18 research outputs found

    Shared passengers & goods urban transport solutions and public transport operators: Which challenges? The case of Milan through an international comparison

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    Nowadays, in a sustainable urban development point of view, cities are looking for instruments and policies to ensure an efficient and effective urban mobility for both passengers and goods. Indeed, optimizing passengers and goods flows in the urban area while reducing the externalities linked to direct mobility's improvements, become more and more stressing. Goods transport, long excluded from the city's problems, seems now attract renewed interest both from the traditional players such as institutional or professionals of road transport, but also from the new players such as operators of public transport. Some operators are wondering whether or not to enter further into this issue: design and manage combined urban transport solutions, which allow a smooth sharing of passengers and goods could be a real opportunity to extend their services. Unfortunately, not much is known concerning how these innovative solutions can be integrated into companies' strategy, and examples of involvement of public transport operators in urban goods transport and urban logistics are still few. The aim of this paper is to explore this issue. At first, the concept of combined passengers/goods urban transport is defined and existing solutions are described, carried out on an international survey. Than, experiences of European operators involved in combined passengers/goods urban transport solutions are analysed. From this framework, the paper discusses the conditions and economic factors that may make such solutions an interesting alternative to traditional urban transport services' production. In a last section, some scenarios will be proposed, based on Milan's urban transport system

    Gestion du processus d'évolution des systèmes industriels (conduite et méthode)

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    BORDEAUX1-BU Sciences-Talence (335222101) / SudocSudocFranceF

    Flow Management of Passengers and Goods Coexisting in the Urban Environment: Conceptual and Operational Points of View

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    AbstractOur research aims to define a model which constitutes a first framework to plan and to control both passengers and goods flows in the urban environment. It focuses on the sharing concept which means to make a joint use of transport resources between passengers and goods flows. The proposed concept leans on the statement that: “There is sufficient overlap between passenger & freight urban transport systems to be able to build on and integrate existing infrastructure of both passenger & freight systems” [1]. Consequently, to integrate passenger & freight flows in the existing urban transport systems, it is necessary to characterize this overlap, which means to quantify both flows. Starting from freight flows, our paper presents a methodology aiming to define an appropriate sizing of delivery volumes by business type. The methodology has been implemented in a French medium sized city: La Rochelle

    Maîtriser la coexistence des flux de passagers et de marchandises en milieu urbain

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    La mobilité urbaine regroupe à la fois la mobilité des personnes mais aussi la mobilité des biens. Aujourd'hui, l'intégration de la vision "passagers" dans la planification des transports ne fait aucun doute. Les marchandises, quand elles sont considérées, sont alors exprimées en tant que contraintes des flux passagers. Cet article propose un argumentaire mettant en avant les synergies de ces deux types de flux à priori antagonistes. Puis, la structure d'une procédure de planification de la mobilité est établie, son intérêt principal réside en la maîtrise de la coexistence des passagers/marchandises en ville. Pour cela, il s'agit de formaliser le cadre méthodologique de planification, d'analyser les éléments fondamentaux des approches méthodologiques de planification du transport de passagers et de marchandises et enfin d'identifier les concepts novateurs pour la définition d'une approche méthodologique de planification de la mobilité urbaine intégrée.</jats:p

    Urban Freight Transport: From Optimized Routes to Robust Routes

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    AbstractThis paper considers two well-known strategies for the organization of tours for urban deliveries: the vehicle routing problem (VRP) and the optimization of vehicle loading plan problem. Experience shows that optimal solutions are rarely implemented given the many intervening disturbances on an urban tour. As illustrated using a simple theoretical scenario, we propose a hybrid approach between the two strategies and introduce the concept of robustness in the tour, in order to guarantee a predefined level of performance

    Shared passengers and goods urban transport solutions

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    Urban goods transport, long considered not to be a priority issue, seems to be attracting interest today not only by traditional actors, such as local administrations and logistics firms, but also by new actors, such as local public sector transport companies. The first part defines the concept of shared passenger and goods urban transport and describes the existing solutions by means of an international survey. An analysis is then made of the experiences of pioneering European urban transport operators and finally economic factors are examined along with the conditions which could make those solutions an interesting alternative to the traditional provision of logistics services. Finally, possible scenarios for Milan are proposed, based on an analysis of the urban transport system of this regional capital.</jats:p
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