摘要
工字钢棚支护巷道的小夹角交岔点一直是影响煤矿井下运输的瓶颈问题,常因设计施工不当影响生产或支护效果差,本文总结了该矿该类工程施工经验,介绍了几种常用方法供参考。
The small angle crossing of I - steel roadway is a special project of the coal mine transport. Due to improper design and construction affect production and support. This article summed up the construction experience in Shitai Coal Mine and introduced several methods for reference.
出处
《煤炭技术》
CAS
2008年第11期107-108,共2页
Coal Technology
关键词
工字钢棚
小夹角交岔点
施工技巧
I- steel shed
small angle crossing
construction skills
