Press Releases

IoT solution in Paris to health and safety problems on Europe’s largest urban development project

September 3, 2019

Posted by: Anasia D'mello

Litum Technologies, in collaboration with its French partner FS Tunnel, is to provide a technical solution to protect the health and safety of workers on Europe’s largest urban development project – the Grand Paris Express.

The project entails the construction of 200 kilometres of new tracks for the metropolitan line of Paris’ capital region to form a ring route around the ever growing city and connect pre-existing lines in developing neighborhoods.

A project on such a scale involving extensive underground work naturally presents an array of potential health and safety issues for workers, and that’s where Litum came in. We developed a multi-channel real-time location system (RTLS) keeping site workers and the management team connected at all times and the data collected by the RTLS is subsequently formulated into accessible reports.

Our high precision positioning technology accurately locates workers thanks to the tags we attached to their helmets as well as anchors operating on ultra-wideband (UWB) frequency, allowing the managers to constantly control and monitor all aspects of the operation including the location and number of workers present in any given area and compliance with entry access restrictions onsite.

The system also allows controllers to alert tunnel workers in cases of emergency such as potential collisions with equipment or trains, fire and gas detection, and evacuation. Additionally, controllers are alerted should a worker remain inactive for an excessive period of time so that they can respond effectively to ensure the person’s safety.

As a result of the implementation of our system, the Grand Paris Express project has seen a distinct reduction in the number of accidents and collisions, faster initial response rates in cases of emergency, improved visitor safety, greater compliance with regulatory guidelines, as well as reduced energy consumption thanks to our system’s lighting control feature.

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