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根据预应力混凝土轨枕裂缝和伤损的调查情况,从物理、力学、化学的角度分析了裂缝和伤损的成因,分析了裂缝和伤损对轨枕结构和耐久性的影响,提出了混凝土轨枕裂缝和伤损的防止与控制措施
According to the investigation of cracks and damage of prestressed concrete sleepers, the causes of cracks and injuries are analyzed from the aspects of physics, mechanics and chemistry. The influences of cracks and injuries on the structure and durability of sleepers are analyzed. The concrete sleeper cracks And prevention and control of injuries