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车辆荷载的作用主要是引起的剪切破坏,就是旧混凝土路面上的沥青加铺层结构的产生,反射出裂缝的重要的一个原因,并且合理的采用了有限元法来对旧混凝土路面上的AC层进行了力学的相关方面的分析,并且也对车辆荷载作用下,接缝处AC层的剪应力和弯沉差进行了非常重点的考察,主要针对临界荷位与计算参数的影响规律进行了深入的分析和研究,并且也根据实际情况以及相关的问题,提出了可以用于生产设计当中的回归的公式以及合理的建议,仅供参考。
The role of the vehicle load is mainly caused by shear failure is the generation of asphalt overlay on the old concrete pavement, reflecting an important reason for the cracks, and the rational use of finite element method on the old concrete pavement AC layer was analyzed in terms of mechanics, and also under the action of vehicle load, the shear stress and deflection of the AC layer at the seams were investigated very much. The influence laws of the critical charge and the calculated parameters were mainly studied In-depth analysis and research, and also based on the actual situation and related issues, put forward the formula can be used in the production design regression and reasonable suggestions, for reference purposes only.