Ankara-Istanbul High Speed Rail, Viaducts 1 and 4

Work Scope

Detailed Design

Property: Turkish State Railways General Directorate (TDD)

Builder: OHL-Alarco-GTO Joint Venture

Ending Year: 2006

Viaduct with multiple simple-supported spans in highly seismic region

Overall Lengths

Viaduct 1: 1032, .0 m; Span 24.40+31x34+23.40 m

Viaduct 4: 2232.45 m; Span 23.40+64x34+33.05 m

Width: 11.50 m