Swing bridge

A swing bridge is a movable bridge in which the standing in the middle of the water bridge piers has a device, the infrastructure to turn it 90 degrees and thereby enable the vessels on the waterway a free ride. An alternative construction method are the pillars on both banks (or near the shore ) with one or two movable bridge pieces.

If a swing bridge to allow boat traffic to pass, first need the existing barriers - are lowered - accompanied by visual and audible warning signals. Then inroad is either canceled or slightly raised before the turning operation is initiated. The passage can only be released for ships in both directions when the longitudinal axis has been rotated 90 degrees. Possibly toll - - ​​clearance only when at least one ship per direction passage sought Usually a done. Each direction more vessels are on hold, to pass through all en bloc and then the bridge is returned to the normal position, so that the waterway crossing traffic can use it again.

Superlatives

The largest swing bridge in the world is the El- Feridan Bridge over the Suez Canal, 14 km north of Ismailia, together with about 320 m span. The largest swing bridge in Germany is the Kaiser- Wilhelm-Brücke in Wilhelmshaven, it has a span of 159 m. (Picture: see below)

Example of the rotational phases of the North Lock Bridge in Bremerhaven

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Swing bridges in Germany

Sort by year of opening ( in today's design). See also List of movable bridges in Germany:

Swing bridges in other regions

  • Egypt: El- Feridan Bridge, it spans the Suez Canal and is 340 meters in length the largest swing bridge world.
  • Albania: Opened in 2011, New Bunabrücke in Shkodra on the Buna
  • Argentina: Puente de la Mujer is a footbridge in the Puerto Madero district of Buenos Aires. It was designed by Santiago Calatrava and completed in December 2001.
  • Australia: Glebe Iceland Bridge in Sydney was opened in 1901. Pyrmont Bridge in Sydney was opened in 1902.
  • Belize: Belize Swing Bridge was built in 1923 in Belize City. It connects the two halves of the city, Northside and Southside over the Haulover Creek and is rotated twice a day by hand.
  • France: Le pont tournant rue Dieu spans the Saint -Martin canal in Paris.
  • Italy: Ponte Girevole ( Taranto ) is 90m long. Several swing bridges over the Brenta Canal, one with a manual drive.
  • Netherlands: Abtsewoudsebrug in Delft stands near the Technische Universiteit Delft.
  • Poland: Swing bridge Giżycko was built in 1889, is 20m long and with manual operation.
  • USA: Government Bridge, spanning since 1850 as the first bridge over the Mississippi.

Pictures

Closed swing bridge over the Mystic River between Groton and Stonington, Connecticut, USA

Opened swing bridge over the Mystic River between Groton and Stonington, Connecticut, USA

Kaiser- Wilhelm-Brücke in Wilhelmshaven steel truss structure, built by MAN -Nuremberg.

Ponte Girevole ( Taranto )

Swing bridge in Nordhorn on the north-south channel

Swing Bridge in Cologne on Rheinauhafen

Swing bridge over the canal Lötzener - Giżycko (Poland )

Is not operating can swing bridge over the Yazoo River at Redwood (Mississippi)

El- Feridan Bridge over the Suez Canal

Queue area Ismaïlia Altes Land Este (river) Jork Barther Bodden Malchow Geeste, Emsland Hunte Elsfleth Bojana (river) Mystic River (Connecticut)
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