Based on the artificial neural networks, a inverse analysis method is presented to identify both the magnitude and location of the load on bridge structure.
提出了一种智能桥梁结构的智能计算方案，并利用人工神经网络法，建立一种识别作用在桥梁结构上荷载的力学反分析法，以此初步实现该方案。
It is impossible and costly to carry out detailed buffet analysis in the bridge conceptual phase and many short span bridge designs because the wind load on bridge is complicated.
桥梁风荷载很复杂，在桥梁初步设计阶段没有必要进行精确地抖振分析。
By the time 250,000 were on the bridge, engineers noticed something terrible: the roadway was flattening under what turned out to be the heaviest load it had ever been asked to carry.
当25万人在桥上时，工程师们注意到一件可怕的事情：路面被有史以来最沉重的负荷压扁了。
According to fatigue damage accumulation theory, test load of verified fatigue test on rail across beam and welded connections with integral joint of combined steel truss bridge was gotten.
依据疲劳损伤累积理论，确定了公轨两用钢桁桥轨道横梁与整体节点连接头验证性疲劳试验的试验荷载。
On the base of actual bridge observation and test research, this paper discusses the temperature stress effect to concrete box girders which caused by temperature load.
在实桥观测与试验研究的基础上，对温度荷载所产生的温度应力对混凝土箱梁的作用进行了探讨。
The truck's load was over the limit allowed on the bridge.
这辆卡车的负载量超出桥的载重限制。
On the basis of the new conception, a new method for evaluating bridge bearing capacity from load tests is presented.
在此基础上，提出了用荷载试验来评定桥梁承载力的新方法。
The design load is the important technical criteria on road and bridge design.
公路桥梁设计荷载是公路与桥梁设计的重要技术指标。
In this paper, the authors make an analysis of the relation of the test load and the failure risk and a model of risk analysis of bridge load test is proposed based on structures reliability.
在可靠度理论的基础上，对桥梁荷载试验测试荷载取值与试验风险的关系进行了分析，建立了测试风险分析模型。
By contrasting curved bridge and straight bridge, influence of dead load and prestressing force on the stress in cantilever casting period of curved Bridges is analyzed.
通过曲线箱梁桥与直线箱梁桥的对比，模拟计算并着重分析了施工阶段自重、预应力等因素对曲线箱梁桥悬浇时应力的影响。
The results indicate that slope structure, rainfall and earthquake are the main factors which affect the stability of slope greatly, bridge load has little effect on the slope.
结果表明：边坡的坡体结构、降雨和地震等是影响边坡稳定性的主要因素，桥梁荷载对边坡的影响很小。
The theoretical values of vehicular load on the rope way bridge were obtained by this method. A consistency (between) theory analysis and practice is proved through engineering example.
在此基础上，计算了车辆荷载对索道桥的作用，通过与试验数据的对比，验证了计算方法的正确性。
Secondly, it discussed the deflection in stability of arch bridge and geometry nonlinear theory on ultimate load-carrying ability.
其次，论述了关于拱桥稳定性的挠度问题和极限承载力的几何非线性理论。
Under a horizontal load, this paper analyzes the influence of the different horizontal joints system on the bridge stability.
本文分析了在水平荷戴作用下，不同横向连接系对大桥稳定性的影响。
The result shows that bridge load, resistance of strain gages and bridge connections of strain gages have different effects on sensitivity of bridge.
结论证明：电桥负载，应变片的电阻值及其在电桥中的联接方式对电桥灵敏度有着不同的影响；
Based on the finite element analysis of the bridge, a refine local space finite element analysis of the bridge was completed under three worst-cases of load.
在全桥有限元分析的基础上，对实桥拱墩连接处完成了三种最不利荷载工况下局部精细的空间有限元分析。
Because of the long period reiteration function of vehicle load on the old Bridges, which had led to many inevitable flaws or damages in the bridge structure, and some of them may be already serious.
对于旧桥来说，由于其长期经受着车辆荷载反复作用，在桥梁结构中必然产生一些缺陷或损伤，有的可能已经相当严重。
When the in-plane stability of such arch is in control of the bridge design, Transverse wind load has a little influence on the stability factor and ultimate load carrying capacity.
当此类拱桥出现面内稳定控制设计时，横向风载的作用对拱桥的稳定系数和极限承载力影响较小。
In light of the practical working producedure of the machine, the forces on foundation beams of bridge floor are analyzed and the load-bearing capability of these beams are studied by experimentation.
针对配重行走式架桥机的实际工作过程，分析了基础桥面梁体的受力状况，并对其承重能力进行了试验研究。
Aiming at the long span steel bridge deck pavement, the impacts of the pavement on orthotropic steel deck under the action of vertical and horizontal load were analyzed using finite element method.
针对大跨径钢箱梁桥面铺装，应用有限单元法对正交异性钢桥面铺铺装体系进行分析。
The influences of dead weight of structure, temporary load, structural stiffness, creep and shrinkage in concrete effect on finished dead state of hybrid girder cable-stayed bridge were analysed.
以广州东沙大桥独塔边跨带辅助墩的混合梁双索面斜拉桥为例，采用对比分析的方法，定量分析结构自重、临时荷载、结构刚度、混凝土收缩徐变这些因素对混合梁斜拉桥成桥状态的影响。
Through static load experiment on Prestressed Inclined Plate bridge, combined with theory analysis, evaluating bearing capability of the bridge.
通过预应力斜交板桥的静载试验，结合斜交板桥的理论分析结果，对该斜交板桥的承载力进行了评估。
This paper deals with the structural characteristic of the Third bridge of Yiyang Zijiang River, and the instrument, method and the result of static load and dynamical load test on new Bridges.
介绍了益阳资江三桥的结构特点，以及成桥静、动力荷载。验的仪器、方法与测试结果。
Therefore, the research on adaptability of present highway bridge vehicle design load is needed to service the revision of the standard.
因此要研究公路桥梁设计汽车荷载的适应性，为修编汽车荷载标准服务。
In general, to the components in the cable-stayed bridge, the load moment of key position caused by the wind load on the cable take a large proportion of total.
一般来讲，在斜拉桥诸多构件当中，由斜拉索风荷载引起的桥梁特殊位置弯矩响应占着不小的比重。
The cable is one of the key parts of cable-stayed bridge. It takes on most part of the load in constructing and constructed of cable-stayed bridge.
斜拉索是斜拉桥的重要组成部分，它承担了斜拉桥在施工阶段和成桥后正常运营阶段的大部分荷载。
Based on the universal finite element analysis software ANSYS, a spatial model of the bridge is built and the stress distribution under the live load on main sections is analyzed.
利用大型通用软件ANSYS建立结构空间有限元分析模型，分析活载作用下各控制截面的应力分布规律。
The first frequency method of estimating the fatigue serviceability on small and medium span railway concrete bridge is discussed in this paper through three piece test beam under fatigue load.
通过三片模拟梁试验实测结果，探讨了基频法评估铁路桥梁疲劳使用性能的可行性。
The first frequency method of estimating the fatigue serviceability on small and medium span railway concrete bridge is discussed in this paper through three piece test beam under fatigue load.
通过三片模拟梁试验实测结果，探讨了基频法评估铁路桥梁疲劳使用性能的可行性。
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