In 1990 the line is closed between Sernada do Vouga and Viseu (the Viseu branch line), but as of October 2012 is still working between Aveiro - Sernada do Vouga - Albergaria-a-Velha - Oliveira de Azeméis - Espinho.
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It runs from junctions on the Oporto to Lisbon main line at Espinho to Sernada do Vouga and back to the same main line at Aveiro, This line has a museum at Macinhata do Vouga whilst the main workshops are at Sernada do Vouga.
Sernada do Vouga is a small Portuguese village in the parish of Macinhata do Vouga, in Águeda Municipality in Aveiro District.