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Application of Directional Drilling Technology to Natural Gas Pipeline Project Crossing Yongding River
Author(s): 
Pages: 47-50
Year: Issue:  8
Journal: Gas & Heat

Keyword:  定向钻非开挖天然气管道穿越河流围堰法顶管法;
Abstract: 比较了围堰法、顶管法和定向钻法穿越河流的施工工艺及优缺点,探讨了天然气管道穿越永定河方案的比较及选择、对GB 50286-98 《堤防工程设计规范》相关条文的理解,提出了为进一步提高安全性采取的技术措施.
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