Kort beskrivelse
The Gråkall tramway is an 8.8 km suburbian line in Trondheim The track's width is 1 000 mm. 7.2 km of the track goes on a separate route with flange rails fixed on wooden or concrete sleepers, lying on ballast gravel. Most of the ballast track is single track, with one crossing track of 750 metres and 3 crossing stations with sidetracks.