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我队革命职工在大冶铁矿尖林山施工中,在各级党委领导下,深入批林整风,贯彻执行“鼓足干劲,力争上游,多快好省地建设社会主义”总路线,认真开展学大庆的群众运动,于1973年元月份用29个工作日取得多头掘进961.3米、工班工效3.66米~3和全员工效1.66米~3的好成绩。现将施工方法综述如下。(一)工程概况大冶铁矿尖林山正30米采准巷道断面为9.07米~2,矿石稳固,不需支护。采准巷道以采场溜井为中心,在原生菱铁矿体中掘进,具有溜井多、工作面多和施工集中的特点。矿石坚硬
Under the leadership of Party committees at all levels, the revolutionary workers of our team, under the leadership of party committees at all levels, conducted in-depth work on rectifying forests and rectifying winds, carried out the general line of "building a socialist society with more energy, faster and better economy, Of the mass movement, in January 1973 with 29 working days to obtain long dig 961.3 meters, working class efficiency of 3.66 m ~ 3 and full efficiency of 1.66 m ~ 3 good results. Now the construction methods are summarized below. (A) Project Overview Daye Mountain Mine is a 30-m quasi-prospective roadway cross-section of 9.07 m ~ 2, stable ore, without support. The quasi-entry roadway takes the mining yard as the center and digs in the primary siderite ore body. It has the characteristics of more chutes, more working face and concentrated construction. Ore hard