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小跨径实腹式石拱桥通行大件运输的快速评定

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提出一种快速评定大件运输车辆通行小跨径实腹式石拱桥的方法.该方法根据大件运输车辆通行裸拱时是否满足正常使用极限承载和偏心距限值来初步划分通行能力的不同层次,总结出影响通行能力的关键因素,最后通过不同跨径、矢跨比石拱桥仿真模型分析,验证该方法的有效性和可行性.
Rapid assessment of heavy-cargo transportation over small span spandrel-filled stone arch bridge
A rapid assessment approach that is used to evaluate heavy-cargo transportation passing through small span spandrel-filled stone arch bridge is presented.In terms of meeting whether the eccentricity of the normal use of the ultimate bearing and ultimate bearing,the approach is used to divide preliminary different levels of the passing capacity and summed up the key factors affecting capacity.Finally,according to analyzing the simulation model of the different span and different cross-ratio stone arch bridge,the effectiveness and feasibility of this method are verified.

spandrel-filled stone arch bridgesmall spancarrying capacityquick assessmentheavy-cargo transportation

巩文龙、倪效虎、刘恩广

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山东省交通科学研究院,山东济南 250031

实腹式石拱桥 小跨径 承载能力 快速评定 大件运输

2024

山东交通科技
山东省交通科学研究所

山东交通科技

影响因子:0.249
ISSN:1673-8942
年,卷(期):2024.(3)