摘要
本文介绍了在晓南矿新中央风井表土层施工中,通过采用排砂潜水泵在工作面排水、排砂和采用抓岩机的抓斗潜入水中挖砂等项综合沉井施工技术措施,解决了渡流砂层施工手技术上的难题,取得了表土层施工的技术成果。
This text introduces to dig in new central breeze-well in the topsoil layer of XiaoNan coal, pass adoption shut off sand dive pump at worked drain, shut off sand with adopt the peak of the grasp rock machine grasp sneak in water digging out sand etc, synthesizes construction technique in the sink-well, Solving the hard Problem of working in the float sand layer, obtaining struction technique result working in the topsoil layer.
出处
《中国矿业》
北大核心
2007年第8期37-40,共4页
China Mining Magazine
关键词
风井
表土层
沉井施工技术
the breeze-well
topsoil layer
construction technique working in the sink-well
