The paper analyzes waterproofing subgrade problems occurring in road bridge construction,mainly explores waterproofing subgrade construction technology,and studies construction material control,quality guarantee and management measures,with a view to regulate construc-tion technology and ensure road bridge construction quality.%分析了道桥施工中防水路基面出现问题的原因,主要对路桥防水路基面施工工艺进行了探索,研究了施工材料控制、质量保证及管理措施,以规范施工工艺技术,保证道路桥梁的施工质量。
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