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TEAPaN2 – the next step towards faster and smarter emergency response after traffic accidents

Sep, 16 2025

How can we save more lives after serious road crashes? The new project TEAPaN2 aims to answer that very question – by leveraging data from connected vehicles, individuals and the traffic environment to improve decision support for emergency operators and first responders. The goal is to reduce fatalities and serious injuries through faster, more accurate interventions.

The background is clear: most people who die in serious road accidents do so within the first hour. At the same time, research shows that the right intervention at the right time can be life-saving – but today’s systems lack precision. TEAPaN2 builds on the insights from the previous TEAPaN project and now takes the next step towards a solution ready for real-world implementation.

The project team will work to ensure that the right resources are dispatched more quickly to crash sites, while also avoiding unnecessary emergency deployments.

Researchers are using both real and synthetic data, with AI components included in the analysis and evaluation. A central infrastructure – TEAPaN Services – receives and processes information on vehicles, direction of travel, location, crash forces and more. The result is a powerful decision support system for SOS, ambulance services and fire and rescue teams.

Data serving society
TEAPaN2 is a concrete response to calls from both the EU and WHO to improve the so-called post-crash area – a field that often receives less attention than crash prevention, but which is essential to achieving Sweden’s Vision Zero goal.

With funding of SEK 6.6 million from Drive Sweden (Vinnova) and the Västra Götaland Region, the project brings together a strong consortium of partners: Chalmers E2, PICTA, VTI, VGR, Sahlgrenska Ambulance and Emergency Medical Dispatch Centre, SOS International, Volvo Cars, Everdrone, Consat, Detecht and local fire and rescue services/NUC.

The project is led by Stefan Candefjord at Chalmers, and PhD recruitment is currently underway. TEAPaN2 runs until autumn 2027 and is part of SAFER’s partner project portfolio under the Safety Principles Impact Area.