有轨出碴在小断面长隧道快速施工中的应用

Application of Track Ballast in the Rapid Construction of Small Section Long Tunnel

本文分析了传统有轨出碴和无轨出碴施工技术间的区别,并结合龙开口电站水资源综合利用一期隧洞工程,简述了有轨出碴技术在小断面长隧洞中的应用,达到了既经济又快速安全施工的要求。

This paper analyzes the difference between the construction technology of the traditional ballast and trackless ballast. Considering the first-stage of the tunnel construction of Longkaikou Hydropower Station＇s water resources comprehensive utilization project, the paper describes the application of track ballast technique in long tunnel with small section, which meets the requirements of economical and rapid safety construction.