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Proceedings of

2nd International Conference on Advances in Civil, Structural and Mechanical Engineering CSM 2014

"FATIGUE CHARACTERISTICS OF COLD RECYCLED BITUMINOUS EMULSION MIXTURES USING THE NOTTINGHAM ASPHALT TESTER IN THE ITFT MODE OF TESTING"

OLUWASEYI LANRE TONY PARRY
DOI
10.15224/978-1-63248-054-5-67
Pages
135 - 143
Authors
2
ISBN
978-1-63248-054-5

Abstract: “Knowledge of the fatigue characteristic of asphalt mixtures is essential for the design of flexible pavements since fatigue has been identified by researchers as one of the major failure mechanisms in flexible pavements. Information obtained from the laboratory fatigue characterization of such mixtures is normally used for predicting performance in service. While the literature is replete with information about the fatigue performance of hot asphalt mixtures (HMA), not much has been done to ascertain the responses of cold recycled asphalt mixtures which of late are increasingly becoming suitable and sustainable alternatives to HMA due to the energy, cost and environmental benefits they offer. This paper presents the results of laboratory fatigue characterization of cold recycled bituminous emulsion mixtures (CRBEMs) using the indirect tensile fatigue test (ITFT). The results showed among other things that cold recycled asphalt mixtures prepared at a mixing and compaction temperature of”

Keywords: Cold asphalt, fatigue, RAP, bitumen emulsion

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