单箱单室窄箱梁结构设计及力学特性分析  

Structural Design and Mechanical Characteristics Analysis of Single Box and Single Chamber Narrow Box Girder

作　　者：徐涵 黄春亮 胡帅 李蓉 XU han;HUANG Chun-liang;HU Shuai;LI Rong(Zhongjiaotongli Construction Co.Ltd.,Hunan Branch,Changsha 410015,China;Hunan Hetian Engineering Project Management Co.Ltd.,Changsha 410205,China)

机构地区：[1]中交通力建设股份有限公司湖南分公司,长沙410015 [2]湖南和天工程项目管理有限公司,长沙410205

出　　处：《工程建设与设计》2022年第21期85-88,共4页Construction & Design for Engineering

摘　　要：结合某上跨溢洪道单箱单室窄箱梁桥工程实例,论文就预应力混凝土(后张)现浇窄箱梁结构设计要点进行全面的探讨,并对截面强度、抗裂、压应力、挠度及抗倾覆等力学特性进行分析和阐述。Combined with an upper span spillway single box single chamber narrow box girder bridge engineering example, this paper discusses the main points of prestressed concrete(post-tensioned) cast-in-place narrow box girder structure design comprehensively, analyzes and expounds the mechanical properties of section strength, crack resistance, compressive stress, deflection and overturning resistance.

关 键 词：简支梁桥 现浇箱梁 结构设计 力学特性分析 

分 类 号：U442.5[建筑科学—桥梁与隧道工程]