Date of Award

9-11-2015

Document Type

Thesis

Degree Name

Engineering, MSE

First Advisor

Zahid Hossain

Committee Members

Andrew Braham; Ashraf Elsayed

Call Number

LD 251 .A566t 2015 C32

Abstract

As part of a major rehabilitation program during 1999-2004, several sections of the Arkansas Interstate Systems were overlayed. Some of these sections experienced severe distresses (rutting and cracking), while the others were performing well. The objective of the study is to evaluate the root causes of the poor performing pavements. Consequently, historical data were analyzed and mechanistic tests were performed on collected core samples from existing pavements in order to establish correlations with parameters influencing the aforementioned distresses. The initial high roughness value and high asphalt binder- aggregate ratio in poor performing sections indicate a stiffer mixture susceptible to premature failure. The penetration value was found significantly lower in both good and poor performing sections, while the fatigue factor of the poor performing sections was found considerably higher than the Superpave specification. The findings of the study are expected to be as a good pavement management tool for pavement maintenance actions.

Rights Management

Creative Commons Attribution 4.0 International License
This work is licensed under a Creative Commons Attribution 4.0 International License.

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