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结合新陆煤矿多年来的实际施工经验,就如何提高岩巷爆破效果和巷道成形质量问题,提出了较为合理的周边眼定位方法和多阶底部楔形掏槽、切缝药包定向断裂光面爆破等施工技术。
Combining with the actual construction experience of Xinlu coal mine for many years, this paper proposed a more reasonable peripheral eye positioning method and a multi-step bottom wedge undercutting method to improve blasting effect and roadway forming quality, Other construction techniques.