瓦斯隧道煤窑采空区处理施工技术

The Techniques for the Treatment and Construction of the Coal Pit's Workout Sections of the Gas Tunnel

黄陵二号煤矿铁路专用线白石隧道是一座瓦斯隧道,洞身通过地段有大面积小煤窑采空区分布。从钻孔、灌浆、安全措施、质量保证措施、质量检查等方面阐述了隧道煤窑采空区的处理方法,以供类似工程参考。

The Baishi Tunnel on the Huangling No.2 Coalmine Special Rail is a gas tunnel, there are large area's small coal pits' workout sections in the locations through that the tunnel passes. This paper expounds the treating methods for the coal pit's workout sections of the tunnel from aspects of the hole drilling, grouting, safety measures, quality guaranteeing measures, and quality inspection, etc., which can be used for reference of the similar engineering.