The floating bridge on Seattle's Route 520 already has the distinction of being the longest one in the world. The Washington State Department of Transportation (WSDOT) has achieved the Guinness World Records title for the Longest floating bridge.The Evergreen Point Floating Bridge measures 2,349.55 m (7,708.49 ft) and connects Seattle to Bellevue, both cities in Washington State, USA. At … New floating bridge SR 520: World’s longest floating bridge Vital regional link connects communities across Lake Washington Contractor Kiewit/General/Manson, A Joint Venture (KGM) began to remove the old SR 520 floating bridge from Lake Washington immediately after traffic switched over to the new floating bridge. Guy Woodford reports Already the world’s longest floating bridge at over 2,310m long, the Governor Albert D Rosellini-Evergreen Point Floating Bridge in Seattle in the United States is g August 12, 2014 An artist's rendering of the new SR 520 floating bridge from Laurelhurst. Floating Bridge – World’s Longest – Proposed at Bjørnafjorden. On a clear Saturday overlooking Lake Washington, Governor Jay Inslee officially opened State Route 520 – the world’s newest and longest floating bridge - to the public. When completed, the Bjørnafjorden floating bridge will almost certainly surpass the Evergreen Point Bridge as the world’s longest by a factor of two. Due to open in Spring 2016, the new SR 520 floating bridge is over 39m longer than the original bridge and it will carry six lanes of traffic as well as pedestrians and cyclists on a 4.26m-wide footpath. But even if the bridges are much more expensive to build, they are far cheaper to maintain than the undersea tunnels. Competitive bidding is set to open in 2022 for Bjørnafjorden, and assuming a few years for construction we will likely have a new world record holder before this next decade is out. The project to find the most effective solution to the planned floating bridge is being carried out on behalf of the Norwegian Public Roads Administration, Western Region, and involves developing and documenting four defined bridge options. 7 min read . Die Brücke soll nicht nur höher und mit sechs Spuren, Fuß- und Fahrradwegen erheblich breiter, sondern vor allem sicherer werden – ein Prestigeprojekt, das die technischen Grenzen der Machbarkeit im Brückenbau neu auslotet. It serves as a connection between the city of Kobe and Awaji Island, going over the famous Akashi Strait. It is the world's longest floating bridge. The bridge does not cross a body of water but instead is an elevated section of the National Highway. The Governor Albert D. Rossellini Bridge—Evergreen Point bridge (often called just the SR 520 bridge) in Seattle is the longest floating bridge on the planet. Prior to 2010, it was the longest bridge in the world. As of 12 February 2016, the longest floating bridge is 2,349.55 m (7,708.49 ft) and was achieved by the Washington State Department of Transportation in Seattle, Washington, USA. https://www.enr.com/articles/44013-the-10-longest-floating-bridges-in-the-world The bridge is one of seven proposed crossings in the NPRA project ‘Ferjefri E39’, which, in addition to crossing Bjørnafjord, will also span Halsafjord and Sulafjord. Unsere Ingenieure entwickeln Lösungen für ambitionierte Engineering-Großprojekte. The world's longest floating bridge in Seattle, Washington is one of the most impressive bridge engineering projects on the globe and it is an impressive example of the health of the bridge replacement industry. The 2.4km-long, six-lane pontoon structure is now enjoying a festive period before opening to vehicles later this month. Date published November 13, 2018 The process of designing and constructing a new five-kilometre floating bridge has begun. Aas-Jakobsen, COWI and Multiconsult with Johs. The longest floating bridge in the world. Über eine Länge von 2,3 Kilometern donnern heute täglich bis zu 115.000 Fahrzeuge über die Brücke, die ursprünglich für eine maximale Auslastung von 65.000 Fahrzeugen konzipiert war. Norway’s highways authority has selected its preferred design concept for what will be the world’s longest floating bridge, with an estimated construction value of about U.S. $1.3 billion. At one point the expressway does cross a river. Holt will assist the Norwegian Public Roads Administration (NPRA) to find the most advantageous bridge solution for the European Route 39 (E39) across Bjørnafjorden (the Bear Fjord) in Hordaland. At 1.46 miles (2.35km), the replacement Evergreen Point Floating Bridge is the longest and widest floating bridge in the world. Built to replace the 1963 bridge of the same name. Date of experience: April 2015. The bridge will be held up by steel rods attached to the tower being built on large floating structures that are anchored to the seabed. Munich Re, with its wealth of expertise, is involved in insuring the project. Traffic can wait for hours whilst the drawbridge section opens for boat traffic. The Evergreen Point Floating Bridge, now officially the Governor Albert D. Rosellini Bridge-Evergreen Point, is the longest floating bridge in the world at 7,578 feet (2,310 meters). The schedule is published in advance, so if you are in a hurry check the scheduled delays. Fears parts of world's longest sea bridge are floating away. There are construction projects, and then there are mega construction projects. January 3, 2020. by Nick Rodda. Doch die Brücke ist baufällig geworden, das Alter und die Belastung durch den ständig zunehmenden Anteil des Schwerlastverkehrs und dessen Achslasten zeigen sich an vielen Stellen: Die Wettereinflüsse setzen der Brücke zu, der Beton der Struktur ist porös, Wasser fließt ein, die Stahlträger rosten bedenklich. On the eastern side of the lake, beneath the approach bridge that connects the floating structure to land, a three-story brick building sits in the shadows, facing west toward Seattle. Three laser sensors were placed on shore, with light beams directed towards the sea. Even for experienced bridge builders, floating bridges without foundations or piers are extremely challenging. The new bridge opened to traffic one year prior and ranks as the longest floating span of highway in the world at 7,708 feet. The building houses technology that controls and monitors various aspects of the bridge and roadway including lights, traffic cameras, fire suppression systems and more. A $20-billion bridge connecting Hong Kong and Macau to the mainland Chinese city of Zhuhai is set to finally open this week, marking the completion of the longest sea-crossing bridge … When complete, it will be the longest suspension bridge in the world with a main span of 2,023m. The big question, however, is the price tag on the project, which will also require building of new tunnels in the area. For the crossing of the great fjord -- 3.7 kilometres (2.2 miles) wide and 1,300 metres (4,265 feet) deep -- a complex system is planned that combines bridges and tunnels. The world's longest floating bridge, the SR 520, just opened near Seattle, Washington. Currently used by more than 70,000 vehicles daily to commute to work, school, and local recreational activities, the current structure, commonly known as the State Route (SR) 520 floating bridge, faces earthquakes and windstorms. Building the world’s longest floating bridge on the E39. 4,676 views. Bislang konnte die alte Brücke den heftigen Stürmen, den Wellen und dem letzten starken Erdbeben im Jahr 2001 standhalten. The Bang Na Expressway in Thailand is the world's seventh longest bridge, with a total length of 54,000 meters. The planned 5-km floating bridge will be the longest in the world. Die längste schwimmende Brücke der Welt In Seattle wird derzeit die längste schwimmende Brücke der Welt gebaut – ein technisches und logistisches Meisterwerk. In the predawn hours of April 25, 2016, a few early-bird commuters made history when the new SR 520 floating bridge greeted their vehicles and opened to traffic for the first time. Nördlich von Istanbul entsteht die dritte überirdische Querung des Bosporus. According to Guinness World Records, the bridge, which links Bellevue to Seattle and was inaugurated in April 2016, measures 7,710 feet in length. Specific examples of how the project is increasing connectivity include building landscaped lids that connect communities situated to the north and south of the corridor in Seattle and on the Eastside. The new structure will rely on 77 concrete pontoons, compared to 33 for the original bridge. Schwimmende Brücken, ohne Fundament und Brückenpfeiler gehören auch für erfahrene Brückenbauer zu den Exoten. While undergoing reconstruction in 1990, an 850-m-long section of the bridge sank when a … "When it's completed, it will be the longest floating bridge in the world", says Xu Xiang, who is a member of the NPRA project team. It is interesting to note that there are sections on either side which can be elevated so smaller vessels can pass under the bridge. [1] Norway’s ambitious, and to be honest, awe inspiring E39 Coastal Highway project would, by anyone’s definition, be considered in the latter category. The floating bridge was one of 162 projects world-wide in contention for the award. Die Munich Re Engineering-Experten – viele davon Ingenieure mit viel technischer Projekterfahrung von den Baustellen weltweiter Großprojekte – stellten sich der Herausforderung und entwickelten eine Rückversicherungslösung, die auf die komplexen Risiken der verschiedenen Gewerke maßgeschneidert eingeht. Zehn Jahre später war es so weit: Seit Oktober 2011 wird im Auftrag des Bundesstaats Washington direkt neben der „Governor Albert D. Rosellini Bridge – Evergreen Point‟ eine neue schwimmende Brücke gebaut. The Evergreen Point Floating Bridge, also known as the 520 Bridge and officially the Governor Albert D. Rosellini Bridge, carries Washington State Route 520 across Lake Washington from Seattle to its eastern suburbs. A toll bridge until 1979, its common name is the 520 bridge or Evergreen Point Floating Bridge. The bridge carries the eastbound lanes of Interstate 90 across Lake Washington from Seattle to Mercer Island, Wash. The Evergreen Point Floating Bridge is about 4,750 meters long, and its 2,310 meters floating section is the longest floating bridge in the world. The bridge will be held up by steel rods attached to the tower being built on large floating structures that are anchored to the seabed. the length of suspended roadway between the bridge's towers). The new bridge opened to traffic on April 25, 2016, and is the longest floating span of highway in the world, at 7,708 feet. The article discusses how the new floating bridge is also designed to accommodate light rail if the region chooses to fund it in the future. Evergreen Point Bridge, Seattle. In Seattle wird derzeit die längste schwimmende Brücke der Welt gebaut – ein technisches und logistisches Meisterwerk. Happy 1st birthday to the world’s longest floating bridge By Ashley Selvey. Inside the world’s longest floating bridge: How engineers made Seattle’s new Lake Washington span bigger, better and safer. Commenting on the proposed longest floating bridge, Eidem emphasised the need for lidar technology: ‘It is the first time we [will] develop a bridge of these dimensions. Ask Samouel B about Demerara Harbour Bridge. Washington - The title of the longest floating bridge goes to — drumroll, please — the Washington State Department of Transportation's Evergreen Point Floating Bridge. The world's longest floating bridge, a 230,000-ton ribbon of concrete spanning Lake Washington, is getting longer. United States (Seattle) When. Allein in der Microsoft-Zentrale in Redmond, östlich des Lake Washington, arbeiten fast 100.000 Menschen. At more than 7,580 feet long, Seattle's Governor Albert D. Rosellini Bridge is already the world's longest floating bridge. A large backup generator sits on the ground level to power all systems in the event of a … Da weltweit nur sehr selten lange schwimmende Brücken gebaut werden, wurde auf der Rückversicherungsseite ein Partner mit viel Erfahrung und Wissen benötigt, der die Risiken eines derart ambitionierten Projekts versteht und entsprechend rückversichern kann. At one and a half miles long, it's 130 feet longer than it's predecessor. Over the weekend, April 2-3, thousands of people turned out to commemorate SR 520’s completion and take part in a weekend full of celebratory activities— including its induction… The Bjørnafjord Bridge, located south of Bergen, takes its cue from the bridge over the Sognefjord, Norway's largest fjord. Ferry-free highway. As of 12 February 2016, the longest floating bridge is 2,349.55 m (7,708.49 ft) and was achieved by the Washington State Department of Transportation in Seattle, Washington, USA. Aktuelle Informationen - direkt in Ihre Mailbox. The six lane State Route 520 floating bridge is replacing a structurally vulnerable predecessor built in the 1960's which had issues during windstorms and high waves. The new bridge opened to traffic one year prior and ranks as the longest floating span of highway in the world at 7,708 feet. Length: 7,580 feet. Our design of the world’s longest floating bridge contains a lot of new technical breakthroughs and exciting challenges ­– the bridge’s static function alone is challenging and presents us with technical as well as aesthetic opportunities. The world's longest floating bridge in Seattle, Washington is one of the most impressive bridge engineering projects on the globe and it is an impressive example of the health of the bridge replacement industry. At 7,710 feet, 2,350 meters, the new State Route 520 floating bridge across Lake Washington, is world’s longest.. The bridge connects Seattle Washington to Bellevue Washington. 3 faves And smarter. The 7,710-foot-long (2,350 m) floating span is the longest floating bridge in the world, as well as the world's widest measuring 116 feet (35 m) at its midpoint. Situated just south of the towns of Lapseki and Gelibolu, the bridge will span the Dardanelles strait, about 10 km south of the Sea of Marmara. Find a library where document is available. World's longest and widest floating bridge. by Kurt Schlosser on March 30, … Munich Re ist mit viel Expertise auf der Versicherungsseite dabei. The world's longest suspension bridges are listed according to the length of their main span (i.e. Sitting atop Lake Washington, the new State Route 520 is now the longest floating bridge in the world—beating its predecessor, the old State Route 520, by 130 feet, the Associated Press reports. Happy birthday to the new SR 520 floating bridge! 100 Comments. The current design enhances connectivity by improving connections between communities, increasing transit and high occupancy vehicle (HOV) access, and improving access to public open space and to bicycle and pedestrian facilities. Aas-Jakobsen, COWI and Multiconsult with Johs. Building the world’s longest floating bridge on the E39. However, for the most part it is a viaduct built above land. With 1991 meters—6,523 feet—of unsupported span, the bridge is the longest suspension bridge or unsupported span on a bridge in the Earth. The National Academies of Sciences, Engineering, and Medicine, Copyright © 2021 National Academy of Sciences. /etc/designs/munichre/mrwebsites/topics-online/current/css/fix.aem-editor.css. The new bridge provides improved transportation mobility for the region, with bus/carpool lanes in both directions and a cross-lake bicycle-pedestrian path. SR 520 Albert D. Rosellini Evergreen Point Floating Bridge (2016 bridge) Completed 2016. Munich Re ist mit viel Expertise auf der Versicherungsseite dabei. Prior to 2010, it was the longest bridge in the world. Exploring possible designs for the world’s longest floating bridge Aas-Jakobsen, COWI and Multiconsult/Johs Holt will help the Norwegian Public Roads Administration to find the best possible design for the bridge on the E39 across Bjørnafjorden in the county of Hordaland. It is 7,497 feet (2,285 meters), or 1.4 miles (metric), long and spans Lake Washington, letting … Planning is well underway for the new E39 highway between Kristiansand in southernmost Norway, and the city of Trondheim in Mid-Norway. At water level it's kind of unnerving to see ships and boats coming right at you. All 31 Melden Sie sich für unseren Newsletter an, um über Artikel zu Ihren bevorzugten Themen informiert zu werden. In Seattle wurde seit dem Erdbeben 2001 über einen Ersatz, die Kosten und das Design einer neuen Brücke gestritten. The Washington State Department of Transportation (WSDOT) has achieved the Guinness World Records title for the Longest floating bridge.The Evergreen Point Floating Bridge measures 2,349.55 m (7,708.49 ft) and connects Seattle to Bellevue, both cities in Washington State, USA. Order URL: This article was published on with the title: "New Version of World’s Longest Floating Bridge. Chinese President Xi Jinping has officially opened the world's longest sea crossing bridge, nine years after construction first began. 12 February 2016. The world's longest floating bridge is now under construction in Seattle – a masterpiece of engineering and logistics. Holt will assist the Norwegian Public Roads Administration (NPRA) to find the most advantageous bridge solution for the European Route 39 (E39) across Bjørnafjorden (the Bear Fjord) in Hordaland. ". Dec 2, 2016 - Demerara Harbour Bridge, Guyana, worlds longest floating bridge The new bridge provides improved transportation mobility for the region, with bus/carpool lanes in both directions and a cross-lake bicycle-pedestrian path. Now crews are preparing to overhaul the bridge and make it even longer. The Lacey V. Murrow Memorial Bridge is one of the Interstate 90 floating bridges that carries the eastbound lanes of Interstate 90 across Lake … The world’s first floating bridge to be built using concrete pontoons, it was designed by engineer Homer Hadley, and constructed by the Puget Sound Bridge and Dredging Co., at a price tag of $9 million. All Rights Reserved. The world's third longest floating bridge, the Hood Canal Bridge, connects Washington's Olympic and Kitsap peninsulas, while the world's fourth longest floating bridge is … The length of main span is the most common method of comparing the sizes of suspension bridges, often correlating with the height of the towers and the engineering complexity involved in designing and constructing the bridge. The deck of the bridge will be at 72m high and have a total width of 45m and a maximum thickness of 3.5m. Waves of 10–15 feet (3.0–4.6 m) battered the sides of the bridge, and within a few hours the western 3 … In 1979, the longest floating bridge crossing salt water, the Hood Canal Bridge, was subjected to winds of 80 miles per hour (130 km/h), gusting up to 120 miles per hour (190 km/h). In Seattle verbindet seit über 50 Jahren die längste schwimmende Brücke der Welt Downtown Seattle mit den nördlichen Gemeinden jenseits des Lake Washington. Viele Pendler nutzen die Brücke, um in die Innenstadt oder in die wachsenden Vorstädte zu kommen. The world's longest floating bridge in Seattle, Washington is one of the most impressive bridge engineering projects on the globe and it is an impressive example of the health of the bridge replacement industry. The world’s longest floating bridge has opened in Washington State in northwest America. 8. media caption Flying over the world's longest sea bridge. The four-lane bridge is also deemed unable to cope with the major population and employment growth in and around the Seattle region. This work will be done in parallel with another independent project group. Innovative and Ground-Breaking. The Bang Na Expressway in Thailand is the world's seventh longest bridge, with a total length of 54,000 meters. World's Longest Floating Bridge, SR 520, Seattle to Bellevue. The big question, however, is the price tag on the project, which will also require building of new tunnels in the area. Dissing+Weitling Designs the World’s Longest Floating Bridge. Spans 7,710 feet (2,350 m). It took just over four years to build the new bridge, and over 12,000 people celebrated the grand opening and the presentation of a Guinness World Records certificate. Bridge section of Hong Kong–Zhuhai–Macau Bridge Guinness: Longest bridge over water … The world's longest floating bridge was upstaged in April 2016 when the brand-new State Route 520 Floating Bridge replaced it. 29.07.2014 Terms of Use and Privacy Statement, http://www.worldhighways.com/sections/key-projects/features/new-version-of-worlds-longest-floating-bridge/. The bridge does not cross a body of water but instead is an elevated section of the National Highway. It was the longest floating bridge in the world until 2016. The World's New Longest Floating Bridge. Also known as the Pearl Bridge, is located in Japan and its construction was finished around 1998. 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