Sarıyer Tunnel Çayırbaşı Intersection Bridge Projects
Task: Sarıyer Tunnel Exit Çayırbası Intersection Construction
Management: IBB Head of Technical Services Department-Management of Infrastructure Services
Constructor: ÖZTAŞ İnşaat İnşaat Malz.Tic.A.Ş.
Project Scope: Bridge architecture and static projects
Within the tunnel and intersection regulation scope, four bridge were designed. Three of these bridges are reinforced concrete slab bridges and have 21 m span. The other bridge is designed as post-tension instead of reinforced concrete. Post-tension bridge’s maximum span is 45m and has 1.4m cross section length. High Rubber Bearing Disk was used for the bridge which was constructed as five phases. 32C15 pre-tension cables were used for the bridge which has cross section with L/32 proportion.