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The Skansen Bridge ( no, Skansen jernbanebro) is a 52-meter span
The bridge was opened on March 22, 1918, allowing trains on the Dovre Line access to Trondheim Central Station while also being able to open to allow ships on the Trondheim Canal (''Vestre kanalhavn'') access to the Trondheimsfjord. It was built at the same time the Dovre Line was rebuilt from narrow gauge to and the stretch between Marienborg and Trondheim Central Station was
Decision to conserve bridge
{{in lang, no Bridges by Joseph Strauss (engineer) Railway bridges in Trøndelag Bridges completed in 1918 1918 establishments in Norway Bascule bridges
bascule
Bascule may refer to:
* Bascule bridge, a moveable bridge with a counterweight that continuously balances the span in providing clearance for boat traffic
* Bascule (horse), the arc a horse's body takes as it goes over a jump
* Bascule light, a sma ...
railway bridge located at Skansen in Trondheim, Norway.
History
The bridge was opened on March 22, 1918, allowing trains on the Dovre Line access to Trondheim Central Station while also being able to open to allow ships on the Trondheim Canal (''Vestre kanalhavn'') access to the Trondheimsfjord. It was built at the same time the Dovre Line was rebuilt from narrow gauge to and the stretch between Marienborg and Trondheim Central Station was double track
A double-track railway usually involves running one track in each direction, compared to a single-track railway where trains in both directions share the same track.
Overview
In the earliest days of railways in the United Kingdom, most lin ...
ed.
Skansen Bridge was designed by structural engineer Joseph Strauss, who among other things also constructed the Golden Gate Bridge
The Golden Gate Bridge is a suspension bridge spanning the Golden Gate, the strait connecting San Francisco Bay and the Pacific Ocean. The structure links the U.S. city of San Francisco, California—the northern tip of the San Francisco Pen ...
in San Francisco. The Strauss designed single-leaf iron truss railway bridge with overhead counterweight provides clearance for boat traffic. This type of bridge has a counterweight suspended in a parallelogram
In Euclidean geometry, a parallelogram is a simple (non- self-intersecting) quadrilateral with two pairs of parallel sides. The opposite or facing sides of a parallelogram are of equal length and the opposite angles of a parallelogram are of equa ...
, as well as motors and gears to lift and lower the end of the bridge.
In 2006, Skansen Bridge received architectural conservation by the Norwegian Directorate for Cultural Heritage
The Directorate for Cultural Heritage ( no, Riksantikvaren or ''Direktoratet for kulturminneforvaltning'') is a government agency responsible for the management of cultural heritage in Norway. Subordinate to the Norwegian Ministry of the Environm ...
(''Riksantikvaren'') based upon Skansen Bridge being unique in Norway and only one of a few of its kind left in the world. The conservation includes the entire bridge including construction and technical equipment, the guard cabin and the transformer building. The conservation does not include the railway track, signal equipment or the overhead wires.
Gallery
See also
*Skansen Station
Skansen (''Skansen stasjon'') is a railway station located at Ila in Trondheim, Norway. It is on the Dovre Line (''Dovrebanen''), 1.20 kilometers from Trondheim Central Station. Service to the station is provided though the Trøndelag Commuter Ra ...
* List of bascule bridges
References
Related reading
*Koglin, Terry L. (2003) ''Movable bridge engineering'' (John Wiley and Sons)External links
Decision to conserve bridge
{{in lang, no Bridges by Joseph Strauss (engineer) Railway bridges in Trøndelag Bridges completed in 1918 1918 establishments in Norway Bascule bridges