The bridge, which connects suburban Quebec City to the city of Lvis, was originally designed as a rail-only bridge but now also accommodates pedestrians, cyclists, and motor vehicles. Danyang-Kunshan Grand Bridge, China Length: 102 miles (164 km) Connects: Beijing South and Langfang, Beijing, China. It is designed to withstand typhoons and earthquakes with a magnitude up to 8 on the Richter scale. about Canadas history and culture in both official languages, please consider Our Address: The 19 km (12-mile) road and rail bridge has been a pride infrastructure project of President Vladimir Putin, who drove a Mercedes across the bridge in 2022 after it was repaired following an . As the world's longest elevated pedestrian bridge at 6,768 feet long, Walkway Over the Hudson in New York is a stellar example of adaptive reuse. How far does it extend? Try 3 issues for just 5 when you subscribe to BBC Science Focus Magazine. On 27 September 1996, Ottawa announced the winning name Confederation Bridge.. Sometimes referred to as the spinal cord of Cairo, the 6th October Bridge carries 500,000 people daily across the Nile River and connects the citys west bank suburbs, downtown, and international airport. The worlds longest bridge varies in height. This is a list of the world's longest bridges that are more than 3 kilometers (1.9 mi) in length sorted by their full length above land and water. The idea gained momentum again in 1962, when Prime Minister, would commit $105 million to build a causeway that would handle cars and trains. Its status as the longest bridge in the world is affirmed by the Guinness Book of World Record. This incredible structure was created using advanced technology and superior engineering techniques. Cangde Grand Bridge, China 113.7 km4. Danyang-Kunshan Grand Bridge is a longest bridge on planet Earth with a length of 164.8 kilometers (102.4 mi)! Although it was originally built without a roof, the bridge was covered with a wooden enclosure during extensive repairs in 1921. The Changhua-Koahsiung Viaduct is the second largest bridge in the world, spanning 157,317 meters. Type above and press Enter to search. Sergei Aksyonov, a Russia-installed governor, said the . Lake Pontchartrain Causeway - 24 Miles (38.5 km) Located in Louisiana and is 38.35 km long. Reuters images from the scene showed no traffic crossing the 19 km (12-mile) road and rail bridge which links Russia to . The Beipanjaing Bridge spans the Beipanjiang Grand Valley, through which runs the Beipan River 1,854 feet (565 meters) below. This massive bridge runs through five cities - Danyang, Chanzhou, Wixo, Shunzou and Kunshan. Dubreuil, B. Copthorne Macdonald, Bridging the Strait: The Story of the Confederation Bridge Project (1997). The world's longest bridge is the DanyangKunshan Grand Bridge in China, part of the Beijing-Shanghai High-Speed Railway, according to Encyclopaedia Britannica. The bridge comprises a portion of Taiwans high-speed railway system which runs along the west coast of the island. The Xuluo Bridge is one of the longest road bridges in China, second only to the Weifang Bridge. Also known as the Burapha Withi Expressway, the Bang Na Expressway is a box-girder viaduct bridge, and six-lane elevated highway and toll road in Thailand. When the Beipanjiang Bridge in Dugexiang, Guizhou, China, opened in 2016, it was recognized by the Guinness World Records as the "highest bridge in the world." This new line (open from June 2011) also crosses the 114-km (70.8-mile) Langfang-Qingxian viaduct, the second longest bridge in the world. China is home to most of the world's longest bridges, including the 164km Danyang-Kunshan Grand Bridge - which is by far the longest bridge in the world. The Lake Pontchartrain Causeway in Louisiana is the only bridge in the United States to rank among the world's longest bridges. Opened in 2011, the bridge operates as part of the Beijing-Shanghai High-Speed Railway and connects several major cities within the Yangtze River Delta. The overall cost of the bridge is equivalent to $1.5 billion and acts as a major connecting point between major cities. When the Hong Kong-Zhuhai-Macau Bridge opened in October 2018, it became the world's sixth-longest bridge. It was completed in 2008, with the rail line opening in 2010. donating today. She is a keen writer of satirical articles, as well as The best things to do and The best dishes to try around the globe. How San Francisco's Golden Gate Bridge Was Built, and Why It's Not Actually Red, Vietnam's Rong Dragon Bridge Actually Breathes Fire, 9. There were plans to develop the island further with luxury resorts, as well as a business and academic zone, but apparently development has stalled in the decade since. The six-lane bridge was built to last 120 years and withstand powerful 155-mile-per-hour winds. Each of these bridges provides its own unique benefits to those areas they serve while simultaneously showing off some amazing feats of engineering that have helped connect distant lands across continents! Seven Wonders of CanadaConfederation Bridge was a nominee for CBCs Seven Wonders of Canada Contest. The contests website includes information on each of the nominees. ChanghuaKaohsiung Viaduct, Taiwan 157.3 km3. Friends of the Island a coalition including a union (worried about the loss of ferry jobs), fishers and environmentalists argued the bridge would bring too many people to the small island, endangering their distinct island way of life. On the other side, Islanders for a Better Tomorrow primarily a business-oriented group argued a bridge would increase tourism and provide a reliable and more cost efficient way to deliver products and produce to the mainland. The Rio-Niteri Bridge in Brazil is the second-longest bridge in all of Latin America at 8.26 miles long. Like with most "world's longest" bridge rankings, the length of a continuous truss bridge is predominately based on the length of the main span and not the combined total length of each continuous span. How Does Nanotechnology Impact the Environment? Holly is the staff writer at BBC Science Focus, and specialises in astronomy. This 97.8 mile (157.3 kilometer) bridge was built in 2007 to resist seismic activity during earthquakes, according to Encyclopaedia Britannica. As you may have noticed, there is almost like a theme among the longest bridges in the world. But bridges represent something else, too. Danyang-Kunshan is the world longest bridge constructed in china between 2006 and 2010 with a cost of 8.5 billion dollar having a length of 164.8 Km.#Short The 1,282-foot-long bridge was opened in 1901 and has been on Canadas list of National Historic Sites since 1980. Danyang-Kunshan Grand Bridge is the longest bridge in the world. The bridge runs for a total of 115,900 meters, or 105 km. As the project neared completion, the federal government created an advisory committee to come up with a name for the bridge. At 79,732 meters, it is the world's fifth longest bridge. Like the Tianjin Grand Bridge, the Cangde Grande Bridge is also part of the BeijingShanghai High-Speed Railway. The bridges are supported by 9,500 concrete pilings, according to the American Concrete Institute. 4. The bridge spans a variety of obstacles, including several canals and lakes. It was built to fully withstand seismic activity since Taiwan is an epicentre for earthquakes located between two tectonic plates. Bang Na Expressway is the longest road bridge in the world and is located in Bangkok, Thailand. NY 10036. It cuts travel time from Rupai, in Assam, to Meka/Roing in Arunachal Pradesh, from six hours to just one hour. David is passionate about quality-focused journalism and has worked in the publishing industry for over 10 years. It also has the ability to support light rail, should the region choose to fund it in the future. In recent years there has been growing discontent from residents of Prince Edward Island about the increasing cost of using the bridge. The world's second-longest bridge is the Changhua-Kaohsiung Viaduct in Taiwan. No matter where you are, there is likely a long bridge somewhere nearby that will amaze you with its size and beauty! Its completion has made transportation much faster and more convenient for travelers throughout Eastern China. Located in the state of Louisiana and with a length of 36 km (22 miles), this impressive bridge overpasses waters filled with local crocodiles and the swamp is said to be haunted too. The bridge itself measures 55 kilometers in length, and is the world's longest car bridge. The bridge, under construction since 2009, is now the longest sea crossing in the world. It stretches out for no less than 102.4 miles (164.8 kilometres) and forms part of one of China 's most important railway connections: the high-speed train between Beijing and Shanghai. The section that crosses Yangcheng Lake in Suzhou is 5.6 miles (9 kilometers) long and is supported by 2,000 pillars, Engineering Clicks reported. All maps, graphics, flags, photos and original descriptions 2023 worldatlas.com. The world's longest sea bridge, spanning three territories, officially opened on Tuesday (Oct 23) to much fanfare. Employing 10,000 people, the project took four years and cost about $8.5 billion. At an imprecise mark, motorists are usually not able to see land on either side of the bridge. Related: Da Vinci's forgotten design for the longest bridge in the world. In return, Ottawa would give SCDI an annual subsidy of $41.9 million a year (a figure equal to the amount it cost the federal government to maintain the ferry service), and SCDI would be allowed to collect tolls equal to the cost of ferry service (adjusted annually for inflation). Mining crystals locked in the deep-sea could help fight climate change. BlogDigger Science & Education History. The idea gained momentum again in 1962, when Prime Minister John Diefenbaker announced Ottawa would commit $105 million to build a causeway that would handle cars and trains. "Lake Pontchartrain Causeway Bridge never seems to end." The Lake Pontchartrain Causeway in Louisiana is the largest bridge in America. The Hong Kong-Zhuhai-Macau Bridge opened in October 2018 becoming the world's sixth longest bridge. Bridge section length represents the true length of the bridge project. [1], Construction was completed in 2010 and the bridge opened in 2011. Stretching nearly 24 miles between the towns of Metairie and Mandeville, the structures southbound portion was opened in 1956, whereas its northbound portion wasopened 13 years later in May of 1969. The bridge also serves as an example of the different methods of measuring bridges, as its . It holds the record for being the longest continuous bridge over water in the United States, making it a must-see landmark for all visitors to Louisiana. Turkey Has Built the World's Longest Suspension Bridge 930,882 VIDEO VIEWS Tim Gibson 11 May 2022 Video hosted by Fred Mills. The Lake Pontchartrain Causeway is the world's longest continuous bridge over water. This sense of awe and beauty draws people to bridges not only for their utilitarian function, but as iconic points worth admiring in their surrounding landscapes. The second longest bridge in the world is the Changhua-Kaohsiung Viaduct in Taiwan, according to BBC Science Focus. Cancel at any time when you subscribe via Direct Debit. Ailsa is a staff writer for How It Works magazine, where she writes science, technology, history, space and environment features. His writing has been featured in Curbed, Apartment Therapy, URBAN-X, and more. The Blog Digger team is on a mission to open minds and ignite a love of learning in families all over the world. Longest Bridges In The USA. Built at a cost of approximately $8.5 billion dollars, per Britannica, this link between Shanghai . In subsequent years bridge traffic has levelled off to approximately 1.5 million vehicles a year. You can unsubscribe at any time. The final cost of the project was estimated to be $840 million. The Confederation Bridge was officially opened 31 May 1997. PEI Senator Percy Downe has championed the campaign to reduce or eliminate the tolls for Island residents. It measures 72 miles (116 kilometers) in length and is part of an important arterial railway that transports people to and from Beijing. Please correct the marked field(s) below. What is the Longest Suspension Bridge in the World? As a Metro viaduct, it's been operational since 2004, and was designed to ease traffic congestion on bridges over the Yangtze River. The public was asked to submit suggestions and some 2,200 people responded. Danyang-Kunshan Grand Bridge, China 164.8 km2. With the amazing feats of architecture that people have accomplished over time, it will be interesting to see how this list changes as bridges become longer and even more astounding. Confederation Bridge. A bridge is a useful tool that can connect distant points separated by water, marshland or difficult terrain. Other noteworthy bridges include the Bang Na Expressway in Thailand, Lake Pontchartrain Causeway in the USA, Hong KongZhuhaiMacau Bridge in China and Akashi Kaiky Bridge in Japan. . In 2016, the toll for a single two-axle vehicle was $46 (annual toll increases are limited to no more than 75 per cent of the rise of the Consumer Price Index). If you are searching for the next jaw-dropping construction while on your travels, add these ten longest bridges in the world to your bucket list they are simply amazing. However, for the most part it is a viaduct built above land. Amusing Planet. DanyangKunshan Grand Bridge (China): At 102 miles long, this bridge is the longest bridge in the world, and it runs along the Yangtze River Delta. The Beijing Grand Bridge is situated south of its namesake city of Beijing. It is a Chinese government-funded company which was originally part of the Foreign Aid Office of the Ministry of Communications of China. At 102 miles in length, China's Danyang-Kunshan Grand Bridge is the world's longest bridge. Listen to some of the brightest names in science and technology talk about the ideas and breakthroughs shaping our world. The Akashi Kaiky Bridge in Japan features the world's longest central span of a suspension bridge. It was considered such an accomplishment that the Prince of Wales (the future King Edward VIII of England) was present at its inauguration in 1919. Although this may seem like a rather inauspicious name, Line 1 is actually a world record holder. It extends over a supposedly haunted swamp, but even if the ghosts turn out to be nothing more than legend, the alligators are very real. "SR520 Evergreen Point Floating Bridge," WSP. Danyang-Kunshan Viaduct is the railway bridge connecting two major cities - Shanghai and Nanking. The dispute was settled when the title of longest continuous bridge over water was given to the causeway, with Jiaozhou Bay Bridge receiving the title of longest bridge over water (aggregate).. This new line (open from June 2011) also crosses the 114-km (70.8-mile) LangfangQingxian viaduct, the second longest bridge in the world.Advertisements@media(min-width:0px){#div-gpt-ad-guinnessworldrecords_com-box-3-0-asloaded{max-width:468px!important;max-height:60px!important}}if(typeof ez_ad_units!='undefined'){ez_ad_units.push([[468,60],'guinnessworldrecords_com-box-3','ezslot_6',108,'0','0'])};__ez_fad_position('div-gpt-ad-guinnessworldrecords_com-box-3-0'); Records change on a daily basis and are not immediately published online. The Changhua-Kaohsiung Viaduct is part of the Taiwan High-Speed Railway. 8 wild stories about J. Robert Oppenheimer, the 'father of the atomic bomb'. It's the longest suspension bridge in the world, spanning 4.6 kilometres across the Dardanelles strait. The Tianjin Grand Bridge is as it sounds grand, spanning a length of 113 km (70 miles), and makes up a section of the iconic Beijing-Shanghai high-speed railway. Previously, Ailsa has written for Cardiff Times magazine, Psychology Now and numerous science bookazines. Follow Life's Little Mysteries on Twitter @llmysteries. A testament to human ingenuity, here are 10 of the longest bridges in the world, connecting lives and breaking records while doing it. Completed in 1917 after two disastrous life-claiming construction failures, the Quebec Bridge remains the longest cantilever bridge in the world with a total length of 3,238 feet and a central span of 1,801 feet. At nearly 24 miles (39 kilometers), this southern Louisiana bridge comes in at ninth on our list. Explore the bridges of the world in this book. At its completion, the HZMB set a new record for being both the longest sea crossing as well as longest open-sea fixed link in the world. Building the bridge was similar to putting together a giant concrete puzzle. It was completed in 2000, and it carries six lanes of traffic from Bangkok to Chonburi Province. As we all know, China has an array of marvellous bridges which connect the countrys vast lands, and this is just one of many. An example of data being processed may be a unique identifier stored in a cookie. The bridge runs roughly parallel to the Yangtze River, about 8 to 80km (5 to 50mi) south of the river. The debate quickly galvanized the province. June 2011 The Danyang-Kunshan Grand Bridge, on the Jinghu High-Speed Railway (aka Beijing-Shanghai High-Speed Railway) is 164 km (102 miles) long. Stay up to date on the latest science news by signing up for our Essentials newsletter. Not to be confused with similar-looking cantilever bridges, continuous truss bridges are a type of truss bridge in which a roadway or railway extends across three or more supports without hinges or joints. Runyang Yangtze River Bridge. Each of the pieces, some weighing more than 7,500 tonnes, were transported from the fabrication yard by a 102 m high floating crane. Guinness World Records Kids (opens in a new window), GWR Merchandise Store (opens in a new window), Corporate Social Responsibility activities & fundraising ideas, Community engagement & tourism marketing activities. The world's longest bridge, the Danyang-Kunshan Grand Bridge, is a remarkable feat of engineering and construction. But thanks to the tireless efforts of local activists, followed by an extensive $38.8 million restoration, this once-abandoned bridge was reborn as a linear park in 2009. Are Tree Frogs Poisonous? A structure spanning the English Channel wouldnt come close to the 10 lengthiest bridges. New York, It was built with great strength in an effort to withstand earthquake pressure. Completed in 2010 and opened in 2011, the Tianjin Grand Bridge is another bridge that forms part of the BeijingShanghai High-Speed Railway. Ukraine and Russia are among the world's top grain exporters. China constructed the DanyangKunshan Grand Bridge in just four years, employing 10,000 workers, at a cost of about $8.5 million, according to Encyclopaedia Britannica. Many have floated the idea of a bridge between England and mainland Europe. Opened in 2011, the bridge operates as part of the Beijing-Shanghai. Over the years, ferry service improved with the construction of ships that could better handle the tough winter conditions in the Strait, but talk of a fixed link crossing was always in the background. The bridge is part of the Taiwan High Speed Rail and stretches from Zuoying in Kaohsiung and Baguashan in Chang-hua County. 1. Danyung-Kunshan Grand Bridge Changhua-Kaohsing Viaduct Cangde Grand Bridge Canakkale Bridge Tianjin Grand Bridge Vasco Da Gama Bridge Our daily newsletter arrives just in time for lunch, offering up the day's biggest science news, our latest features, amazing Q&As and insightful interviews. Ten thousand contractors took four years to complete the construction of the Danyang-Kunshan, which was finished in 2010. The trip from Ningbo to Jiaxing that previously took 4.5 hours has been reduced to two, thanks to this bridge. Future US, Inc. Full 7th Floor, 130 West 42nd Street, This article takes a look at some of the longest bridges in the world, the majority of which are found in China. Other notable bridges in Asia include the ChanghuaKaohsiung Viaduct in Taiwan (157,317 m/516,881 ft), Kita-Yaita Viaduct in Japan (114,424 m/375,634 ft), as well as several other bridges located in India and Bangladesh. Discover our latest special editions covering a range of fascinating topics from the latest scientific discoveries to the big ideas explained. The longest bridge in the world is in China. In total, the bridge includes four viaducts, two main spans, and 54 bridges and culverts. The $8.5 billion structure was built by a team of 10,000 workers over only four years and can withstand a magnitude 8.0 earthquake, typhoons, and a direct hit from a 300,000-ton naval vessel. One of the longest bridges in the world is in Beijing, and at 48 km (29.8 miles) in length, this is just one of many railway viaducts that run throughout China. The bridge has been opened to traffic since October 2018, proving a much faster connection between Hong Kong and Macau compared to existing ferry services. The vast and beautiful country of Australia is known for its wines, kangaroos, and beaches.. The Danyang-Kunshan Grand Bridge is officially the longest bridge in the world. Named in commemoration of the Yom Kippur War between Israel and Egypt, the 6th October Bridge in Cairo is the longest bridge in Africa. Exploring the Mighty Mississippi Americas Longest River, A Guide to Keeping Red Beckfords Pencilfish, The Mysterious Dakosaurus: A Mesozoic Marine Reptile, Adorably Industrious: A Look at the Cute Beaver. organization devoted to teaching Canadians more about our shared country. It crosses low rice paddies, part of the Yangtze River Delta, with just a few miles of the bridge actually crossing the open water of Yangcheng Lake in Suzhou. By December 2012, the system had already carried over 200 million passengers. A viaduct is a specific type of long bridge, usually consisting of a series of arches or columns. The location of the fourth-longest bridge in the world may come without surprise: China. Bridges are used to cross waterways and valleys in order to shorten distances and to reduce travel time. ", A controversy began in 2011 when the newly-built Jiaozhou Bay Bridge in China was named worlds longest bridge over water by Guinness Book of World Records, a title previously held by Lake Pontchartrain Causeway Bridge. China India Hong Kong-Zhuhai bridge: World's longest sea bridge in pictures 22 October 2018 Reuters Stretching more than 55km (34 miles), the Hong Kong-Zhuhai-Macau Bridge spans the Pearl. The Manchac Swamp Bridge is a twin concrete trestle bridge comprising two bridges, one for the National Highway 51 and the other for Interstate 55. Louisiana's famous bridge faced a challenger in 2011, when China claimed that its Jiaozhou Bay Bridge was the longest spanning water. It is made to be a part of 1302 km long Beijing-Shanghai Railway High Speed. We and our partners use cookies to Store and/or access information on a device. In 35 years, ownership of the bridge would be handed over to the federal government. It has a protected bike, and the pedestrian lane is earthquake-proof and was completed to a high standard in 2016. The DanyangKunshan Grand Bridge in China is the longest bridge in Asia, with an impressive length of 164,800 meters (536,739 feet). Putin has long lauded the project . Top 10: What are the fastest rollercoasters? The bridge connects Kong Kong, Zhuhai, and Macau spanning the Lingding and Jiuzhou channels. Over the years, ferry service improved with the construction of ships that could better handle the tough winter conditions in the Strait, but talk of a fixed link crossing was always in the background. The tourists who take the express train on the bridge can see a lot of the beautiful rivers and lakes. Connects: Bang Na Interchange and Chon Buri Interchange, Bangkok, Thailand. Other notable examples include the ChanghuaKaohsiung Viaduct in Taiwan (157 kilometers/97 miles), Lake Pontchartrain Causeway in USA (120 kilometers/74 miles), Hong KongZhuhaiMacau Bridge in China (55 kilometers/34 miles), Akashi Kaiky Bridgein Japan (2 kilometers/1 mile) and many others. List Of 10 Longest Bridge In The World The longest bridge in the world is listed below as per the length of the bridge. He has a keen interest in education and loves to write kids friendly content. Spanning 165 kilometers (102.4 miles), it opened in June 2011 as part of the Beijing-Shanghai High-Speed Railway. The worlds longest cable-stayed bridge (a bridge supported by cables connected to pylons) stretches 10,200 feet across the Eastern Bosphorus strait from the city of Vladivostok, Russia, to a largely wooded island called Russky Island that has less than 20 miles of paved roads. The Danyang-Kunshan Grand Bridge, the longest bridge in the world This 116 km (72 miles) long bridge features along the Beijing-Shanghai railway and is entirely earthquake-proof. Its a fantastic experience to drive across it. The Hong Kong-Zhuhai-Macau bridge is made up of nearly 35-km (22-mile) bridge and road sections and a 6.7 km (4-mile) tunnel, and has been dubbed the longest "bridge-cum-tunnel sea crossing" in . There is a 9-kilometre long (5.6mi) section over open water across Yangcheng Lake in Suzhou. It reaches for 48,163 meters. It's a staggering $8.5 billion structure that began construction in 2006, taking four years to build with a team of 10,000 workers. The 34-mile bridge, which consists of three cable-stayed bridges connected by an underwater tunnel and two human-made islands, is also the longest sea-crossing in the world. When the Weinan Weihe Grand Bridge in China was first opened to traffic in 2008, it held the title of "longest bridge in the world" at approximately 49 miles (79 kilometers) in length. Completed in 2016, the six-lane Evergreen Point Floating Bridge took the place of a floating bridge of the same name that was built in 1963, which was discarded due to concerns over its ability to withstand earthquakes and other extreme weather events. 2. Lake Pontchartrain Causeway, United States, Lake Pontchartrain Causeway, United States, longest continuous metro viaducts in the world. The worlds longest continuous bridge over water is Lake Pontchartrain Causeway Bridge in Louisiana. 5. Like the Danyang-Kunshan Grand Bridge, the Cangde Grand Bridge is also a part of the high speed railway between Beijing and Shanghai. Opened in 1956, the bridge has become an iconic symbol of Louisiana's culture and heritage and is a popular tourist attraction. The construction of this impressive structure took four years to complete and employed 10,000 workers at its peak. This bridge does not cross any bodies of water, but rather spans the Bang Na-Trat Highway (or National Highway route 34). This bridge is one of several located in China that have made the list and, like several others, is part of the Beijing-Shanghai High-Speed Railway system. Especially if a trip to China is on the cards, and be prepared to be captivated by their sheer size. 7. Overview and Sustainability, The 6 Best Energy-Efficient Refrigerators of 2023, The 6 Best Energy-Efficient Space Heaters of 2023, 12 Bizarre Examples of Genetic Engineering, 7 Ways Technology Will Provide Water for the World, The 7 Best Energy-Efficient Air Conditioners of 2023. Something far more difficult to quantify. The Confederation Bridge is the longest bridge in the world crossing ice-covered water. Its central span measures 6,529 feetthe longest suspension span in the world! Connects: Huangpulu and Zongguan Station, Wuhan, China. The bridge accounts for half the trip, spanning nearly five miles, and the entire trip takes only ten minutes by car. Special ice-shields were designed and installed to protect the support piers from the pack ice that flows through the Strait every winter. If that doesn't sound impressive, consider this: The Golden Gate Bridge in San Francisco is about 220 feet (61 meters) above water. Bang Na Expressway, Thailand 55.0 km7 Lake Pontchartrain Causeway, USA 38.4 km8 Manchac Swamp Bridge, USA 36.7 km9 Runyang Yangtze River Bridge, China 35.66 km10 Hong Kong-Zhuhai-Macau Bridge 34km. Although Diefenbaker lost the election, the subsequent Liberal government said it would go ahead with the project. Spanning a total length of 38.44km, it is an impressive engineering feat that connects Metairie on the south shore with Mandeville on the north shore of Lake Pontchartrain. Causeway composed of two parallel bridges . Work began on the crossing, but in 1969, with cost estimates skyrocketing, Prime Minister Pierre Elliott Trudeau cancelled the project. 3. Whether as part of one's daily commute or as a vital artery that keeps an economy moving, these bridges have something else in common: their incredible length. China itself, at last count in 2021, has a whopping 961,100 road bridges, and that's not including other types of transport. Over the years, man has created some of the most awe-inspiring buildings, monuments and global landmarks, which is one of the main reasons we travel to experience them all and see them in reality. Knowing the importance of maintaining links to the mainland, the Islands political leaders insisted that a clause requiring the federal government to establish and maintain a service to convey mail and passengers to the Island year round be enshrined in the terms of Confederation. The consent submitted will only be used for data processing originating from this website. Prior to 2010, it was the longest bridge in the world. The bridge, which officially opened in June 2011, was built in just four years to provide high-speed rail service across China.