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Network
During its long history many changes of the network layout did occur. Not only
the city of Porto, but also the surroundings were served by the tram.
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Start: to Foz and Matosinhos
(1872-1914)
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Urban horse and mule tram-lines
(1875-1904)
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Electrification (1895-1904)
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Expansion, part I (1904-1914)
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Expansion, part II (1914-1935)
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Expansion, part III
(1934-1945)
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Zenith (1946-1958)
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Decline, part I (1958-1966)
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Decline, part II (1966-1975)
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Almost faded away (1975-1996)
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As memory from the past into the
future (since 1996)

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