<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The fatigue behaviour of bituminous layers must be taken into account when dimensioning road structures and projecting streets. To satisfy this fatigue criterion, laboratory tests must be used to determine the material characteristics and fatigue life of bituminous mixtures. The aim of this article is to study the crack initiation stage using a specific laboratory test: the two-point constant strain bending fatigue test on trapezoidal specimens. The laboratory tests were carried out on three types of bituminous mixes used in the wearing course, each containing successively two different types of bitumen (one imported and one Romanian). The conclusions drawn from this article refer to the influence of mix type and bitumen on the characteristics obtained.</p>
</abstract>

The fatigue behaviour of bituminous layers must be taken into account when dimensioning road structures and projecting streets. To satisfy this fatigue criterion, laboratory tests must be used to determine the material characteristics and fatigue life of bituminous mixtures. The aim of this article is to study the crack initiation stage using a specific laboratory test: the two-point constant strain bending fatigue test on trapezoidal specimens. The laboratory tests were carried out on three types of bituminous mixes used in the wearing course, each containing successively two different types of bitumen (one imported and one Romanian). The conclusions drawn from this article refer to the influence of mix type and bitumen on the characteristics obtained.

Estimation of Asphalt Mixture Fatigue Behaviour Using the Two-Point Bending Test

Technical University of Civil Engineering of Bucharest

Department of Roads, Railways and Construction Materials

Journal of Applied Engineering Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

{"article-title":"Estimation of Asphalt Mixture Fatigue Behaviour Using the Two-Point Bending Test"}

The fatigue behaviour of bituminous layers must be taken into account when dimensioning road structures and projecting streets. To satisfy this fatigue...

Estimation of Asphalt Mixture Fatigue Behaviour Using the Two-Point Bending Test

Published Online: May 20, 2024

Page range: 153 - 160

Received: Jan 16, 2024

Accepted: Feb 19, 2024

DOI: https://doi.org/10.2478/jaes-2024-0019

Keywords
asphalt mixture, fatigue, traffic, trapezoidal sample

© 2024 Claudia Petcu et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Estimation of Asphalt Mixture Fatigue Behaviour Using the Two-Point Bending Test

Published Online: May 20, 2024

Page range: 153 - 160

Received: Jan 16, 2024

Accepted: Feb 19, 2024

DOI: https://doi.org/10.2478/jaes-2024-0019

Keywordsasphalt mixture, fatigue, traffic, trapezoidal sample

© 2024 Claudia Petcu et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
asphalt mixture, fatigue, traffic, trapezoidal sample