文档介绍：26 2021 年第 5 期
大断面切巷快速掘进施工技术优化应用
牛云
（山西潞安工程有限公司，山西长治 046102）
摘要针对大断面切巷施工时支护断面大、通风困难、施工效率低等技术难题，通过技术研究，对王庄煤
矿 7111 工作面切巷传统施工方案主要存在的技术难题进行分析，提出了分次掘进成巷掘进工艺。通过实际应
用效果来看，与传统施工工艺相比分次掘进成巷掘进周期缩短了 7 d，提高了大断面切巷顶板稳定性，取得了
显著应用成效。
关键词大断面；切巷；施工；工艺
中图分类号文献标识码 B doi:.1005-
Optimization and Application of Rapid Excavation Construction Technology for Large Section
Cut Roadway
Niu Yun
(Shanxi Lu'an Engineering Co., Ltd., Shanxi Changzhi 046102)
Abstarct: In view of the technical problems of large support section, difficult ventilation and low construction
efficiency in the construction of large section roadway cutting, through technical research, the main technical problems
existing in the traditional construction scheme of roadway cutting in the 7111 working face of Wangzhuang Coal Mine
are analyzed, and the tunneling technology of divided tunneling is proposed. Acco