摘要
本文介绍了井筒遇到的巨厚复杂断层破碎带的地质特征,阐述了预注浆施工采用的五条技术措施与应用效果,从而产生的经济效益及应用前景.
This paper introduces the geologic features of large ,thick and complicated fault frature zone encountered in the mine shaft,expounds five technical measures and the applying effect in the pre-grouting construction ,thereby the economic benefit and its applicable prospect are produced.
出处
《勘察科学技术》
1996年第6期16-18,22,共4页
Site Investigation Science and Technology
关键词
断层破碎带
预注浆
技术措施
井筒
矿井
fault fracture zone
study
pre-grouting
technical measures
