摘要
简要介绍顶管施工技术,并通过工程实例,对优化前、后的顶管施工,以及开挖施工的工程经济进行分析,指出顶管施工是旧城排水管网改造的趋势。
Based on project case, the paper comes to a conclusion that pipe jacking will be the trend in old urban drainage system upgrading by comparison on economy between project pre-optimizing and post-optimizing.
关键词
旧城排水管网
顶管施工
工程经济
old urban drainage system
pipe jacking construction
engineering economy
