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安监总管二字[2005]206号N各省、自治区、直辖市及新疆生产建设兵团安全生产监督管理局、建设厅(建委)、交通厅(局、委)、国资委,各铁路局,有关中央企业,青藏铁路公司:2005年12月22日,中国铁路工程总公司中铁一局集团公司四公司在四川省都江堰至汶川公路董家山隧道右洞施工过程
Safety Supervision Explorer word [2005] 206 N provinces, autonomous regions and municipalities directly under the Central Government and Xinjiang Production and Construction Corps Safety Supervision and Administration, Construction Department (Construction Committee), Communications Department (Bureau, Commission), SASAC, the Railway Administration, the Central Government Enterprise, Qinghai-Tibet Railway Company: On December 22, 2005, China Railway Engineering Corporation, China Railway First Bureau Group Corporation, in the process of right hole construction of Dongjiashan Tunnel, Dujiangyan to Wenchuan Highway, Sichuan Province