灌河特大桥沥青桥面铺装施工质量控制

Quality Control of Asphalt Deck Pavement Construction for Guanhe Large Bridge

结合灌河特大桥沥青桥面铺装施工实例,详细介绍了施工中存在的施工难点及其主要的对策,包括沥青混合料配合比控制,测量放样和标高控制,沥青混合料的拌和控制,混合料温度的控制,作业面检查,交通管制及混合料运输,混合料摊铺,以及混合料压实成型。针对该特大桥沥青桥面摊铺技术以及所采取的碾压技术措施和工艺措施,确保了工程质量。

Based on asphalt deck pavement construction of Guanhe Large Bridge, the authors introduce construction difficulties and construction measures,including mix proportion control of asphalt mixture, measurement lofting and elevation control, mixing control of asphalt mixture, temperature control of asphalt mixture, work surface inspection, traffic control and mixture transportation, mixture spreading, mixture compaction. Construction quality of asphalt deck pavement for Guanhe Large Bridge is ensured by taking measures for rolling technology and eonstruetion process.