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G85银昆高速巴陕高速公路米仓山隧道四川端施工单位公司简介四川川交路桥有限责任公司是专业从事交通基础设施建设的骨干企业,具有公路工程和市政公用工程总承包一级,港口与航道施工总承包二级、水利水电工程和铁路工程施工总承包三级、路基、路面、桥梁、隧道、公路交通工程专业承包一级、土石方工程专业承包二级、特种专业工程专业承包、地质灾害治理工程施工乙级和营业性爆破作业单位四级等资质。下设四个主
G85 Yin Kun Expressway Pakistan-Shaanxi Highway Micangshan Tunnel Sichuan-side construction unit Company Profile Sichuan Chuanjiao Bridge Co., Ltd. is a professional engaged in transport infrastructure construction of key enterprises, with highway engineering and municipal public works general contracting level, the port and Waterway construction general contracting two, water conservancy and hydropower projects and railway construction general contracting three, subgrade, pavement, bridges, tunnels, highway traffic engineering contracting level, earthwork contracting two, special specialty engineering contracting, geological disasters Grade B construction management and operation blasting operation unit level four and other qualifications. Under the four main