The Conchi viaduct, or Loa viaduct, is located on the

Loa River The Loa River (Spanish: Río Loa) is a U-shaped river in Chile's northern Antofagasta Region. At long, it is the country's longest river and the main watercourse in the Atacama Desert. Course The Loa's sources are located on Andean mountain sl ...

in Chile, from Calama. It was built to carry part of the

Ferrocarril de Antofagasta a Bolivia The Ferrocarril de Antofagasta a Bolivia (British company name: Antofagasta (Chili) & Bolivia Railway or FCAB for short) is a private railway operating in the northern provinces of Chile. It is notable in that it was one of the earliest rai ...

(Antofagasta & Bolivia Railway). It stands above the river and is long. When opened in 1888 and it was the second highest rail bridge in the world, after the

Garabit viaduct The Garabit viaduct (french: viaduc de Garabit) is a railway arch bridge spanning the Truyère, near Ruynes-en-Margeride, Cantal, France, in the mountainous Massif Central region. The bridge was constructed between 1882 and 1884 by Gustave Eiffe ...

. In 1914, the railway was realigned. Today, the bridge carries only pipes and a cordoned-off road. On June 3, 2015, it was declared a National Monument, in the category of Historical Monument, by Decree 156 of the Ministry of Education, published in the Chilean Official Journal.''Decree 156, Ministry of Education, published on June 2, 2015''
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References

External links

''Loa Viaduct''
on the websit
HighestBridges.com
(English)
The Conchi Viaduct
Beam bridges Iron bridges Trestle bridges Railway bridges in Chile Viaducts National Monuments of Chile Buildings and structures in Antofagasta Region {{Chile-bridge-struct-stub