Article Dans Une Revue Sustainability Année : 2025

Connectivity, Reliability and Approachability in Public Transport: Some Indicators for Improving Sustainability

Résumé

The reliability of public transport connectivity is influenced by factors such as route design, frequency, availability and infrastructure. Using a shortest path algorithm, we identify up to “k” space–time paths for each origin–destination pair (OD), considering schedules and maximum tolerable waiting times. We propose four reliability indicators and an approachability indicator to assess transport supply. These indicators are calculated at path, OD and network levels using two sets of equations. This framework enables fleet managers to evaluate and compare strategies to improve connectivity reliability and equity, such as increasing route frequency, optimizing lengths or expanding the network. Enhancing connectivity reliability encourages modal shifts to public transport, while improving approachability minimizes resource usage, contributing to sustainability. An application to the bus network of a city in Brittany, France, demonstrates the practical use of these indicators in evaluating and optimizing transport strategies.

Dates et versions

hal-05591607 , version 1 (14-04-2026)

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Citer

Neila Bhouri, Tiziana Campisi, Maurice Aron, S. Mahdavi. Connectivity, Reliability and Approachability in Public Transport: Some Indicators for Improving Sustainability. Sustainability, 2025, 17 (2), pp.645. ⟨10.3390/su17020645⟩. ⟨hal-05591607⟩
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