Explanipedia

Numerical study on deterioration close to the edge of low-volume roads Open

Hassan Fadil, Denis Jelagin, Erik Olsson, Manfred N. Partl · 2025

A state-of-the-art review on cold binders for sustainable paving materials Open

Rui Li, Xiaojing Ma, J. C. Chen, Zhiyu Pan, Zhen Leng , et al. · 2025

A new statistical fracture model for particles in unbound road materials Open

M. Kaan Etikan, Denis Jelagin, Erik Olsson, Manfred N. Partl · 2025

Discrete element analysis on aggregate breakage of unbound granular road materials Open

M. Kaan Etikan, Denis Jelagin, Manfred N. Partl, Erik Olsson · 2025

Adequate aggregate resistance to crushing and abrasion is crucial for good performance of unbound road layers, in particular when incorporating marginal aggregates in road construction. In this study, aggregate crushing in unbound granular…

Evaluating thermal contraction behaviour of basalt mastic using micromechanical finite element modelling Open

Amir Shabani, Denis Jelagin, Manfred N. Partl · 2025

Experimental and numerical analyses of crushing resistance of unbound road materials Open

M. Kaan Etikan, Denis Jelagin, Erik Olsson, Manfred N. Partl · 2024

Aggregate breakage in unbound pavement layers can lead to pavement distresses that affect their functionality and service life. Thus understanding the mechanics and clarifying the factors affecting materials breakage resistance are importa…

Predicting the mechanical properties of semi-flexible pavement material with micromechanical modeling Open

Senlin Ling, Denis Jelagin, Manfred N. Partl, Daquan Sun, Hassan Fadil · 2024

Semi-flexible pavement (SFP) material is a composite comprising cement, coarse aggregates and asphalt mortar, which has complex mechanical properties. Traditional experimental methods struggle to accurately quantify the effect of each phas…

Advanced testing and characterization of low-temperature cracking in bitumen and mastic Open

Amir Shabani, Denis Jelagin, Manfred N. Partl · 2024

Low-temperature cracking is one of the most common failures in asphalt pavements, especially in cold regions. Accordingly, considerable amount of research has been performed in order to understand the low-temperature cracking mechanisms an…

Influence of Filler Type and Content on Thermal Cracking of Mastic Open

Amir Shabani, Denis Jelagin, Manfred N. Partl, Christiane Raab, Miomir Miljković · 2024

Experimental and numerical modelling of shear bonding between asphalt layers Open

Denis Jelagin, Erik Olsson, Christiane Raab, Manfred N. Partl · 2023

Interlayers in asphalt pavements are potential structural damage initiators. In order to better understand the quantitative role of interlayer parameters, such as surface roughness, binder type, binder content and loading type on interlaye…

Experimental and Numerical Analysis of Crushing Resistance of Unbound Road Materials Open

M. Kaan Etikan, Denis Jelagin, Erik J Olsson, Manfred N. Partl · 2023

Evaluating raveling susceptibility of asphalt by Pull-off tests Open

F. Beltzung, Christiane Raab, Manfred N. Partl · 2022

Porous low noise wearing courses are popular in Switzerland. However, after 4 to 5 years in service distresses appear mostly due to raveling. Measuring the susceptibility to loss of aggregates is therefore considered a desirable step of qu…

Experimental and numerical study on SMA modified with an encapsulated polymeric healing agent Open

Sergey Inozemtcev, Denis Jelagin, Evgeniy Korolev, Hassan Fadil, Manfred N. Partl , et al. · 2022

The present study aims at experimentally and numerically investigating the effect an encapsulated healing agent on the mechanical characteristics of a stone mastic asphalt (SMA). As a healing agent a thiol-containing urethane AR-polymer is…

Spherical indentation test for quasi-non-destructive characterisation of asphalt concrete Open

Hassan Fadil, Denis Jelagin, Manfred N. Partl · 2022

The indentation test is a promising technique for the viscoelastic characterisation of asphalt concrete (AC). Indentation measurements are primarily influenced by the material properties in the direct vicinity of the indenter-specimen cont…

Effect of artificial aggregate shapes on the porosity, tortuosity and permeability of their packings Open

Nicholas A. Conzelmann, Manfred N. Partl, Frank Clemens, Christoph R. Müller, Lily D. Poulikakos · 2021

Microstructure characterisation and constitutive modelling of waterborne epoxy resin modified bitumen emulsion Open

Rui Li, Zhen Leng, Haopeng Wang, Manfred N. Partl, Huayang Yu , et al. · 2021

From the pavement construction emission perspective, bitumen emulsion is considered more environment-friendly than conventional bitumen because of its much lower construction temperature. However, bitumen emulsion faces the major concern o…

The viscoelastic characterisation of asphalt mixtures using the indentation test Open

Hassan Fadil, Feng Chen, Denis Jelagin, Manfred N. Partl · 2021

Viscoelastic characterisation of asphalt mixtures is an important component for modelling and performance prediction of flexible pavements. In this study, using spherical indentation testing for measuring the viscoelastic properties of asp…

Link between packing morphology and the distribution of contact forces and stresses in packings of highly nonconvex particles Open

Nicholas A. Conzelmann, Alexander Penn, Manfred N. Partl, Frank Clemens, Lily D. Poulikakos , et al. · 2020

An external load on a particle packing is distributed internally through a heterogeneous network of particle contacts. This contact force distribution determines the stability of the particle packing and the resulting structure. Here, we i…

Quest for improving service life of asphalt roads Open

Manfred N. Partl · 2020

Selected results and initiatives in modern asphalt pavement research for increasing service life of asphalt pavements under the aspect of sustainability and multifunctional use of roads are summarized. Focus lies on innovative approaches a…

A new viscoelastic micromechanical model for bitumen-filler mastic Open

Hassan Fadil, Denis Jelagin, Manfred N. Partl · 2020

A new micromechanical model for predicting viscoelastic properties of mastic is proposed and validated with experiments. The developed model is based on the finite element method and allows predicting the viscoelastic properties of mastic …

Vibration-induced aggregate segregation in asphalt mixtures Open

Feng Chen, Denis Jelagin, Manfred N. Partl · 2020

Aggregate segregation in asphalt mixture is a bothersome engineering issue during pavement construction. The practitioners have some measures to mitigate the segregation potential based on experiences which, however, can only reduce the ri…

Laboratory Evaluation and Construction of Fully Recycled Low‐Temperature Asphalt for Low‐Volume Roads Open

Christiane Raab, Manfred N. Partl · 2020

Growing economy and increasing pollution evoke the need for more environmentally friendly road construction techniques and the saving of natural resources. In this context, cold recycling plays an important role since, on the one hand, it …

Modification of asphalt mixtures for cold regions using microencapsulated phase change materials Open

Moisés Bueno, Muhammad Rafiq Kakar, Zakariaa Refaa, Jörg Worlitschek, Anastasia Stamatiou , et al. · 2019

Phase change materials (PCMs) may be used to regulate the temperature of road surfaces to avoid low-temperature damages when asphalt materials become brittle and prone to cracking. With this in mind, different asphalt mixtures were modifie…

Correction to: Towards improved testing of modern asphalt pavements Open

Manfred N. Partl · 2019

The article “Towards improved testing of modern asphalt pavements”, written by “M. N. Partl”, was originally published electronically on the publisher’s internet portal (currently SpringerLink) on 3 December without open access.

Thematic issue “Asphalt Pavement and Environment” Open

Manfred N. Partl, Gabriele Tebaldi, Shigeru Shimeno · 2019

The Technical Committee on Asphalt Pavement & Environment (TC APE) of the International Society for Asphalt Pavement (ISAP) initiated collaboration with CAPSA, the Conference on Asphalt Pavements f...

New discrete element framework for modelling asphalt compaction Open

Erik Olsson, Denis Jelagin, Manfred N. Partl · 2019

During asphalt mixture compaction, loads in the material are mainly transferred through contact between the stones and the interaction between the stones and the binder. The behaviour of such materials is suitable to model using the Discre…

Measurement of the viscoelastic properties of asphalt mortar and its components with indentation tests Open

Hassan Fadil, Denis Jelagin, Per‐Lennart Larsson, Manfred N. Partl · 2019

Reliable determination of material properties is a key component for modelling and performance prediction of asphalt pavements. This paper deals with the potential use of instrumented indentation tests for viscoelastic characterisation of …

A cluster-based pore network model of drying with corner liquid films, with application to a macroporous material Open

Sreeyuth Lal, Marc Prat, M. Plamondon, Lily D. Poulikakos, Manfred N. Partl , et al. · 2019

Experimental and numerical analysis of asphalt flow in a slump test Open

Feng Chen, Denis Jelagin, Manfred N. Partl · 2019

The mechanical behaviour of uncompacted asphalt mixtures is still not well understood, threatening directly to the pavement practices such as control of mixture's workability and segregation. This situation may become even worse due to the…

Towards improved testing of modern asphalt pavements Open

Manfred N. Partl · 2018

During the last 50 years, Rilem was continuously active in pre-standardization efforts aiming at gradually improving scientific and technological testing and analysis methods for refined understanding and characterization of bituminous bin…

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