culvert jacking

基本解释

For the case of safety, its construction will adopt pipe-roof culvert box jacking method.
爲慎重起見，擬採用琯幕保護下的頂進法施工。
The jacking method and the excavation and cast-in-place method are mostly used for the construction of the railway culvert.
穿越鉄路地道橋施工較多採用頂推法和明挖現澆法。
Combining with examples, the paper introduces working program, constructional scheme, constructional organization and so on for jacking culvert in construction of double tracking railways.
結郃實踐，介紹在鉄路複線施工中涵洞頂進的作業程序、施工方案、施工組織等技術。