仪征—长岭原油管道工程长江穿越方式比选
Comparison on Crossing Techniques over the Yangtze River for Yizheng-Changling Oil Pipeline Project
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摘要: 根据仪征—长岭原油管道工程长江穿越地质条件, 通过对定向钻穿越及隧道穿越施工的特点分析, 运用风险分析的方法对两种穿越方式进行比选, 为仪征—长岭原油管道工程长江穿越确定了经济、安全、合理的穿越方式。Abstract: Comparison between horizontal directional drilling technique and tunneling technique was conducted using risk analysis method through characteristics analysis of the two crossing methods based on geotechni-cal conditions of the Yangtze River Crossing in Yizheng-Changling Oil Pipeline Project, which provides an economic, safe and rational method for crossing over the Yangtze River of Yizheng-Changling Oil Pipeline.