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EUROVIA MANAGEMENT

Country: France

EUROVIA MANAGEMENT

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3 Projects, page 1 of 1
  • Funder: French National Research Agency (ANR) Project Code: ANR-17-CE22-0014
    Funder Contribution: 733,157 EUR

    Maintenance of road infrastructures represents a considerable socio-economic challenge in a context where budgets of asset managers are increasingly restricted. To optimize the maintenance of these infrastructures, it is necessary to develop monitoring and diagnosis methods to estimate reliably their residual lifetime. It is one of the objectives of the French “Road National Observatory - https://www.idrrim.com/ONR/” launched in January 2016 by the representatives of the road infrastructures sector. The MOVEDVDC project aims at the characterization of residual mechanical properties of bituminous materials in base layers, and their evolution over time, two inputs which are necessary to the calculation of pavement lifetime, and pavement maintenance solutions. The important targets are: - To define a methodology for assessing ageing and damage of bituminous materials, based on the analysis of materials sampled on field and on studies on materials aged in laboratory conditions, - To define ageing indicators used for the assessment of materials lifetime, - To propose, form these studies, models to predict mechanical properties of aged materials (in particular complex modulus and fatigue resistance) and their evolution, to be implemented in pavement lifetime calculation. This is an important output for the dissemination of the project. MOVEDVDC complements the National project DVDC (Pavement lifetime – www.dvdc.fr) which is a collaborative research project launched in June 2016, aiming at the development of tools and methods for the evaluation and maintenance of old pavements. The DVDC project brings together nearly forty partners of the road infrastructures sector: private companies, asset managers, research organizations. MOVEDVDC adresses one of the most important technical and scientific challenges identified in the DVDC project, which is the assessment of ageing and damage state of bituminous materials. The research program of MOVEDVDC is structured around 6 main tasks: (i) coordination, (ii) selection and characterization of experimental sites, (iii) analysis of binder behaviour, (iv) analysis of mixture behaviour, (v) modelling and calculation of pavement residual lifetime and (vi) dissemination. It is realized by a consortium constituted of 4 academic organizations (ESTP, IFSTTAR, INSA Strasbourg and University of Limoges) and 4 private companies (Eiffage Infrastructures, Eurovia, Malet, Total), which bring together strong scientific skills, a strong link to the field, and important laboratory testing facilities. Two major outputs are expected from this project, which will constitute important inputs for the establishment of operational technical guidelines shared with all the stakeholders: - A methodology for the characterization of aged and damaged bituminous materials, at binder and mixtures scales, - A new approach for describing the mechanical performance of these aged materials in the calculation of pavement lifetime and design of pavement maintenance solutions. This approach will constitute a contribution for the future guidelines on pavement maintenance which will be a deliverable of the DVDC project. The project will also lead to the development of a more advanced model for the description of the fatigue behaviour of cracked or damaged materials.

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  • Funder: French National Research Agency (ANR) Project Code: ANR-14-CE22-0018
    Funder Contribution: 697,776 EUR

    In most cases, the deterioration of reinforced concrete structures is due to corrosion caused by aggressive agents from the external environment such as carbon dioxide and chloride ions. In order to control the lifetime of structures, efforts have to be made to manage the risk of corrosion from the structure design. This is of course an economic challenge since the maintenance of ageing concrete structures is nowadays more and more costly for owners. It is also an environmental challenge because, like other materials, the use of concrete has impacts at global scale (8% of the worldwide greenhouse gas emissions) or at local scale (natural aggregates consumption). In the current design standards, the control of structures lifetime is done through an obligation of means. For instance, the European standards require a minimum cover of reinforcement or a minimum binder content in the concrete composition. In the coming years, the performance-based approach will be introduced as a second way to design the concrete formulation. Concrete performances can be assessed through accelerated ageing tests or durability indicators. In France, application methods of the performance-based approach are available. A national project under construction (PERFDUB) shall gather most of construction actors to optimize these methods and use it in a global approach. To determine the threshold values of durability properties measured by tests, the performance-based approach need modeling tools which are able to predict the long-term behavior of reinforced concrete structures. The models will be used to quantify the durability indicators and to verify the reliability of the values. The objective of the project MODEVIE is to provide such models applicable by end-users in the frame of the performance-based approach. In recent years, many progresses have been done in the modeling of physical, chemical and mechanical phenomena acting on the durability of reinforced concrete. However, the existing models are often focused on only one of the stages of corrosion process, for instance on the stage of aggressive agents transfers or on the phase of corrosion propagation. The aims of MODEVIE is first to take into account all the different periods of the structure life in chaining behavior models, from transfers to corrosion and mechanical damage, and secondly to define a model adapted to the use of the performance-based approach in the normative context. MODEVIE will also provide a better understanding of parameters favorable to steel reinforcement depassivation and corrosion propagation. Limit states associated with reinforcement corrosion will be also rationally defined. Organized into six tasks, the project will involve modeling and experiments. The latter will take into account parameters such as concrete casting, aggregates nature and binder type. We will study concretes potentially qualified by the performance-based approach, i.e. concretes with high content of mineral addition or recycled aggregates. Finally, MODEVIE will lead to the definition of an “engineer” type model usable by end-users for the calculation of the structure lifetime for a given limit state (corresponding to an acceptable corrosion state). The entry parameters will be the concrete mix parameters, environmental conditions and materials data available from standard tests. MODEVIE gathers specialists partners in the fields of mass transfer, corrosion and normative context for the durability of concrete structures, which are all involved in the development of the performance-based approach for concrete structures: university laboratories (LaSIE, GeM, LMDC ), public laboratories (IFSTTAR, CEREMA) or private (LAFARGE, Eurovia, VINCI Construction France, CERIB).

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  • Funder: European Commission Project Code: 875683
    Overall Budget: 17,957,400 EURFunder Contribution: 14,999,400 EUR

    INCIT-EV aims to demonstrate an innovative set of charging infrastructures, technologies and its associated business models, ready to improve the EV users experience beyond early adopters, thus, fostering the EV market share in the EU. The project will seek the emergence of EV users’ unconscious preferences relying on latest neuroscience techniques to adapt the technological developments to the users’ subjective expectations. 5 demo environments at urban, peri-urban and extra-urban conditions will be ready for the deployment of 7 use cases, addressing: Smart and bi-directional charging optimized at different aggregation levels Dynamic wireless charging lane in an urban area Dynamic wireless charging for long distance (e-road prototype for TEN-T corridors) Charging Hub in a park&ride facility Superfast charging systems for EU corridors Low power DC bidirectional charging infrastructure for EVs, including two-wheelers Opportunity wireless charging for taxi queue lanes in airports & central stations These use cases pursue innovations in the current charging solutions as well as their seamless integration into the existing transport, grid, ICT and civil infrastructures. For this purpose, the INCIT-EV Platform will be developed comprising a DSS and a set of APPs addressing the users and e-mobility stakeholders’ needs. As a result, INCIT-EV will engage 3,475 private EV drivers, as well as 10 local communities, 4 Taxis cooperatives, 4 car sharing and 4 LEVs sharing companies. In total, the project will mobilise directly an investment on the use cases of 8.872 M€. INCIT-EV consortium counts with 33 partners, including 3 OEMs, 6 charging technology providers and 5 public authorities, 6 RTOs, 2 ICT companies, 2 road infrastructures companies, 4 DSOs, 1 TSO, 2 SMEs with expertise in user behavior and e-mobility exploitation, a car sharing services SME and a EV users association. Finally, ENTSO-e or the TInnGo project on gender issues support the project.

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