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Itz Valley Autobahn Bridge (Coburg)
The Itz Valley Autobahn Bridge (German: Itztalbrücke) is a twin Autobahn bridge carrying the Autobahn A73 across the Itz Valley directly to the south of Autobahn Junction 9 (Rödental exit), and close to Coburg on the northern edge of Bavaria in Germany. The Autobahn bridge, which has an approximately north-south axis, has been built approximately 25 meters to the west of the Itz Valley Railway Bridge.〔(【引用サイトリンク】title=Itztalbrücke (A 73) )〕 However, whereas the Autobahn bridge has been in use since 2007, the railway bridge has been unused since its completion in 2005 because the high speed line of which the railway bridge is part, though started in 1996, has been deprioritised and is not expected to be completed for some time.
Constructed between 2004 and 2007 for a total cost of around €31.5 million, the Autobahn bridge is constructed of pre-stressed steel-concrete box girder sections. It is the longest bridge on the Autobahn A73, having a total length of and a maximum height above the valley floor of .〔(【引用サイトリンク】title=Projekte: Itztalbrücke bei Coburg )〕
==Groundwork and substructure==
The abutments and pillars supporting the bridge are themselves supported by piles each of which has a diameter of and a depth of between and
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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