
|
|
|
|
Abstract Research purposes: The researches are done on the high performance concrete construction technology for large sectional loess tunnel, including option of raw materials for concrete，design of matching ratio, matching the concrete construction machines, concrete construction techniques and inspection of concrete construction quality, for the purposes of overcoming the problems in construction of large sectional loess tunnel on Zhengzhou-Xi an Passenger Dedicated Line and seeking the suitable construction technology for loess tunnel.
Research results: Through doing researches, the design scheme of matching ratio of high performance concrete is selected to meet the durable requirement, the matching technology of concrete construction machinery and construction procedure，mastered, and the summary is made on high performance concrete construction technology for large sectional loess tunnel on passenger dedicated line to achieve the rapid, high quality and high efficient construction.
|
|
Received: 24 June 2008
|
|
|
|
|
|
[1] TZ 216-2007，客运专线铁路隧道工程施工技术指南[S].
[2]铁建设[2005] 160号，客运专线铁路隧道工程施工质量 暂行标准[S].
[3]铁道第一勘察设计院.新建铁路郑州至西安客运专线秦 东隧道设计资料[C].西安:铁道第一勘察设计院,2006.
[4]中铁一局集团有限公司.大断面黄土隧道综合施工技术 研究[C].西安:中铁一局集团有限公司，2007.
[5]TB 10426ー2004 ,铁路工程结构混凝土强度检测规程 [S].
[6]铁建设[2005 ] 160号，铁路混凝土工程施工质量验收补 充标准[S].
|
|
|
|
2008, Vol. 25 
