南水北调中线西四环暗挖段暗涵二衬支护时机的研究

西四环暗涵浅埋暗挖隧洞二衬支护何时施做,关系到西四环暗涵工程、西四环路及周边建筑物安全,并对二衬支护质量、施工周期、工程造价有较大影响,对该课题进行了阐述.

Timbering Opportunity of the Buried Culvert under the West Fourth Ring Road of the Middle Route Project in the South-to-North Water Diversion

This paper explains the timbering opportunity of second liner of the buried culverf under the west fourth ring road not only influences the security of the buried culvert, the west fourth ring road and surrounding structures, but also the quality of second liner timbering, the construction period and project cost.