This is the 9870th most frequent French word.
ferroviaire
Relating to railways.
The word 'ferroviaire' is used here as an adjective modifying 'réseau', indicating its relation to train or rail services.
Le réseau ferroviaire en France est l'un des plus développés en Europe.
The railway network in France is one of the most developed in Europe.
In this context, 'ferroviaire' specifies the type of project, directly associating it with the railways.
Ils travaillent sur un projet ferroviaire visant à moderniser les infrastructures.
They are working on a railway project aimed at modernizing the infrastructure.
Here, 'ferroviaire' is applied to 'sécurité', contextualizing the safety aspect concerning train operations and rail systems.