Thenia-Tizi Ouzou Railway Line Viaduct at PK36
CONCEPTUAL DESIGN / SERVICES CARRIED OUT
The main part of the crossing is a continuous four steel tied arches with triangulated tubular hangers and a steel orthotropic deck. The other part is a two concrete arch ribs connected ate the upper level by the deck slab. Each one of the steel tied arches are positioned by incremental launching to its final location, and then the connection between each one over the piers is made. The concrete arch ribs are cast over a scaffolding.
Tizi Ouzou, Algeria
Length: 763 m Main span: 128 m Width: 11,5 m