Ⅳ62采区上部车场交岔点施工技术的研究与应用

摘要

针对Ⅳ62采区上部车场交岔点顶底板岩性，制定合理的施工方案，解决一些特殊交岔点的施工技术及支护难题。%In regard to roof and floor lithology of the upper yard cross point for Ⅳ62 mining area, reasonable construction scheme is set out to solve the construction and supporting problems at the special cross points.