“我宣布,9号线隧道贯通!盾构出洞!”4月10日上午10点38分,北京城建集团公司董事长徐贱云一声令下,“钻石号”盾构机刀盘从北京市海军总医院东北角的地铁九号线竖井破洞而出。由北京城建设计研究总院设计、北京城建集团施工的地铁九号线实现南北大贯通。高分夺得高难度地铁施工第一标2007年3月29日,北京城建集团高分夺得九号线六标地铁工程。该标段施工要穿越北京市玉渊潭公园的两湖一渠,风 “I announced that Line 9 Tunnel through! Shield out of the hole! ” At 10:38 on April 10, the Beijing Urban Construction Group Chairman Xu cheap clouds order, “Diamond No. ” shield machine cutter From the northeast corner of Beijing Navy General Hospital Metro Line 9 shaft hole burst out. Designed by Beijing Urban Construction Design Institute, the construction of Metro Line 9 by Beijing Urban Construction Group achieves a great interoperability between North and South. High score won the first subway construction difficult March 29, 2007, Beijing Urban Construction Group won the high mark on the 9th line six standard metro project. The construction of the bid to cross the Beijing Yuyuantan Park two lakes, the wind