Artvin - Erzurum Road:
* Electromechanical Works of Tunnels : RT1 (1172mt), RT2 (870mt), RT3 (468mt), RT4 (2280mt)
* Electromechanical works of Tunnels:
Ardanuç 1 (360mt), Ardanuç 2 (370mt), Ardanuç 3 (890mt), Berta (175mt)
* Road Lighting between the T1 Tunnels and the entrance of Artvin industry zone.
* Road Lighting of Şengan, Yagcilar Viaduct
* Road Lighting of Ortaköy & Berta Viaducts
