摘要
本文介绍了 H420型气动夯管锤首次在武汉地区成功地铺设了 φ820 钢管,穿越距离达65.8m,口径大,距离长。文中总结了方案的选择与施工方法,旨在为困难铺管条件下选用夯管法提供借鉴。
This paper introduces that H420 gas - operated pipe - rammer successfully lays sure Ф820 steel pipe in Wuhan. It passes through 65. 8m. The bore is large, and the distance is very long. The author sums up scheme and construction method, in order to provide reference for selecting pipe - rammer method under difficult pipe- laying conditions.
出处
《湖北地矿》
2001年第4期99-103,66,共6页
Hubei Geology & Mineral Resources
