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针对沉管结构服役条件的特殊性,对沉管后浇带混凝土的工作性能、力学性能、抗渗性能、耐久性能还有抗裂性能进行系统研究,配制适用于红谷隧道沉管后浇带施工的高性能混凝土,实现沉管高性能混凝土的性能均衡发展。
Aiming at the particularity of service conditions of immersed tube structure, the working performance, mechanical property, impermeability, durability and anti-crack performance of immersed concrete after immersed tube are studied systematically. Construction of high-performance concrete, to achieve the performance of high-performance concrete sink tube balanced development.