MARCH 31 saw the start of revenue services on two further sections of the Porto Metro, bringing the light rail network to 58·2 km serving 65 stations.

The Green Line (C) was extended by 4·5 km from Fórum Maia to Ismai, using the alignment of a former metre-gauge line which had been closed for conversion in February 2002. Only a limited service was initially provided to the four new stations, pending the completion of signalling work towards the end of May.

The other addition was a 5·9 km northern extension of the Yellow Line (D) from Pólo Universit