From the mixing ratio, raw materials, template, concrete mixing, pouring and curing of controlling concrete, the paper introduced the construction quality of circular pier column concrete.%通过对实测4种常见超重车型的参数,对现有30 m简支变连续T梁上部结构进行计算,评估了现有桥梁在超重车辆作用下使用安全性,为认识日益增加的超载车辆对现有桥梁的影响提供依据。
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