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《铁路桥渡勘测设计规范》征求意见讨论会于今年六月在镇江召开。参加编写的代表及邀请的代表共三十人出席会议。会上,对所提的六百多条意见进行了认真分析,提出了初步处理意见。会上,西南交通大学及兰州铁道学院代表分别作了“圆形涵管水力特征的试验研究”及“铁路矩形及拱形涵洞水力性能试验研究”的报告,代表们对试验的成果表示满意,准备在送审稿中加以考虑。会议认为,当前桥渡勘测设计领域内还存在不少问题。如感潮河段的水文计算,大河倒灌的频
The “Railway Bridge Survey and Design Code” solicitation discussion meeting was held in Zhenjiang in June this year. A total of 30 delegates attended the meeting and invited delegates attended the meeting. At the meeting, a careful analysis of more than 600 comments made was made and preliminary opinions were put forward. At the meeting, representatives of Southwest Jiaotong University and Lanzhou Railway Institute respectively made a report on “Experimental Study on Hydraulic Characteristics of Circular Culverts” and “Experimental Study on Hydraulic Performance of Railway Rectangular and Arched Culverts”. The delegates expressed satisfaction with the results of the test and prepared In the draft for consideration. The meeting held that there are still many problems in the current bridge crossing survey and design field. For example, the hydrological calculation of the tidal reach, the frequency of the river intrusion