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2015年12月21日,罗宾斯敞开式硬岩掘进机在吉林省中部城市引松供水工程总干线3标作业实现日掘进75.131 m,创敞开式掘进机在中国隧道施工日进尺的新纪录。据了解,吉林引松供水项目选用了3家施工单位的3台掘进机为不同的标段进行隧道施工,北京振冲工程股份有限公司(以下简称“北京振冲工程”)是负责3标
December 21, 2015, Robins open type hard rock roadheader in the central city of Jilin Province to lead the water supply project general mains 3 standard operation to achieve a daily average of 75.131 m, an open road boring machine in the construction of a new record in the tunnel construction Japan . It is understood that Jilin Jinsong Water Supply Project selected three construction units of three boring machines for different tenders for tunnel construction, Beijing Zhenchong Engineering Co., Ltd. (hereinafter referred to as “Beijing Zhenchong Project”) is responsible for 3 Standard