Works for the first phase of the implementation of the unified tram network in the city of Barcelona: lots 5, 8 and 9.
Lot 5: stopsWorks on the first phase of the implementation of the unified tram network in the city of Barcelona. Lot 5: stops.
Lot 8: other facilitiesWorks on the first phase of the implementation of the unified tram network in the city of Barcelona. Lot 8: other facilities.
Lot 9: systemsWorks on the first phase of the implementation of the unified tram network in the city of Barcelona. Lot 9: systems.