Analysis of effect of overloaded vehicles on fatigue life of flexible pavements based on weigh in motion (WIM) data

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Analysis of effect of overloaded vehicles on fatigue life of flexible pavements based on weigh in motion (WIM) data

Analysis of effect of overloaded vehicles on fatigue life of flexible pavements based on weigh in motion (WIM) data

Rys, Dawid

Overloaded vehicles have a significant impact on pavement fatigue life and distress. As the studies show, the phenomena intensify when the control of traffic is poor. The paper presents the results of the research including analysis of weigh in motion data from eight stations and analysis of asphalt pavement fatigue caused by mixed traffic. Distributions of vehicles axles load including the multiple axles effects are presented. Mixed axle loads were transformed into equivalent number of standard 100 kN axle loads. The regression model of load equivalency factor depending on the axle load distribution and the percentage of overloaded vehicles is presented. The analysis of the effect of overloaded vehicles on decrease of fatigue life of a pavement structure is presented. The analysis has shown that the increase of percentage of overloaded vehicles from 0% to 20% can reduce the fatigue life of asphalt pavement upto 50%.

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Title :

Analysis of effect of overloaded vehicles on fatigue life of flexible pavements based on weigh in motion (WIM) data

Contributors:

Rys, Dawid (author) / Judycki, Jozef / Jaskula, Piotr

Published in:

The international journal of pavement engineering ; 17 , 8

Publication date :

2016

ISSN :

DOI :

https://doi.org/10.1080/10298436.2015.1019493

Type of media :

Article (Journal)

Type of material :

Print

Language :

English

Keywords :

fatigue cracking , fatigue criteria , axle loads distribution , overloaded vehicles , Asphalt pavements , overweight vehicles , flexible pavement , Fatigue life , fatigue life , equivalent axle load factor , load equivalency factor

Classification :

BKL:

56.24 Straßenbau / 56.24

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