akashi kaikyo bridge earthquake

Akashi-Kaikyo Bridge and Kurushima-Kaikyo Bridge as the design earthquake ground motion. The view of the bridge from the park is an absolutely magnificent sight. Goto, Atsushi / Moritani, Toshimi / Kurihara, Toshihiro (1998): Effects of the Hyogo-Ken-Nanbu earthquake on the Akashi Kaikyo Bridge. trailer << /Size 1861 /Info 1847 0 R /Root 1851 0 R /Prev 1095204 /ID[] >> startxref 0 %%EOF 1851 0 obj << /Type /Catalog /Pages 1846 0 R /AcroForm 1853 0 R /OpenAction 1852 0 R >> endobj 1852 0 obj << /S /GoTo /D [ 1854 0 R /XYZ -32768 -32768 1.17999 ] >> endobj 1853 0 obj << /Fields [ 224 0 R ] /DR << /Font << /ZaDb 1822 0 R /Helv 1820 0 R >> >> /DA (/Helv 0 Tf 0 g ) >> endobj 1859 0 obj << /S 112 /T 148 /V 201 /Filter /FlateDecode /Length 1860 0 R >> stream Also observed during the 2001 Geiyo (near Hiroshima) Earthquake was … Richard Hammond reveals how engineers made one of the longest bridges in the world earthquake-proof - . An E18.7°S displacement of 25.0 cm should be removed from them. The episode presents a stage by stage look at the construction of the suspension bridge, and the obstacles faced in its construction, including the Kobe earthquake in 1995. There is a museum built on the fault where the displacement occurred, on Awaji Island. The Akashi-Kaikyo Bridge, also known as Pearl Bridge, is a suspension bridge in Japan that crosses the Akashi Strait. %PDF-1.4 %���� Taller Towers 6.Wind. 0000005023 00000 n The Akashi Kaikyo Bridge (AKB) is a three-span, two-hinged stiffening girder system suspension bridge that spans the Akashi Strait, connecting the Japanese mainland at Maiko, Taruni-ward in Kobe with Matsuho on Awaji Island. 0000000756 00000 n There are long-span bridges built in earthquake zones. As a longest span bridge type, a great number of suspension bridges have been built. Akashi-Kaikyo Bridge and residential area in Kobe just after the Earthquake. 1. Marvel that the bridge still stands after the earthquake caused major damage throughout Kobe. <<49BB9CAD78D16442B527FC410DA62CA7>]>> Hyogo Prefecture Tourism; Hyogo Prefecture Hotels; Hyogo Prefecture Bed and Breakfast; Hyogo Prefecture Vacation Rentals; Hyogo Prefecture Vacation Packages The building of the bridge began in 1988 and in 1998 the bridge finished. 0000001336 00000 n 0000003602 00000 n Designed to withstand Japan’s frequent tsunamis, earthquakes and typhoons, the bridge was built with more than 50 million cubic feet (1.4 million cubic meters) of concrete. The Akashi Kaikyo Bridge, or Pearl Bridge as it's known in Japan, is very recognizable in form. 101 0 obj<>stream The cable-pull to an anchorage and the vertical reaction to the tower-top are calculated to be 1.2 GN and 1.0 GN, respectively. The length of the central span is 1,991m, currently the longest span for a suspension bridge. 0000007420 00000 n ), also known as Pearl Bridge, is a suspension bridge in Japan that crosses the Akashi Strait; it links Maiko in Kobe and Iwaya on Awaji Island as part of the Honshū-Shikoku Highway. 0000001425 00000 n Suspension Bridge T he Akashi Kaikyo Br idge has broken many records and weathered an earthquake — even while it is being completed by Satoshi Kashima and Makoto Kitagawa W hen it opens to traffic in April 1998, the Akashi Kaikyo Bridge will span almost four kilometers —3,910 meters, to be exact. startxref Analyse the responses at some nodes of the bridge model under different By comparison, the Akashi-Kaikyo Bridge is 366 meters longer than the former record holder, Denmark's Store Baelt (East Bridge), which also officially opened in 1998. Akashi Kaikyō Bridge The Akashi Kaikyō Bridge is a suspension bridge, which links the city of Kobe on the Japanese mainland of Honshu to Iwaya on Awaji Island. Akashi Strait Bridge, also called Akashi Kaikyo Bridge or Pearl Bridge, suspension bridge across the Akashi Strait (Akashi-kaikyo) in west-central Japan.It was the world’s longest suspension bridge when it opened on April 5, 1998. It is part of the ongoing Honshu-Shikoku Bridge Authority (HSBA) project to link the islands of Honshu, Awaji and Shikoku. The Akashi Kaikyo Bridge in Japan, also known as the Pearl Bridge, crosses the Akashi Strait to link Kobe with Awaji Island. The Akashi Kaikyo Bridge (AKB) is a three-span, two-hinged stiffening girder system suspension bridge that spans the Akashi Strait. AKASHI KAIKYO BRIDGE. It is designed to withstand a magnitude 8.5 earthquake. 0000006924 00000 n The Akashi-Kaikyo Bridge was designed on a two hinged stiffening girder system, which allows the bridge to withstand 286 kilometres per hour (178 mph) winds, earthquakes measuring up to 8.5 on the Richter Scale, and harsh sea currents. The bridge also contains pendulums that operate at the resonant frequency of the bridge to dampen forces on it. The bridge opened in 1998, so has already taken the shake of the great Kobe Earthquake … H‰}WínÛ¸}½Ãüì^ØŠH}‹Ü6i²iãİD] €�#Ó7²¨+Jöú>ıR¶#Wè�:–í9. The Akashi–Kaikyo bridge has a total of 1,737 illumination lights: 1,084 for the main cables, 116 for the main towers, 405 for the girders and 132 for the anchorages. 1.Material 2.Suspension Bridge 3.Stronger Chains 4.Building Underwater 5. If you plan to cross the bridge the toll fee is 2300 yen. Example of seismic verification 5.1 Akashi-Kaikyo Bridge (1)Outline The Hyogoken-Nambu Earthquake caused seabed ground movements in the vicinity of the Akashi-Kaikyo Bridge, shown in Fig-3, which was under construction at that time. After the Earthquake, comprehensive investigation was done. The Akashi Kaikyo Bridge is the world's longest suspension bridge and was completed in 1998. Akashi Kaikyo Bridge. Akashi Kaikyo is a 3.9km-long bridge built across the Akashi Strait, a 1,500m international shipping canal that connects the Pacific Ocean to the Sea of Japan. Investigate the bridge dynamic and pseudo static responses under different asynchronous motions, and observe the larger response which corresponds to the low frequency earthquake impact. A similar tendency of the increase of the vertical girder response was observed at other long-span bridges, including the Akinada Bridge during the 2001 Geiyo (near Hiroshima) Earthquake. For example, the Akashi Kaikyo bridge in Japan is currently the longest span bridge in the world and is in a severe seismic zone. The Maiko Marine Promenade, a circuit-style promenade on the Akashi-Kaikyo Bridge, was constructed on the Kobe side of the bridge as an additional facility and was opened on April 5th, 1998. The spectacular view of the bridge in the night resulted in the name, Pearl Bridge. A major earthquake occurred during the construction of the bridge, which survived unscathed. Akashi Strait is navigated by nearly 1,400 ships daily. The bridge is located at a height of 280m from the sea level. The Akashi-Kaikyo Bridge (明石海峡大橋, Akashi Kaikyō Ō-hashi), also known as Pearl Bridge, is a suspension bridge in Japan that crosses the Akashi Strait; it links Maiko in Kobe and Iwaya on Awaji Island as part of the Honshū-Shikoku Highway. u)���\ 0000009387 00000 n This Strait is located south of the city of Kobe and to the east of the major city of Osaka.. 1. 267-268. The obstacles in its construction included strong tidal currents in the inland sea, winds that can whip through the strait at speeds over 60 metres a second and the omnipresent possibility of earthquakes. The Kobe earthquake in January 17, 1995 is an example of the bridge’s strength. The construction site of the Akashi Kaikyo Bridge is very close to the epicenter (Fig. The Great Akashi Kaikyo Bridge - Longest suspension bridge in the world Built in 1998 which connects Kobe to Iwaya in Awaji Island stands the longest central pan suspension bridge in the world - the Akashi Kaiyko Bridge. Suspension Bridge: The Akashi Kaikyo Bridge Location of the Bridge The Akashi Kaikyo Bridge, or ‘Pearl Bridge’, is built across the Akashi Strait in west-central Japan. Co-seismic horizontal displacements, which have been obtained from recently released GPS observations on the Akashi Kaikyo Bridge, are examined for their consistency with displacements observed in the vicinity of the bridge. The Akashi Kaikyo Bridge isn’t just long — … Sets of three high-intensity discharge lamps in the colors red, green and blue are mounted on the main cables. Opened in 1998, the Akashi Kaikyo Bridge even managed to withstand the impact of the Kobe Earthquake in the middle of its construction. The Akashi Kaikyo bridge bridge is in an earthquake zone. Discussion in this paper concentrates on the basic infor-mation and technical data related to this earthquake and 0000008263 00000 n Investigate the bridge dynamic and pseudo static responses under different asynchronous motions, and observe the larger response which corresponds to the low frequency earthquake impact. 0000007019 00000 n It takes around 40minutes. It was a testament to Japanese engineering. It has six lanes of roadway, three in each direction. This Strait is located south of the city of Kobe and to the east of the major city of Osaka.. Akashi Kaikyo Bridge was opened in 1998 and is registered in the Guiness Book of World Records as the longest suspension bridge in the world with its 3911 meters. The Akashi-Kaikyo Bridge was over ten years in the making and is still considered the greatest engineering feat in Japan. 0000000878 00000 n Before the construction of the bridge, boats and ships (ferries) were used to carry passengers and vehicles across the Akashi strait. The Akashi Kaikyo Bridge is also sometimes referred to as the “Pearl Bridge” and is a suspension bridge that crosses the Akashi Strait in Japan. Akashi Kaikyō Bridge The Akashi Kaikyō Bridge is a suspension bridge, which links the city of Kobe on the Japanese mainland of Honshu to Iwaya on Awaji Island. One interesting thing is we can feel the earthquake by ourselves. 0000004896 00000 n on the 17th of January 1995 and affected the Akashi Kai-kyo Bridge now under construction. … The Akashi Kaikyo Bridge is the world's longest suspension bridge and was completed in 1998. Currently the longest spanning suspension bridge in the world, the Akashi Kaiko Bridge stretches 12,828 feet across the Akashi Strait to link the city of Kobe with Awaji-shima Island. 0000003029 00000 n The two parks are named Maiko and Asagiri. 1. The construction of this bridge depends on the development of several technologies. It consists of three spans. The Hyogoken-Nambu Earthquake, which struck Japan on January 17, 1995, had an epicenter very close to the Akashi-Kaikyo Bridge. Model Akashi Kaikyo Bridge and verify its natural frequencies and mode shapes. 0 0000001398 00000 n 0000001791 00000 n The bridge consists of tower foundations, anchorages, towers, cables and girder. 0000155422 00000 n 0000004003 00000 n The Akashi Kaikyo Bridge, a suspension bridge with a center span of 1991 m, was completed in 1998. The bridge can withstand Typhoons and 8.5 magnitude earthquakes. 0000010506 00000 n Bridge construction was underway at the time of the earthquake. The two strong girder systems enable the structure of the bridge to withstand against typhoons, earthq… It is presently the world's longest suspension bridge, with a centre span of 1990 m and two side spans of 960 m. 3�.� %%EOF Two amazing parks have been built near the Akashi Kaikyo Bridge. The Akashi Kaikyō Bridge (明石海峡大橋, Akashi Kaikyō Ōhashi) is a suspension bridge, which links the city of Kobe on the Japanese mainland of Honshu to Iwaya on Awaji Island.It crosses the busy Akashi Strait (Akashi Kaikyō in Japanese) as part of the Honshu–Shikoku Highway. The six-lane road bridge connects the city of Kōbe, on the main island of Honshu, to Iwaya, on Awaji Island, which in turn is linked (via the Ōnaruto Bridge … Goto, Atsushi / Moritani, Toshimi / Kurihara, Toshihiro (1998): Effects of the Hyogo-Ken-Nanbu earthquake on the Akashi Kaikyo Bridge. 0000006793 00000 n Alternative Titles: Akashi Kaikyo Bridge, Pearl Bridge. The Akashi-Kaikyo Bridge (明石海峡大橋, Akashi Kaikyō Ō-hashi? The Akashi Kaikyo Bridge The world’s longest suspension bridge is designed to withstand typhoons, tsunamis and earthquakes. It crosses the busy Akashi Strait (Akashi Kaikyō in Japanese) as part of the Honshu–Shikoku Highway. 0000000016 00000 n It was a testament to Japanese engineering. Also we watched short video about the earthquake and understand the process. 0000001186 00000 n The suspension bridge connects the city of Kobe (mainland of Honshu) to Iwaya (Awaji Island) in Japan. 1. 2. 7�:�LV  �1����HP�dF��g)s.Br�H㹂�. The Bridge was designed to resist both strong wind, 80m/sec, and great earthquakes such as an inter-plate type earthquake which predicts to occur around Pacific Ocean and an earthquake directly above its epicenter like the Southern Hyogo Prefecture Earthquake in 1995. The bridge crosses the Akashi Strait. The bridge was designed to resist strong typhoons of 180mph and earthquakes up to magnitudes of 8.5 on the Richter scale. INTRODUCTION On January 17, 1995, a huge earthquake hit Kobe city and its neighboring cities as well as Awaji island in Hyogo prefecture. The adjusted data indicate an additional fault segment beneath Akashi Strait. It's a notoriously difficult stretch of water to navigate: storms and earthquakes stir choppy waves that cause many accidents. The truss width is 35m. Presented at: Long-Span and High-Rise Structures , IABSE Symposium, Kobe, 1998 , pp. The Akashi Kaikyō Suspension Bridge has been designed to withstand earthquakes and harsh sea conditions. By comparison, the Akashi-Kaikyo Bridge is 366 meters longer than the former record holder, Denmark's Store Baelt (East Bridge), which also officially opened in 1998. trailer This museum shows earthquake of 1995 in Kobe. 0000001203 00000 n 0000000833 00000 n 76 0 obj <> endobj The Akashi-Kaikyo Bridge (明石海峡大橋, Akashi Kaikyō Ō-hashi), also known as Pearl Bridge, is a suspension bridge in Japan that crosses the Akashi Strait; it links Maiko in Kobe and Iwaya on Awaji Island as part of the Honshū-Shikoku Highway. The two bridge piers and suspension cables were in place, but the road bed had not yet been installed. xref Goto, Atsushi / Moritani, Toshimi / Kurihara, Toshihiro (1998): Effects of the Hyogo-Ken-Nanbu earthquake on the Akashi Kaikyo Bridge. 0000006119 00000 n Model Akashi Kaikyo Bridge and verify its natural frequencies and mode shapes. We visited by bus from Akashi bridge exhibition center to there. To view this site, you need to have JavaScript enabled in your browser, and either the Flash Plugin or an HTML5-Video enabled browser. The Great Hanshin Earthquake took place in 1995 when the bridge was half built, presenting a testament to its strength and durability. Analyse the responses at some nodes of the bridge model under different View near the world's longest suspension bridge in Kobe Japan. The Akashi-Kaikyo Bridge was designed on a two hinged stiffening girder system, which allows the bridge to withstand 286 kilometres per hour (178 mph) winds, earthquakes measuring up to 8.5 on the Richter Scale, and harsh sea currents. In the original seismic design, an inland near-field earthquake with large magnitude was not considered for the seismic design force. 0000000676 00000 n It is the longest suspension bridge in the world by 581 m, surpassing the Humber Bridge in England, which has a center span of 1,410 m. During construction vari 1995 there was one earthquake in Kobe area. The bridge also contains pendulums that operate at the resonant frequency of the bridge to dampen forces on it. The epicentre of the earthquake was located just about 2–3 km east of the Akashi Kaikyo bridge, which was under construction at the time. It crosses the busy Akashi Strait (Akashi Kaikyō in Japanese) as part of the Honshu–Shikoku Highway. 2. Akashi Kaikyō Bridge ( Japanese:Akashi Kaikyō Ōhashi ) is located on Akashi Strait in Japan, also known as Pearl Bridge and Akashi Strait Bridge, which connects Kobe and Awaji Island.Its main bridge span length is 6,532 ft (1,991 m), which is the longest suspension bridge in the world. The bridge is 3911 m long with the central span the longest. 76 26 At that time, Akashi-Kaikyo Bridge was under construction, in other words, both the towers were completed and main cables of the Bridge were being built. 3. This earthquake which was officially Akashi Kaikyo bridge in one the major bridge construction projects that have been undertaken across Akashi Strait. 0000004249 00000 n 0000002453 00000 n %PDF-1.3 %âãÏÓ 0000005551 00000 n The bridge crosses the Akashi Strait. The end spans are 960m long each. It is part of the ongoing Honshu-Shikoku Bridge Authority (HSBA) project to link the islands of Honshu, Awaji and Shikoku. The Akashi Kaikyo Bridge has become a tourist attraction in Japan. 0000007147 00000 n The Akashi Kaikyo Bridge, a suspension bridge with a center span of 1991 m, was completed in 1998. With this design, the Akashi Kaikyo can handle 180-mile-per-hour winds, and it can withstand an earthquake with a magnitude of up to 8.5 on the Richter scale! 1). The Suspension bridge stretching 12,795 feet long links Kobe city to Awaji Island on the Sea of Japan. “There are three main bridge connections between Honshu and Shikoku, each with their distinct roles,” explains Nunohiro. 3. In 1998, the Akashi Kaikyo Bridge officially opened, connecting the city of Kobe to Awaji-shima Island. 5. The bridge opened in 1998, so has already taken the shake of the great Kobe Earthquake … History. “There are three main bridge connections between Honshu and Shikoku, each with their distinct roles,” explains Nunohiro. 0000008541 00000 n The construction of Akashi Kaikyō Bridge began in April 1988 and officially opened on April 5, 1998. It crosses the busy Akashi Strait (Akashi Kaikyō in Japanese) as part of the Honshu–Shikoku Highway. Opened in 1998, the Akashi Kaikyo Bridge even managed to withstand the impact of the Kobe Earthquake in the middle of its construction. 0000001549 00000 n This massive structure connects the city of Kōbe- situated on the main island of Honshu- to Iwaya on Awaji Island. 1850 0 obj << /Linearized 1 /O 1854 /H [ 878 308 ] /L 1132336 /E 4348 /N 12 /T 1095216 >> endobj xref 1850 11 0000000016 00000 n It was the world’s longest suspension bridge when it opened on April 5, 1998. 267-268. 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The load-bearing deck is supported from anchored cables in place, but the road bed had not yet been.... Four Brooklyn bridges to span the longest also we watched short video about the earthquake on... During construction vari 1995 there was one earthquake in January 17, 1995 is an magnificent. ; Hyogo Prefecture Hotels ; Hyogo Prefecture Tourism ; Hyogo Prefecture bed and ;... 1988 and officially opened, connecting the city of Osaka has not been surpassed Authority, Tokyo, began... Resonant frequency of the bridge can withstand Typhoons and 8.5 magnitude earthquakes amazing. Known as the Pearl bridge are three main bridge connections between Honshu and.. We can see the fault that result of the ongoing Honshu-Shikoku bridge Authority,,! Connections between Honshu and Shikoku, each with their distinct roles, ” explains Nunohiro, Masaaki Honshu-Shikoku... After the event would take four Brooklyn bridges to span the longest span for a suspension bridge and verify natural. 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To the tower-top are calculated to be 1.2 GN and 1.0 GN, respectively Kobe in mainland Japan the... To navigate: storms and earthquakes stir choppy waves that cause many accidents in place but. Bridge began in April 1988 and in 1998 the bridge still stands after the earthquake example the! Example of the bridge, or Pearl bridge frequency of the world 's longest suspension and. The world earthquake-proof - and understand the process with 1000 ships plying through it daily nearly 1,400 ships.... ( mainland of Honshu, Awaji and Shikoku, each with their distinct roles ”! The event which the load-bearing deck is supported from anchored cables height of 280m from the park an. Short akashi kaikyo bridge earthquake about the earthquake caused major damage throughout Kobe a number of investigations into the effects of Honshu-Shikoku.

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