Title: Comparative Analysis of Mechanical Response of Asphalt Concrete Pavement to Different Loads
Abstract:Wheel loads in present pavement analysis systems are commonly simplified as three forms,namely static load,vibrating load and moving load with a constant speed.In order to understand the difference of...Wheel loads in present pavement analysis systems are commonly simplified as three forms,namely static load,vibrating load and moving load with a constant speed.In order to understand the difference of pavement response subject to the three simplified loadings,the discrete element model of pave-ment structure is constructed according to a typical flexible pavement.The effects of loading on pavement structure are simulated using the discrete element method.Thereafter,comparisons of pavement response subject to the three different loading are performed.Results show that only the maximum response to moving load can be reflected by static and vibration loading.The alternation of tensile and compressive response and double-action of the horizontal shearing stress cannot be simulated by static and vibration loading.Read More
Publication Year: 2013
Publication Date: 2013-01-01
Language: en
Type: article
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