Difference between revisions of "Tianshengxia Railway Bridge"

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天生峡大桥<br />
 
天生峡大桥<br />
 
Longchangzhen, Guizhou, China<br />
 
Longchangzhen, Guizhou, China<br />
(377) feet high / (115) meters high<br />
+
341 feet high / 104 meters high<br />
(328) foot span / (100) meter span<br />
+
420 foot span / 128 meter span<br />
 
2013<br />
 
2013<br />
[[File:Tian.jpg|750px|center]]
+
[[File:Tianshengxia670mtrLong101mtrPierOpen2013.jpg|750px|center]]
 
</div>
 
</div>
  
  
The Tianshengxia Railway Bridge is on a parallel line that is part of an upgrade to the older GuiKun line that connects Liupanshui and northern Guizhou with Yunnan Province and Kunming city to the west.  The original line crosses the Kedu River on a more traditional steel box towered trestle approximately 70 meters high.
+
The Tianshengxia Railway Bridge is on a parallel line that is part of an upgrade to the older GuiKun line that connects Liupanshui and northern Guizhou with Yunnan Province and Kunming city to the west.  The original line crosses the Kedu River on a more traditional steel box towered trestle approximately 55 meters high and 445 meters long.  The new railway bridge is 670 meters long with a span configuration of 2x32 +68+2x128+72 +5x32 meters on piers as tall as 73 meters.
  
The railway crossing is one of the most famous in the region as the Kedu River is actually in a cave deep under the foundation of either railway bridge.  The Kedu River is part of the upper reaches of the Beipanjiang River which has more bridges over 300 meters then any other waterway in the world.
+
The railway crossing is one of the most famous in the region as the Kedu River is actually in a cave deep under the foundation of either railway bridge.  This unique natural arch is why the engineers chose this location more then 100 kilometers north of a more direct path between Liupanshui and Kunming.  This natural arch is reported to be 330 meters high with the river traveling for more then 1.2 kilometers through the cave.  The Kedu River is part of the upper reaches of the Beipanjiang River which has more bridges over 300 meters in height then any other waterway in the world.
  
  
[[File:Tian.jpg|450px|center]]
+
[[File:KeduheTrestle.jpg|750px|center]]
The original Keduhe Railway Bridge.
+
The original Keduhe Railway Bridge from the 1960s.
  
  
[[File:LongwangmiaoSatellite.jpg|750px|center]]
+
[[File:KeduRiverBridge.jpg|450px|center]]
Tianshengxia Railway Bridge satellite image.
 
  
  
[[File:WanzhouRailMap.jpg|750px|center]]
+
[[File:KeduheRailwayCave.jpg|650px|center]]
 +
 
 +
 
 +
[[File:TianshengxiaNewSatellite.jpg|750px|center]]
 +
Tianshengxia Railway Bridge satellite image with most of the older viaduct removed.
 +
 
 +
 
 +
[[File:TianshengxiaSatellite.jpg|750px|center]]
 +
Tianshengxia Railway Bridge satellite image with the older viaduct still in use and the newer bridge under construction.
 +
 
 +
 
 +
[[File:TianshengxiaLocationMap.jpg|750px|center]]
 
Tianshengxia Railway Bridge location map.
 
Tianshengxia Railway Bridge location map.
  
  
[[File:WanzhouRailMap.jpg|750px|center]]
+
[[File:TianshengxiaLocationMapWide.jpg|750px|center]]
  
  
 
[[Category:Bridges in China]]
 
[[Category:Bridges in China]]

Latest revision as of 01:54, 8 October 2021

Tianshengxia Railway Bridge
天生峡大桥
Longchangzhen, Guizhou, China
341 feet high / 104 meters high
420 foot span / 128 meter span
2013

Tianshengxia670mtrLong101mtrPierOpen2013.jpg


The Tianshengxia Railway Bridge is on a parallel line that is part of an upgrade to the older GuiKun line that connects Liupanshui and northern Guizhou with Yunnan Province and Kunming city to the west. The original line crosses the Kedu River on a more traditional steel box towered trestle approximately 55 meters high and 445 meters long. The new railway bridge is 670 meters long with a span configuration of 2x32 +68+2x128+72 +5x32 meters on piers as tall as 73 meters.

The railway crossing is one of the most famous in the region as the Kedu River is actually in a cave deep under the foundation of either railway bridge. This unique natural arch is why the engineers chose this location more then 100 kilometers north of a more direct path between Liupanshui and Kunming. This natural arch is reported to be 330 meters high with the river traveling for more then 1.2 kilometers through the cave. The Kedu River is part of the upper reaches of the Beipanjiang River which has more bridges over 300 meters in height then any other waterway in the world.


KeduheTrestle.jpg

The original Keduhe Railway Bridge from the 1960s.


KeduRiverBridge.jpg


KeduheRailwayCave.jpg


TianshengxiaNewSatellite.jpg

Tianshengxia Railway Bridge satellite image with most of the older viaduct removed.


TianshengxiaSatellite.jpg

Tianshengxia Railway Bridge satellite image with the older viaduct still in use and the newer bridge under construction.


TianshengxiaLocationMap.jpg

Tianshengxia Railway Bridge location map.


TianshengxiaLocationMapWide.jpg