He was the founder of the first slavery dynasty in chinese history , which is called xia 今安徽省怀远县涂山之巅有“启母石” ，相传是启的母亲，至今奉祀、瞻仰者不绝。
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Finally , the article gives the evaluating process of the reliability of continuous girder bridge , and studies the reliability of the tushan huaihe bridge based on load experiment , the result shows the continuous girder bridge is reliable , and can be used normally 论文最后给出连续梁桥可靠性评估的过程，并针对新建的涂山淮河大桥可靠性问题进行荷载试验研究，结果表明该连续梁桥结构可靠，可以投入正常使用。
