小煤窖采空区注浆治理技术

The Treatment of the Worked-out Sections of the Small Coalpits with the Grouting Method

结合大运高速公路的施工实践,阐述了对小煤窑采空区采用注浆法进行治理的关键技术及其工艺特点。

Connecting with the construction practice of Datong-Yuncheng Superhighway, this paper expounds the key techniques for treating the worked-out sections of the small coalpits with the grouting method and their technical features.