All Outputs (11)

Black Space Rheological Assessment of Asphalt Material Behavior (2021)
Journal Article
Airey, G. D., Rowe, G. M., Sias, J. E., Di Benedetto, H., Sauzeat, C., & Dave, E. V. (2022). Black Space Rheological Assessment of Asphalt Material Behavior. Journal of Testing and Evaluation, 50(2), 770-787. https://doi.org/10.1520/JTE20210205

Black Space diagrams representing rheological data of asphalt materials in the form of complex modulus (|G*| or |E*|) versus phase angle (δ) have been successfully used for interpretation of material behavior and performance. Previous studies have us... Read More about Black Space Rheological Assessment of Asphalt Material Behavior.

Effect of hydrated lime and other mineral fillers on stiffening and oxidative ageing in bitumen mastic (2021)
Journal Article
Alfaqawi, R. M., Fareed, A., Zaidi, S. B. A., Airey, G. D., & Rahim, A. (2022). Effect of hydrated lime and other mineral fillers on stiffening and oxidative ageing in bitumen mastic. Construction and Building Materials, 315, Article 125789. https://doi.org/10.1016/j.conbuildmat.2021.125789

The bituminous binder's ageing process is the primary reason behind the decrement in the pavement's in-service life, which can lead to cracking as a result of extreme hardening of the binder. In order to mitigate this problem, several methods have be... Read More about Effect of hydrated lime and other mineral fillers on stiffening and oxidative ageing in bitumen mastic.

Comparison of the Effects of Hydrated Lime on the Moisture-Induced Damage of Stone Mastic Asphalt (SMA) Mixtures (2021)
Conference Proceeding
Badal, A., Carvajal-Munoz, J. S., & Airey, G. (2022). Comparison of the Effects of Hydrated Lime on the Moisture-Induced Damage of Stone Mastic Asphalt (SMA) Mixtures. In Proceedings of the RILEM International Symposium on Bituminous Materials (465-471). https://doi.org/10.1007/978-3-030-46455-4_59

Moisture-induced damage is one of the most prominent distresses affecting pavement structures worldwide. As a consequence, various strategies for mitigating this phenomenon have been proposed, including the use of additives to improve bitumen-aggrega... Read More about Comparison of the Effects of Hydrated Lime on the Moisture-Induced Damage of Stone Mastic Asphalt (SMA) Mixtures.

Experimental Investigation on Water Loss and Stiffness of CBTM Using Different RA Sources (2021)
Conference Proceeding
Grilli, A., Raschia, S., Perraton, D., Carter, A., Rahmanbeiki, A., Kara De Maeijer, P., …Tebaldi, G. (2022). Experimental Investigation on Water Loss and Stiffness of CBTM Using Different RA Sources. In H. Di Benedetto, H. Baaj, E. Chailleux, G. Tebaldi, C. Sauzéat, & S. Mangiafico (Eds.), Proceedings of the RILEM International Symposium on Bituminous Materials: ISBM Lyon 2020 (11-17). https://doi.org/10.1007/978-3-030-46455-4_2

Cold recycling of reclaimed asphalt (RA) is a promising technique to build or to maintain roads, combining performance and environmental advantages. Although this technique has been extensively used worldwide, there is no unique and internationally-s... Read More about Experimental Investigation on Water Loss and Stiffness of CBTM Using Different RA Sources.

Temperature Dependency of the Stiffening Effect of Hydrated Lime in Stone Mastic Asphalt (SMA) Mixtures (2021)
Conference Proceeding
Cardenas, M., Carvajal-Munoz, J. S., & Airey, G. (2022). Temperature Dependency of the Stiffening Effect of Hydrated Lime in Stone Mastic Asphalt (SMA) Mixtures. In H. Di Benedetto, H. Baaj, E. Chailleux, G. Tebaldi, C. Sauzéat, & S. Mangiafico (Eds.), Proceedings of the RILEM International Symposium on Bituminous Materials: ISBM 2020 (1743-1749). https://doi.org/10.1007/978-3-030-46455-4_221

The effect of hydrated lime (HL) on the stiffening effect of bituminous mixtures is mainly driven by a physical phenomenon derived from the higher Rigden Air Voids (RAV) of HL in contrast to other filler types commonly used in bituminous mixtures suc... Read More about Temperature Dependency of the Stiffening Effect of Hydrated Lime in Stone Mastic Asphalt (SMA) Mixtures.

Crack Self-healing in Asphalt as a Flow Process (2021)
Book Chapter
Grossegger, D., Garcia, A., & Airey, G. (2022). Crack Self-healing in Asphalt as a Flow Process. In Proceedings of the RILEM International Symposium on Bituminous Materials (489-495). Springer International Publishing. https://doi.org/10.1007/978-3-030-46455-4_62

Asphalt has the ability to restore diminished properties caused by damage. This ability is known as self-healing and in case of asphalt it is conferred upon by the competent bitumen. Bitumen is a viscoelastic liquid and has self-healing abilities due... Read More about Crack Self-healing in Asphalt as a Flow Process.

Fracture Characterization of Stone Mastic Asphalt (SMA) with Hydrated Lime Through the Semi-circular Bending Test Approach (2021)
Conference Proceeding
Ahmed, A. M., Carvajal-Munoz, J. S., & Airey, G. (2022). Fracture Characterization of Stone Mastic Asphalt (SMA) with Hydrated Lime Through the Semi-circular Bending Test Approach. In Proceedings of the RILEM International Symposium on Bituminous Materials (935-941). https://doi.org/10.1007/978-3-030-46455-4_119

Hydrated lime (HL) use as an active filler is due to its ability to increase the stiffness of asphalt mixtures as well as the mechanical and physicochemical performance through improved rutting resistance, reduced aging, and enhanced moisture-induced... Read More about Fracture Characterization of Stone Mastic Asphalt (SMA) with Hydrated Lime Through the Semi-circular Bending Test Approach.

Modelling the stiffness development in asphalt concrete to obtain fatigue failure criteria (2021)
Journal Article
Chen, A., Airey, G. D., Thom, N., Litherland, J., & Adjetey Nii-Adjei, R. (2021). Modelling the stiffness development in asphalt concrete to obtain fatigue failure criteria. Construction and Building Materials, 306, Article 124837. https://doi.org/10.1016/j.conbuildmat.2021.124837

The study of fatigue is critical to good usability and durability of asphalt pavements. Inaccurate calculation of the fatigue failure criteria can cause incorrect evaluation of the fatigue performance, leading to inaccurate prediction of the pavement... Read More about Modelling the stiffness development in asphalt concrete to obtain fatigue failure criteria.

Rutting analysis of different rubberised stone mastic asphalt mixtures: from binders to mixtures (2021)
Journal Article
Subhy, A., Lo Presti, D., Airey, G., & Widyatmoko, I. (2022). Rutting analysis of different rubberised stone mastic asphalt mixtures: from binders to mixtures. Road Materials and Pavement Design, 23(9), 2098-2114. https://doi.org/10.1080/14680629.2021.1950818

Stone Mastic Asphalt (SMA) has been broadly used on heavily trafficked roads and motorways in the UK due to its known stability and durability. In this study, several sets of SMA mixtures were produced using different rubberised bitumens, including a... Read More about Rutting analysis of different rubberised stone mastic asphalt mixtures: from binders to mixtures.

Stiffening Effect of Fillers Based on Rheology and Micromechanics Models (2021)
Journal Article
Rahim, A., Milad, A., Yusoff, N. I. M., Airey, G., & Thom, N. (2021). Stiffening Effect of Fillers Based on Rheology and Micromechanics Models. Applied Sciences, 11(14), Article 6521. https://doi.org/10.3390/app11146521

The aggregate in an asphalt mixture is coated with mastic consisting of bitumen (dilute phase) and filler (particulates phase). The interaction of bitumen and filler and packing of filler plays an important role in the properties of mastics. The micr... Read More about Stiffening Effect of Fillers Based on Rheology and Micromechanics Models.

Rheological characterisation of cold bitumen emulsion slurries (2021)
Journal Article
Mignini, C., Lo Presti, D., Airey, G., & Graziani, A. (2021). Rheological characterisation of cold bitumen emulsion slurries. Road Materials and Pavement Design, 22(Sup1), S232-S250. https://doi.org/10.1080/14680629.2021.1906303

The performance of cold bitumen emulsion (CBE) mixtures is strongly linked to an optimised design of the binder blends and mastics. Types and dosages of bitumen, mineral additions and the workability must be characterised and optimised. This study ai... Read More about Rheological characterisation of cold bitumen emulsion slurries.