Sidi Rached Viaduct

The Sidi Rached Viaduct (Arabic: جسر سيدي راشد), The Sidi Rached bridge is a road viaduct that crosses the Rhummel gorges and connects the Coudiat district (city center) to Constantine Train station. It was built in Constantine in French Algeria, between 1908 and 1912, by the engineer Aubin Eyraud, with the help of Paul Séjourné who designed the hangers and finished the construction. It was the tallest Concrete bridge in the world when it was built until .

Sidi Rached Viaduct جسر سيدي راشد
Coordinates	36°21′45.28″N 06°36′49.49″E
Crosses	Gorge valley of the river Rhummel
Locale	Constantine, Algeria[1]
Other name(s)	Sidi Rached Bridge
Maintained by	Direction Des Travaux Publics de la wilaya de Constantine
Characteristics
Design	Multiple-span Arch bridge viaduct bridge[1]
Material	Concrete, steel
Total length	450 m (1,480 ft)[1]
Width	12 m (39 ft)[1]
Height	107 m (351 ft) (max pylon above ground)[1]
Longest span	68 m (223 ft)[1]
Piers in water	102.50 m (336.3 ft)[1]
Clearance below	102.50 m (336.3 ft)[1]
History
Designer	Aubin Eyraud, Engineer; Paul Séjourné, Architect [1]
Construction start	1 January 1908 (1908-01-01)[1]
Inaugurated	1 January 1912 (1912-01-01)[1]
Statistics
Toll	Free
Location

Its length is 447 meters with 27 arches including one of 70 meters, the highest culminating at 107 meters. This was Aubin Eyraud's last work of art before he entered Oxford University as a professor. It was initiated by the then mayor Émile Morinaud, in the administrative framework of the department of Constantine at the time. It was inaugurated in 1912.[1]