南水北调天津干线工程穿越方案对比及施工期生态保护建议  

Comparison of Crossing Plans for the South to North Water Diversion Tianjin Main Line Project and Suggestions for Ecological Protection during the Construction Period

作　　者：赵宇 付家航 ZHAO Yu;FU Jia-hang(Tianjin Branch of China South to North Water Diversion Group Middle Route Co.,Ltd.,Tianjin 300000,China;Tianjin Branch of China South to North Water Diversion Group East Route Co.,Ltd.,Tianjin 300000,China)

机构地区：[1]中国南水北调集团中线有限公司天津分公司,天津300000 [2]中国南水北调集团东线有限公司天津分公司,天津300000

出　　处：《价值工程》2024年第31期45-47,共3页Value Engineering

摘　　要：对南水北调天津干线穿越的必要性分析,在此基础上进行跨越和穿越两种方案分析,最后从方案概述、工期及造价估算三方面对顶管隧道穿越方案以及定向钻方案进行比选,最后选定顶管隧道穿越方案。为后续其他工程穿越方案提供一种选择。This paper analyzes the necessity of crossing the Tianjin trunk line of the South to North Water Diversion Project.Based on this,two schemes are analyzed.Finally,the top pipe tunnel crossing scheme and directional drilling scheme are compared from three aspects:scheme overview,construction period,and cost estimation.Finally,the top pipe tunnel crossing scheme is selected,providing an option for other engineering crossing plans in the future.

关 键 词：穿越 顶管隧道穿越方案 定向钻方案 

分 类 号：TV871[水利工程—水利水电工程]