KAYAŞ-KIRIKKALE & POLATLI-AFYONKARAHISAR SECURITY TUNNELS CONSTRUCTION

Name of Project: KAYAŞ-KIRIKKALE & POLATLI-AFYONKARAHISAR SECURITY TUNNELS CONSTRUCTION
Place of Project: Afyon – Ankara – Kırıkkale, Turkey
Administration: TURKISH REPUBLIC GENERAL DIRECTORATE OF RAILWAYS
Date of Beginning: September, 2017
Duration of Project: 1080 days
Description: In this project, construction of drilling tunnels between KAYAŞ-KIRIKKALE and POLATLI-AFYONKARAHİSAR. For the construction of approximately 9,000 meters tunnel, 345,000 m³ tunnel excavation on all types of ground, in 446,000 m² tunnels the construction of rock bolt, in 280,000 meter with IBO bolt and steel pipe realization of injection, 180,000 m³ route and excavation and approximately 70,000 m³ tunnel covering concrete works will be made.