铁法矿务局三台子一井(小康煤矿)是我院设计的年产150万t的大型现代化矿井。该井从1987年7月1日开工至1990年11月1日建成投产,建设工期40个月,它的建成是各级领导部门的重视、设计单位精心设计、施工单位巧干实干和多方努力密切协作的成果。这里仅就设计上如何为缩短三台子一井建设工期问题介绍如下: Iron law Mining Bureau Sandai a well (well-off coal mine) is designed in our hospital with an annual output of 1.5 million t of large-scale modern mine. The well started from July 1, 1987 to November 1, 1990 completed and put into production, the construction period of 40 months, its completion is the leading departments at all levels of importance, the design units elaborate design, construction units Qiao Gan hard work and efforts The result of close collaboration. Here only on the design how to shorten the construction period of three sets of a well as follows: