Difference between revisions of "Mengdonghe Bridge Yongji"

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<div style="font-size: 25px; text-align: center;">
 
<div style="font-size: 25px; text-align: center;">
 
Mengdonghe Bridge Yongji<br />
 
Mengdonghe Bridge Yongji<br />
猛洞河特大桥<br />
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永吉高速猛洞河大桥<br />
 
Gaopingxiang, Hunan, China<br />
 
Gaopingxiang, Hunan, China<br />
 
820 feet high / 250 meters high<br />
 
820 feet high / 250 meters high<br />
 
879 foot span / 268 meter span<br />
 
879 foot span / 268 meter span<br />
 
2017<br />
 
2017<br />
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[[File:Mengdonghe Bridge YongjiUpdate.jpg|750px|center]] 
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</div>
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Mengdonghe Bridge Yongji is the highest span on the north-south S99 Longshan-Yongshun-Jishou expressway.  The 4-lane route is loaded with at least 10 beam bridges that exceed 100 meters in height making it one of Hunan's more impressive mountain highways.
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The 268 meter span Mengdonghe arch bridge is located approximately 10 kilometers south of the Mengdonghe arch bridge on the Zhangjiajie expressway.  Like all good "sequels", the newer Mengdonghe crossing is slightly larger with a span 13 meters longer then the 2013 original.  The CFST concrete filled steel tubular span has a span configuration of 3x30 +268 +6x30 meters.  The main arch span has a span to rise ratio of 3.8 to 1.  The deck is 24.5 meters wide.
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<div style="text-align: center; font-size: 25px;">
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[[File:MengdongheYongjiElevFinal.jpg|900px|center]]<br />
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Mengdonghe Yongji Bridge Elevation<br />
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</div>
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<div style="text-align: center; font-size: 25px;">
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[[File:MengdongBridgesElevComparison.jpg|1000px|center]]<br />
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Mengdonghe Yongji Bridge and Mengdonghe Zhanghua Bridge size comparison<br />
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</div>
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[[File:MengdongheYongjiElevationDrawing.jpg|900px|center]]
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[[File:MengdongheYongjiElevConst copy.jpg|900px|center]]
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[[File:MengdongheYongjiTopo.jpg|900px|center]]
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[[File:MengdongheDroneSideView.jpg|750px|center]]
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[[File:MengdongheFootbridgeDrone.jpg|750px|center]]
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[[File:MengdongheAerialRiverDrone.jpg|750px|center]]
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[[File:MengdongheDroneCenterAerial.jpg|750px|center]]
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[[File:MengdongheBridgesAerialDrone.jpg|750px|center]]
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[[File:MengdongheArchDownDrone.jpg|750px|center]]
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[[File:MengdongheAerialDroneDown.jpg|750px|center]]
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[[File:MengdongheAerialDroneBridges.jpg|750px|center]]
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[[File:MengdongheCrownPieces.jpg|750px|center]]
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[[File:MengdongheDrawing.jpg|750px|center]]
 
[[File:MengdongheDrawing.jpg|750px|center]]
</div>
 
  
  
Mengdonghe Bridge Yongji is the highest span on the north-south Longshan-Yongshun-Jishou expresswayThe 4-lane route is loaded with at least 10 beam bridges that exceed 100 meters in height making it one of Hunan's more impressive mountain highways.
+
[[File:MengdongheSideDrawing.jpg|750px|center]]
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 +
 
 +
[[File:MengdongheFootbridgeWorkers.jpg|750px|center]]
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[[File:75MengdongheYongjiClosureByEric.jpg|750px|center]]
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The central rib of the Mengdonghe Yongji Bridge is 268 meters.  The 8 central steel tubes are lowered into place and once closed at the crown the hollow tubes are pumped with concreteThis style of construction is used in China for most of their mountain gorge arch spans.Image by Eric Sakowski.
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[[File:MengdongheYongjiArchSkyByEric.jpg|750px|center]]
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Image by Eric Sakowski.
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[[File:MengdongheYongjiSlopeArchByEric.jpg|450px|center]]
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Image by Eric Sakowski.
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[[File:79MengdongheFootbridgeJohnBenByEricSakowski copy.jpg|750px|center]]
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Image by Eric Sakowski.
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The 268 meter span Mengdonghe arch bridge is located approximately 10 kilometers south of the Mengdonghe arch bridge on the Zhangjiajie expressway. Like all good "sequels", the newer Mengdonghe crossing is slightly larger with a span 13 meters longer then the 2013 original.  The CFST concrete filled steel tubular span has a span configuration of 3x30+268+6x30 meters.
+
[[File:81MengdongheYongjiWestFoundationTrussByEric.jpg|750px|center]]
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Image by Eric Sakowski.
  
  
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[[File:164MengdongheYongjiPano copy.jpg|260px|center]]
 
[[File:164MengdongheYongjiPano copy.jpg|260px|center]]
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Image by Eric Sakowski / HighestBridges.com
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[[File:MengdongheYongjiFoundation&Pier.jpg|450px|center]]
 
Image by Eric Sakowski / HighestBridges.com
 
Image by Eric Sakowski / HighestBridges.com
  
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[[File:MengdongheYongjiLake.jpg|750px|center]]
 
[[File:MengdongheYongjiLake.jpg|750px|center]]
 
Image by Tadashi Ashimi.
 
Image by Tadashi Ashimi.
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[[File:MengdongheYongjiWide.jpg|900px|center]]
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Image by Eric Sakowski / HighestBridges.com
  
  
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[[File:MengdongheYongjiSatellite&Road.jpg|750px|center]]
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[[File:Mengdonghe Bridge YongjiSatellite.jpg|750px|center]]
Mengdonghe Bridge satellite image with the approximate location of the bridge drawn in.
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Mengdonghe Bridge Yongji satellite image.
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[[File:MengdongheYongjiSatellite&Road.jpg|750px|center]]
  
  
 
[[File:MengdongheYongjiLocationMap.jpg|750px|center]]
 
[[File:MengdongheYongjiLocationMap.jpg|750px|center]]
 
Mengdonghe Bridge location map.
 
Mengdonghe Bridge location map.
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[[File:GuzhangBridgesMap.jpg|750px|center]]
  
  
 
[[Category:Bridges in China]]
 
[[Category:Bridges in China]]

Latest revision as of 04:46, 28 February 2024

Mengdonghe Bridge Yongji
永吉高速猛洞河大桥
Gaopingxiang, Hunan, China
820 feet high / 250 meters high
879 foot span / 268 meter span
2017

Mengdonghe Bridge YongjiUpdate.jpg


Mengdonghe Bridge Yongji is the highest span on the north-south S99 Longshan-Yongshun-Jishou expressway. The 4-lane route is loaded with at least 10 beam bridges that exceed 100 meters in height making it one of Hunan's more impressive mountain highways.

The 268 meter span Mengdonghe arch bridge is located approximately 10 kilometers south of the Mengdonghe arch bridge on the Zhangjiajie expressway. Like all good "sequels", the newer Mengdonghe crossing is slightly larger with a span 13 meters longer then the 2013 original. The CFST concrete filled steel tubular span has a span configuration of 3x30 +268 +6x30 meters. The main arch span has a span to rise ratio of 3.8 to 1. The deck is 24.5 meters wide.


MengdongheYongjiElevFinal.jpg

Mengdonghe Yongji Bridge Elevation


MengdongBridgesElevComparison.jpg

Mengdonghe Yongji Bridge and Mengdonghe Zhanghua Bridge size comparison


MengdongheYongjiElevationDrawing.jpg


MengdongheYongjiElevConst copy.jpg


MengdongheYongjiTopo.jpg


MengdongheDroneSideView.jpg


MengdongheFootbridgeDrone.jpg


MengdongheAerialRiverDrone.jpg


MengdongheDroneCenterAerial.jpg


MengdongheBridgesAerialDrone.jpg


MengdongheArchDownDrone.jpg


MengdongheAerialDroneDown.jpg


MengdongheAerialDroneBridges.jpg


MengdongheCrownPieces.jpg


MengdongheDrawing.jpg


MengdongheSideDrawing.jpg


MengdongheFootbridgeWorkers.jpg


75MengdongheYongjiClosureByEric.jpg

The central rib of the Mengdonghe Yongji Bridge is 268 meters. The 8 central steel tubes are lowered into place and once closed at the crown the hollow tubes are pumped with concrete. This style of construction is used in China for most of their mountain gorge arch spans.Image by Eric Sakowski.


MengdongheYongjiArchSkyByEric.jpg

Image by Eric Sakowski.


MengdongheYongjiSlopeArchByEric.jpg

Image by Eric Sakowski.


79MengdongheFootbridgeJohnBenByEricSakowski copy.jpg

Image by Eric Sakowski.


81MengdongheYongjiWestFoundationTrussByEric.jpg

Image by Eric Sakowski.


165MengdongheYongjiFootbridgeView copy.jpg

Image by Eric Sakowski / HighestBridges.com


164MengdongheYongjiPano copy.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiFoundation&Pier.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiCliff Panorama.jpg

Image by Eric Sakowski / HighestBridges.com


162MengdongheFootbridgeByDamian.jpg

Image by Damian Kulash Sr.


169MengdongheArchByRichard.jpg

Image by Richard Scott.


MengdongheYongjiLake.jpg

Image by Tadashi Ashimi.


MengdongheYongjiWide.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiLonglensView.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiApproachPiers.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiApproachSlope.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiAssembly.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiBuilding.jpg

Image by Eric Sakowski / HighestBridges.com


Mengdonghe bridge Yongji 201603.jpg


MengdongheYongjiView3.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiView.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongji4View.jpg

Image by Eric Sakowski / HighestBridges.com


MengdongheYongjiTunnel.jpg

West side tunnel. Image by Eric Sakowski / HighestBridges.com


Mengdonghe Bridge YongjiSatellite.jpg

Mengdonghe Bridge Yongji satellite image.


MengdongheYongjiSatellite&Road.jpg


MengdongheYongjiLocationMap.jpg

Mengdonghe Bridge location map.


GuzhangBridgesMap.jpg