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铁路桥梁正常使用极限状态可靠度校准研究

朱志营 齐成龙

铁道标准设计Issue(1):80-82,83,4.
铁道标准设计Issue(1):80-82,83,4.DOI:10.13238/j.issn.1004-2954.2015.01.020

铁路桥梁正常使用极限状态可靠度校准研究

Research on Reliability Adjustment of Railway Bridge Serviceability in Limit State

朱志营 1齐成龙1

作者信息

  • 1. 铁道第三勘察设计院集团有限公司桥梁处,天津 300142
  • 折叠

摘要

Abstract

On the basis of the current allowable stress specification, preliminary limit state specification and the European specification, normal section crack resistance and bridge rigidity of one railway post-stressed simple supported T beam are calculated, and the reliabilities of serviceability limit state of the three specifications are compared with the safety stock sequence: Euro code> allowable stresses method code>limit state method code. Finally, some suggestions are put forward on the preliminary limit state specification.

关键词

铁路桥梁/可靠度/容许应力法/极限状态法

Key words

Railway bridge/Reliability/Allowable stresses method/Limit state method

分类

交通工程

引用本文复制引用

朱志营,齐成龙..铁路桥梁正常使用极限状态可靠度校准研究[J].铁道标准设计,2015,(1):80-82,83,4.

铁道标准设计

OA北大核心

1004-2954

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