Poland, Gdańsk-Sobieszewo — pontoon bridge on Martwa Wisla (Dead Vistula)

These pontoon bridges are semi-permanent floating bridges located throughout the world. Four of the five longest floating bridges in the world are in Washington state.

Longest

#BridgeLocationLength
1SR 520 Albert D. Rosellini Evergreen Point Floating BridgeWashington state, US7,710 feet (2,350 m)
2Lacey V. Murrow Memorial BridgeWashington state, US6,620 feet (2,018 m)
3Hood Canal BridgeWashington state, US6,521 feet (1,988 m)
4Demerara Harbour BridgeGuyana6,074 feet (1,851 m)
5Homer M. Hadley Memorial BridgeWashington state, US5,811 feet (1,771 m)
6Berbice BridgeGuyana5,153 feet (1,571 m)
7Nordhordland BridgeNorway4,086 feet (1,245 m) (the floating bridge part)

The former Albert D. Rosellini Evergreen Point Bridge, at 7,578 feet (2,310 m), was the longest floating bridge in the world until the replacement bridge opened in 2016.

List

Australia

Belarus

Sozh Floating Bridge in Belarus

Canada

China

Curaçao

Queen Emma bridge, Curaçao
  • Queen Emma Bridge
    • A pontoon bridge from Punda to Otrabanda across the harbor of Willemstad on the island of Curaçao. Notable because this permanent bridge is hinged and opens regularly to enable the passage of oceangoing vessels.[1]
    • Span 548 feet (167 m)

Egypt

  • Martyr Ahmed El-Mansy Floating Bridge
    • A pontoon bridge in the Suez Canal in Ismailia to connect the west and east banks of the canal with two lanes of vehicular traffic and a pedestrian lane.[2]
    • Span 1,148 feet (350 m)

Guyana

India

1901 photograph of The Old Howrah Bridge
  • Howrah Bridge
    • Completed 1874.
    • Decommissioned 1943
    • This bridge, connected Howrah and Calcutta on opposite banks of Hooghly River, was built using timber on pontoon and was opened to let river traffic through.

Norway

Spain

View of the Puente de Barcas in 1851, in the location that it had from the beginning of the works of the Bridge of Isabel II, in 1845, until its dismantling in 1852.
  • Puente de Barcas (Boat bridge), Seville[3]
    • Completed 1171, Spans 149 meters (488,8 ft).
    • Moved 1845 for construct Puente de Isabel II
    • Scrapped 1852

Turkey

  • Galata Bridge
    • Completed 1875. Spans 2,985 feet (910 m).
    • Decommissioned 1992.
    • This floating bridge crossed the Golden Horn in Turkey. After it was damaged by a 1992 fire, it was towed up the Golden Horn to make way for the fifth and current Galata Bridge, a bascule bridge.

United Arab Emirates

United States

Eastbank Esplanade floating bridge in Portland, Oregon

References

  1. "album - Pontoon Bridge, Willemstad". boldts.net. Retrieved 2010-09-02.
  2. "Martyr Ahmed El-Mansy Floating Bridge in Suez Canal". .presidency.eg. Retrieved 2021-08-29.
  3. Troyano, Leonardo Fernández (2003). Bridge Engineering. Thomas Telford. p. 145. ISBN 978-0-7277-3215-6. there have been pontoon bridges which lasted many centuries due to successive repairs and rebuilds. A good example is [...] Triana bridge, which was a pontoon bridge for almost 700 years, from the twelfth century, when the Moors built it
  4. "The Famous Pontoon Bridge at Dardanelle". The Arkansas Gazette. Little Rock, Arkansas: Gazette Publishing Company. July 30, 1922. p. 26. Retrieved 1 March 2023. Although it has been rebuilt a number of times, its general plan remains essentially the same as the day it was completed. Its pontoons have disintegrated when the receding of the river has left them high and dry and they have sunk in periods of high water. They have broken loose in flood and drifted out of the memory of men; they have gone down under the weight of snow and ice. Yet always they have been salvaged or rebuilt or replaced or recovered and the highway thrown again across the river...
  5. "SR 520 Floating Bridge and Landings Project" (PDF). p. 8. Retrieved July 19, 2022.
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