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- Analysis and Treatment Measures of Crack Under the Anchorage on No.0 Web of a Continuous Rigid Frame Box Girder Bridge 某连续刚构箱梁桥0号块腹板锚下开裂原因分析及处理措施
- rigid frame box girder bridge 混凝土
- Selection of Reinforcement Options for Pre-stressed Concrete T-type Rigid Frame Box Girder Bridges 预应力混凝土T形刚构箱梁桥加固方案比选
- continuous rigid frame box girder 连续刚构箱梁
- New structures as rigid frame continuous slab and continuous steel box girder are used for viaduct from Shangzhi Street to Haicheng Street of Harbin. 哈尔滨尚志大街至海城街高架桥采用刚构连续板及连续钢箱梁等新型结构形式,结合设计情况,介绍其结构特点、设计要点、技术指标,并对施工问题进行探讨。
- With the development of freeway, a single carriageway & single cell box girder is used widely in constructing continuous beam bridges and continuous rigid frame bridges. 随着高速公路建设的发展,单幅单箱单室梁在连续梁桥、连续刚构桥建设中被广泛采用。
- At last, the stress condition of the CSW box girder bridge over Yong Xin River of Ningbo is analyed with a general finite element program. 最后以宁波甬新河波形钢腹板箱梁桥为背景,运用大型通用有限元程序对该桥进行了成桥状态的应力分析。
- Causes and Prevention Measures of Bursting on Box Girder Bottom Slab of Continuous Rigid Frame Bridge 连续刚构桥箱梁底板崩裂原因及预防措施
- Analysis of temperature effect for long span pre-stressed concrete box girder of continuous and rigid frame bridge 大跨连续刚构预应力混凝土箱梁温度效应分析
- MIRAMBELL E, AGUADO A.Distribution of temperature and stress in concrete box girder bridge [J].Journal of Structural Engineering, 1990, 116(9): 23882409. 刘耀东;陈祥宝.;采用人工神经网络求解箱梁温度场算法研究[J]
- Three Dimensional Stress Analysis of Double-tracks Railway Continuous Rigid Frame Bridge with Wide Box Girder 双线铁路连续刚构桥宽箱梁空间应力分析
- Study on Temperature Gradient of Concrete Box Girder of Continuous Rigid Frame Bridge Over Humen Auxiliary Navigation Pass of Guangdong Province 广东虎门辅航道连续刚构桥混凝土箱梁的温度梯度研究
- The project of Xixiaoping Bridge(DK107+921.80) was chosen as pre-stress concrete continuous box girder bridge,whose span is 48 m+80 m+48 m. As the bridge located in the seismic area of 7 degree,the seismic design should be made. 石太客运专线的西小坪大桥主桥(DK107+921.;80)采用预应力混凝土连续箱梁方案;桥跨布置为48 m+80 m+40 m;位于七度地震区;需要进行抗震设计
- This paper sets Jinbin Aerial Railway Engineering Project as an example and thethree-span prestressed concrete continuous box girder bridge is selected as theexperimental beam in the research. 本文就以津滨轻轨工程为例,在津滨轻轨上选定了一座三跨预应力混凝土连续箱梁作为本研究项目的试验梁。
- According to the structural properties and the vibration displacement of the box girder bridge, the element space damping matrix of the box girder bridge is derived on the principle of energy. 根据箱梁桥的结构特点及振动过程中的位移,由能量原理演绎出箱梁桥空间振动的阻尼矩阵,给出了阻尼矩阵的显式表达式,可供工程实际应用。
- It is very important for the engineer to master the principle and the calculation method that plane-curved tendon brings with, and construct the safety , economic, beautiful curved box girder bridge. 因此,工程师们必须认识到扭矩分析的重要性,并掌握预应力钢束对混凝土曲线箱梁产生扭矩的原理及计算方法,建造出安全、济、观的曲线梁桥。
- Vacuum Grouting Technique of Continuous Rigid Frame Box Beam of Super-large 金水沟特大桥连续刚构箱梁真空压浆施工技术
- NI Yuan-zeng,QIAN Yin-quan.Analysis of Thinwalled Elastic Box Girder Bridges[M].Beijing:China Communications Press,1988. [9]倪元增;钱寅泉.;弹性薄壁梁桥分析[M]
- Through FE analysis of local area for four continous box girder bridges, the necessity of three dimensional analysis of prestress effects is proved. 经过对四座连续梁桥整体及局部的有限元仿真分析,认为对大跨度预应力混凝土箱梁桥进行基于空间应力状态的预应力效应分析是很有必要的;
- Abstract: At present, main problems of large span prestressed concrete girder bridges in our country are excessive midspan lag and cracks in box girder. 摘要: 目前国内大跨径预应力混凝土梁桥存在的主要病害是跨中下挠过大和箱梁梁体裂缝。