2013-2014 Dilijan Drainage Tunnel Reconstruction
The Client: “Metsn Erik” Ltd.
After the reconstruction of drainage tunnel No. 2, the “ArmHydroEnergyProject Institute” CJSC developed the design for reconstruction of 628 meters long section of drainage tunnel No. 1, which prevented the landslide danger zone at Tala district of Dilijan Town.
Previously collapsed tunnel section was recovered. Driving, concrete laying, drainage holes drilling and injection volumes were done.
The following scope of works was performed
| 1. Rehabilitation of tunnel | 628 m |
| 2. The earthwork | 2122 m3 |
| 3. Concrete and reinforced concrete | 2894 m3 |
| 4. Grouting works | 3377.1 m2 |
| 5. Installation of reinforcement | 164 t |
