Integrating with specific bridge engineering construction,the paper introduces critical construction technology of large-span steel reinforced concrete composite beam-bridge,including anti-corrosion of steel beam,temporary pier and beam construction,bridge deck slab and shearing nail construction and so on,which has provided guidance and experience for similar bridge design and construction in future.%结合某具体桥梁工程施工,介绍了大跨径钢混凝土组合梁桥施工关键技术,包含钢梁的除锈防腐、临时支墩及架梁施工、桥面板及剪力钉群施工等内容,为今后同类桥梁的设计施工提供了指导和经验。
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