Circulation on the Blue Line had already been suspended this morning between the stations of São Sebastião and Laranjeiras, and was resumed at around 09:30.
At 09:42, the company again signalled a new interruption due to a fault in the signalling between those stations.
Linha Azul: 🔴 devido a avaria na sinalização, a circulação está interrompida entre as estações Laranjeiras e S. Sebastião. De momento, não é possível prever a duração da interrupção, que poderá ser prolongada. O Metro está a desenvolver todos os esfo (cont)
— Metropolitano de Lisboa (@metro_lisboa) August 27, 2024
According to the company, it is not yet possible to predict the duration of the interruption, which could be extended, adding that it is making every effort to resume circulation.
The Lisbon Metro operates daily with four lines: Yellow (Rato-Odivelas), Green (Telheiras-Cais do Sodré), Blue (Reboleira-Santa Apolónia) and Red (Airport-São Sebastião).
The metro normally runs between 06:30 and 01:00.