Ganjingzi trestle in Dalian Port is near to the ocean and has been serving for 70 years.And the train loads are on it constantly in the work, the leaning loads are severe too.

• 大连港甘井子码头栈桥处于海洋环境下,至今已运营了70多年,在正常作业时重载火车连续不停地加载,偏载情况较严重。