What caused Portugal's iconic funicular derailment? | DW News

Key Concepts:

• Funicular railway (Elevador da Glória/Ascensor da Glória)
• Derailment
• Security cable failure
• Emergency brake failure
• Material fatigue
• Outsourcing of maintenance
• National monument
• Cable railway
• Counterweight system
• Gradient

Accident Overview:

• A finicular accident involving the Elevador da Glória in Lisbon, Portugal, resulted in 15 fatalities and numerous injuries.
• The finicular derailed and crashed into a building in a popular tourist area during the evening rush hour.
• Some victims were confirmed to be foreign nationals.
• The accident is considered unprecedented by the city's mayor.

Eyewitness Accounts:

• The finicular derailed, slid down a hill at speed, and collided with a building.
• One witness described the finicular falling about 1.5 meters and making a "huge crash."
• Another tram was approaching downhill, forcing witnesses to flee.
• A witness saw at least one person exit the tram before it hit the building.

Official Response:

• A national day of mourning was declared.
• The mayor of Lisbon, Carlos Moedas, called it a "truly tragic day."
• President Marcelo Rebelo de Sousa extended condolences.
• Local election campaigns were suspended.
• International sympathy and solidarity were expressed by heads of state and the European Union.
• All three of Lisbon's historic finiculars were suspended for safety inspections.

Investigation Details:

• Early indications suggest a failure of a security cable, which may have been loose or snapped.
• Emergency brakes reportedly did not operate as intended.
• Investigators are examining potential causes, including material fatigue, maintenance delays, mechanical faults in the cable system, and emergency brake failure.
• The outsourcing of maintenance several years ago is being scrutinized.

Elevador da Glória Details:

• Locally known as Ascensor da Glória.
• In service since 1885 and later electrified.
• Classified as a national monument in 2002.
• Carries over 3 million passengers annually.
• Combines a cable system with electric motors inside the cars.
• The route is less than 300 meters from the city center to Bairro Alto.
• The journey normally takes about 3 minutes.
• Has an accumulated gradient of 48 meters over 265 meters.
• Maximum gradient is approximately 18%, which is considered very steep.

Funicular System Explanation:

• A finicular is a type of cable railway designed for steep slopes.
• Typically, two carriages are connected by a cable, acting as a counterweight.
• The Elevador da Glória combines this cable system with electric motors inside the cars.

Notable Quotes:

• Lisbon's mayor Carlos Muas is calling it a "truly tragic day for his city."
• "Experts say that the failure of these backup measures is what turned a technical fault into a major tragedy."

Synthesis/Conclusion:

The finicular accident in Lisbon is a significant tragedy, prompting national mourning and international sympathy. The investigation is focused on identifying the root cause of the derailment, with early indications pointing to a failure in the security cable and emergency brake systems. The age of the finicular and potential maintenance issues are also under scrutiny. The incident has led to the suspension of all of Lisbon's historic finiculars for safety inspections, highlighting the importance of safety protocols and maintenance in preserving these iconic transportation systems.