与常用桥梁工程混凝土配合比相比,经优化设计得到的青岛海湾大桥耐腐蚀混凝土,成本有较大幅度降低,可获得巨大的直接经济效益,同时可大幅度提高结构混凝土的耐久性和桥梁的使用寿命,显著地降低大桥运行期间因混凝土和结构性能劣化而需要的维护费用、提高大桥的运行效率和行车安全性,将带来巨大的间接经济效益和社会效益。 Compared with the commonly used bridge engineering concrete mix ratio, the optimized design of the Qingdao Bay Bridge corrosion-resistant concrete, the cost has been greatly reduced, the direct economic benefits can be obtained at the same time can greatly improve the durability of structural concrete and bridges Service life, significantly reduce the maintenance costs required for the deterioration of concrete and structural performance during the operation of the bridge, and improve the operation efficiency and traffic safety of the bridge, which will bring tremendous indirect economic benefits and social benefits.