The Gråkall tramway is an 8.8 km suburban 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 1 crossing track of 750 metres and 3 crossing stations with sidetracks.

The stretch contains 11 points of which 3 shall be replaced.

The replacement of 3 points and 1 rails crossing at the Gråkall tramway line for the following station areas:

— Munkvoll, 1 point and 1 rails crossing with accompanying rails.

— Ugla, 1 point.

— Bygrensen, 1 point.

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 1 crossing track of 750 metres and 3 crossing stations with sidetracks.

The stretch contains 11 points of which 3 shall be replaced.

The replacement of 3 points and 1 rails crossing at the Gråkall tramway line for the following station areas:

— Munkvoll, 1 point and 1 rails crossing with accompanying rails.

— Ugla, 1 point.

— Bygrensen, 1 point.