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基于GA铺装层的水泥桥面铺装黏结性能研究
Study on Bonding Performance of Cement Bridge Deck Pavement Based on GA Paving Layer
【摘要】 浇筑式沥青混合料广泛应用于水泥混凝土桥面铺装,以满足其黏结防水要求。其基本铺装型式为“黏结层+防水层+磨耗层”或“黏结层+防水层+黏结层+磨耗层”。借助浇筑式沥青混合料(GA)大油石比特性,分析GA-10作为防水黏结层对桥面铺装黏结性能的影响。结果表明:GA-10与水泥混凝土桥面板黏结能力可满足水泥桥面防水与黏结性能要求。
【Abstract】 The poured asphalt mixture is widely used for the cement concrete bridge deck pavement to meet its bonding waterproof requirements. The basic pavement type is "bonding layer + waterproof layer +wearing layer" or "bonding layer + waterproof layer + bonding layer + wearing layer". With the help of the large asphalt-aggregate ratio of poured asphalt mixture(GA), the influence of GA-10 as the waterproof bonding layer on the bonding performance of deck pavement is analyzed. The result shows that the bonding performance between GA-10 and cement concrete deck can meet the waterproof and bonding performance requirements of the cement deck.
【Key words】 cement concrete bridge deck; waterproof bonding layer; poured asphalt mixture;
- 【文献出处】 城市道桥与防洪 ,Urban Roads Bridges & Flood Control , 编辑部邮箱 ,2022年08期
- 【分类号】U443.33
- 【下载频次】8