EMPLOYER : B.ERGÜNLER YOL YAPI A.Ş. PROJECT START: 2018 PROJECT FINISH : February 2020 TUNNEL LENGTH : 1.550 METER
EMPLOYER: ETİ BAKIR A.Ş. PROJECT START: 2018 PROJECT FINISH: 2019
EMPLOYER : NCR ENERJİ ÜRETİM YOL YAPI A.Ş. PROJECT START: 2019 PROJECT FINISH : DEVAM EDİYOR TUNNEL LENGTH : 11.040 METRE
EMPLOYER : B.ERGÜNLER YOL YAPI A.Ş. PROJECT START: MAYIS 2020 PROJECT FINISH : DEVAM EDİYOR TUNNEL LENGTH : 1.442 METRE