摘要
针对已建人行天桥在城市交通扩容中出现的问题,探讨天桥改造形式,结合工程实例,设计有代表性的"一"字形三跨钢筋混凝土简支梁人行天桥改造方案,达到对原有天桥结构合理性改造,提高道路通行能力,缓解交通拥堵的目的。
In view of the existing pedestrian bridge in urban traffic capacity problems, probes into the forms of transformation of bridge, combined with the engineering example, the design of representative ＂one＂ glyph three reinforced concrete simply supported beam across pedestrian bridge retrofit scheme, rationality of the existing bridge structure innovation, improve the traffic capacity and ease tragic congestion.
出处
《黑龙江交通科技》
2015年第9期1-2,共2页
Communications Science and Technology Heilongjiang
关键词
天桥改造
三跨钢筋混凝土简支梁
方案
Bridge reconstruction
Three span reinforced concrete simply supported beam
Plan
作者简介
张凯，男，山西长治人，工程师。
