Sinsen is a rapid transit station on the Ring Line of the Oslo Metro.

Storo opened as a tram station as part of the extension of the Sinsen Line to Grefsen in 1939.

[1] The tram station was built adjacent to the Sinsen Interchange, between Ring 3 and National Road 4.

[2] The process of establishing a Ring Line to serve the northern parts of Oslo started in the late 1980s.

[7] It features a center platform, a roof, and incorporates wood, steel and concrete as construction materials.

The line operate clockwise through the eastern part of town into the Common Tunnel towards Vestli (4), Sognsvann (5), while it operates counterclockwise via the western part into the Common Tunnel towards Bergkrystallen (4) and Vestli (5).