四川建材
四川建材
사천건재
SICHUAN BUILDING MATERIALS
2014年
3期
167-169
,共3页
混凝土梁式桥%震害%加固方法%抗震验算%抗震加固
混凝土樑式橋%震害%加固方法%抗震驗算%抗震加固
혼응토량식교%진해%가고방법%항진험산%항진가고
concrete girder bridge%seismic hazard%strengthening method%antiseismic checking calculation%seis_mic hardening
对已建桥梁按照新的抗震设计规范进行抗震性能评价，根据评价的结果采取相应的抗震加固措施，考虑采取足够的构造措施和基于性能设计方法保证结构的整体延性，防止桥墩等构件的局部破坏，按照最新抗震规范，对某一在役混凝土梁式桥桥墩采取一定的加固措施，通过计算分析验证抗震加固的有效性，对地震作用下桥梁结构的安全性提出探讨。
對已建橋樑按照新的抗震設計規範進行抗震性能評價，根據評價的結果採取相應的抗震加固措施，攷慮採取足夠的構造措施和基于性能設計方法保證結構的整體延性，防止橋墩等構件的跼部破壞，按照最新抗震規範，對某一在役混凝土樑式橋橋墩採取一定的加固措施，通過計算分析驗證抗震加固的有效性，對地震作用下橋樑結構的安全性提齣探討。
대이건교량안조신적항진설계규범진행항진성능평개，근거평개적결과채취상응적항진가고조시，고필채취족구적구조조시화기우성능설계방법보증결구적정체연성，방지교돈등구건적국부파배，안조최신항진규범，대모일재역혼응토량식교교돈채취일정적가고조시，통과계산분석험증항진가고적유효성，대지진작용하교량결구적안전성제출탐토。
Evaluate built bridge’ s seismic performance by the new seismic design code, according to the result of evalua_tion to take corresponding seismic reinforcement measures, en_sure the overall ductility of structure by considering enough struc_tural measures and design method based on performance, pre_vent local failure of the components such as bridge piers, ac_cording to the current seismic code take reinforcement measures for concrete beam bridge piers in use, demonstrate the effective_ness of seismic strengthening by calculation and analysis, give a discussion of the safety of bridge structure under the action of the earthquake.
