In Giresun (Karadeniz -Black Sea part of Türkiye), the Tunnel Boring Machine 'Ayşen' achieves breakthrough after a 9,5 kilometre long boring.

Tunnel is for Kovanlık Hydroelectric Power plant. Tunnelling was done by a not much known Turkish company Özka İnşaat A.Ş. Özka achieved 65 meters per day progress on some boring days.

TBM 'Ayşen' believed named after CEO of Kovanlık Enerji Üretim A.Ş. Ayşen Esen.

https://www.kovanlikenerji.com.tr/index.html