Cize-Bolozon viaduct

46.2156527777785.4509027777778Koordinaten: 46 ° 12 ' 56.4 " N, 5 ° 27' 3.3 " E

F1

Railway Bourg -en- Bresse - Bellegarde, road

Ain

The Cize - Bolozon Viaduct is a 273 m long arch bridge between Cize and Bolozon in the department of Ain ​​, Rhône -Alpes, France, which is designed as a double-deck bridge, spanning the River Ain.

History

The bridge was built in 1875 on the railroad Bourg -en- Bresse - opens Bellegarde. The construction costs at that time 339,000 francs. On July 12, 1944, the bridge was blown up by the Resistance and to 1950 largely reconditioned. In 1990, the little -frequented line but was then shut down over the bridge. Only a short time later, she experienced a renaissance when the line was electrified in order to use them for the TGV services between Geneva and Paris. Which Switzerland participated in the costs of 500 million FF with 165 million FF. Although the trains with speeds of 80 km / h, but by the use of the route, the journey time is reduced by more than 20 min. In addition, reactivation was cheaper than building a new line.

Construction

The bridge is a brick rubble stone arch bridge with a maximum arch span of 16 meters. The pillars are up to 73 m high. In a lower altitude road passes by the pillar. In the immediate vicinity is the breakpoint Cize - Bolozon.

191521
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