Train drivers in Spain are set to begin a three-day nationwide strike on Monday, citing what they describe as inadequate safety guarantees across the country’s rail network.

A commuter train collided with a construction crane in Cartagena, southeastern Spain, on Thursday, injuring several people, including one seriously, following two deadly rail accidents earlier this week.

A commuter passenger train derailed in Gelida, near the Spanish city of Barcelona, on Tuesday, killing the driver and injuring 37 people, according to a spokesperson for the regional government of Catalonia.

Azerbaijan’s Foreign Ministry has expressed condolences following a deadly train collision in Spain.

A high-speed train derailed and collided with an oncoming train on Sunday in southern Spain, killing at least 39 people and injuring dozens more, according to Spain’s transport minister.

At least 21 people were confirmed dead, and 25 others were seriously injured after two high-speed trains derailed and collided near the city of Cordoba in southern Spain on Sunday, according to authorities.