Irmak-Zonguldak Line 49 Tunnel Out Retaining Wall Construction Work Tender Result
Irmak - Zonguldak Line 49 Tunnel Exit between Km 409 + 215 - Km 409 + 330 Retaining Wall and Water Drainage Channel Construction Work Tender Result TR State Railways General Directorate's (TCDD) limit value no 2018/345415 KIK [more…]