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A comparison of the zero shear viscosity

One of the promising candidates as a European binder performance indicator is the zero shear viscosity (ZSV) or the viscosity at zero shear rate.

 


A laboratory study on the use of waxes to reduce paving temperatures

There is considerable interest in the possibilities of producing and paving asphalt at reduced temperature. A reduction of the temperature generates a significant reduction in energy consumption, emissions and fumes. Also health and safety conditions for the road workers are improved.



A simple test method for determination of waxes in crude oils and bitumens

Bitumen containing natural waxes and their effect on asphalt performance has been debated for many years. The objective of this paper is to develop a simple method for determining waxes in bitumens and in crude oils.

 


Aanleg van EME binnen Europa

In de loop der jaren heeft de ontwikkeling van het zogenaamde enrobé á module élevé (EME) zich vanuit Franse ervaring ontwikkeld tot een hoogwaardig mengsel voor onder- en tussenlagen met uitstekende vervormings- en vermoeiingseigenschappen waarmee eventueel dunner kan worden geconstrueerd.



Ageing of SBS modified bitumen

Ageing of SBS modified bitumen in roofing applications.

 


Aging of bituminous binders - laboratory tests and field data

A comprehensive literature study on road durability has indicated that the aging susceptibility of bituminous binders in surface layer is a key parameter determining the life time of an asphalt pavement.



Analytische Bemessung von Asphaltstraßen - Möglichkeiten beim Einsatz der Software NOAH 2.0

Mit Hilfe analytischer Bemessungs-verfahren werden Risiken, die mit dem Einsatz innovativer Asphaltbau-weisen einhergehen können, kalkulierbar.

 


Asfalt performantie

De laatste jaren concentreerde veel bitumenonderzoek zich op de ontwikkeling van functionele bindmiddeleigenschappen. Deze eigenschappen zouden een betere bitumen karakterisatie moeten toelaten in relatie tot het asfaltgedrag, aangezien de huidige bindmiddel specificaties onvoldoende blijken om de performantie van asfalt te voorspellen, vooral wanneer polymeer gemodificeerde bitumen gebruikt worden.



Asphalt vs. concrete

The advantages of asphalt in road construction

 


Binder related fatigue properties

Binder related fatigue properties studied by rheology.



Binder-filler interaction

Rheological investigation on binder-filler interaction.

 


Bindmiddeleigenschappen en spoorvorming

Uit gemeenschappelijke studies tussen Nynas en het Opzoekingscentrum voor de Wegenbouw werd vastgesteld dat de ‘zero shear viscosity’ een mogelijke bindmiddel indicator is voor spoorvorming in asfalt.



BituFoam® Technologie zur Verarbeitung von Asphalt

Schaumbitumen als innovative Lösung im modernen Asphaltstraßenbau

 


Characterisation of bituminous emulsions

Characterisation of bituminous emulsions: particle size distribution and amount of residual emulsifier



Coalescence of Bitumen emulsions

An experimental investigation on coalescence of bitumen emulsions.

 


Emulsion Cold mixes

New cold recycling and mixes paving technology.



Evaluation of binder recovery methods and the influence on the properties of polymer modified bitumen

In hot mix asphalt, binder extraction in combination with a recovery method is commonly used to evaluate the properties of a binder embedded in an existing pavement structure. In some countries, like Germany, specifications on the softening point and elastic recovery are legally required on polymer modified binders (PmBs), after recovery from a pavement.

 


Fatigue and Healing of bitumen

Fatigue and Healing Characteristics of Bitumens studied Using Dynamic Shear Rheometer.



Fatigue Testing of Bituminous binders

Fatigue Testing of Bituminous binders using a Dynamic Shear Rheometer.

 


Harmonisation - The way to unique or diversifying results?

Along the process of EN – standardisation of binder tests, one learned that obtaining reliable results, fit for specification is not an easy goal.



High Resistance Polymermodified Binders

High Resistance Polymermodified Binders to Secure Durable Asphalt Pavements.

 


Impact of bitumen wax

This paper deals with the low temperature properties of bituminous binders and asphalt mixtures as related to bitumen wax.



Influence of Polymer modification

Influence of Polymer modification on Low Temperature Behaviour of Bituminous Binders and mixtures.

 


Isothermal hardening in bitumen and asphalt mix

It is well established that the mechanical properties of bitumen can change isothermally at moderate and low temperatures, because of physical changes occurring in the binder.



Low temperature cracking

Performance indicators for Low Temperature Cracking.

 


Microstructure of wax crystals in Bitumen

Bituminous binders may contain different types of waxes, which display different microstructures.



New cold paving technology

New cold paving technology, recycling and virgin mixes.

 


Performance evaluation for bituminous binders

Description and study of a performance evaluation system for bituminous binders.



Performance related binder specifications

Recommendations for the Development and implementation of Performance related binder specifications.

 


PmB emulsions

Coalescence of quick set surface dressing PmB emulsions.



Predict mix fatigue tests from binder fatigue

The direct measurement of binder “fatigue” properties through repeated loading tests is getting more and more attention as a possible performance indicator for mix fatigue behavior.

 


Prediction of emulsion properties

Prediction of emulsion properties from binder/emulsifier characteristics.



Recycled Asphalt Pavements

Factors controlling recycled asphalt pavements (RAP) cold mixes modulus

 


Rheological Effects of Waxes in Bitumen

Study showing the effect of waxes in Bitumen.



SMA in Belgium and the Netherlands

Differences in SMA conception in Belgium and the Netherlands. Abstract in Dutch and French. Paper in Dutch only.

 


Stabilisatie en immobilisatie met schuimbitumen

Aangezien het hergebruik van oud asfaltmateriaal meer en meer beschouwd wordt als een standaard procedure in verschillende Europese landen, worden de wegenbouwers ook meer geconfronteerd met oude asfaltgranulaten die verontreinigingen zoals zware metalen, teer(PAK) en minerale oliën bevatten.



Superior Cold Recycling

In order to develop Environmentally Friendly Construction Technologies (EFCT) and as part of the 5th Framework Program of Research and Development, the European Community has decided to finance a research project on cold recyling, entitled SCORE “Superior COld REcycling based on benefits of bituminous microemulsions and foamed bitumen. A EFCT system for the rehabilitation and the maintenance of roads”.

 


Temperature effects in binder fatigue

It is well known that continuous fatigue tests on laboratory mix samples induce a temperature increase inside the mix sample.



The French function dissociation concept

How to achieve better roads in Poland with the French function dissociation concept.

 


Uni-axial dynamic creep testing of an SMA

Importance of test and formulation parameters.



Wheel-tracking test

Wheel-tracking test on open-graded drainage mixes. Relation to rheological binder properties.

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