GYH (Gayrettepe-Istanbul Airport) Metro Project
Employer: KKC (Kolin-Kalyon-Cengiz) Partnership, YapıRay Railways
- Precast system railway panels installation
- Precast panel system railway track works installation
- Aluminothermite welding works
Project Status Ongoing
M7 (Kabataş-Mecidiyeköy-Mahmutbey) Metro Line Railway Construction Work
Employer: Alsim-Alarko Taahhüt A.Ş.
Project Details:
- Construction of 12 km concrete fixing railway in Yenimahalle-Mahmutbey Tunnel
- 53 scissors manufacturing in the warehouse area
- 8 km of ballast road construction in the warehouse area
- 4 km road fastened to concrete in the warehouse area
- 2 km in-workshop steel column elevated road fabrication in the warehouse area
- Construction of 2 km level-level concrete-fixed road for the warehouse area and workshop environment
Project Status: Completed
T1 (Kabataş-Bağcılar) Tram Line Rail Change
Employer: İBB Metro İstanbul AŞ.
- Manufacture of scissors on the road fixing to concrete
- Manufacture of rails on the road fixing to concrete
- Termite welding on the road fixing to concrete
- Fixing to concrete, even rail stripping and grinding
- Disassembly of the scissors in the old warehouse area
- Dismantling of the railways in the old warehouse area
- Installation of railway end bumpers
Project Status Ongoing
Rehabilitation of T1 (Kabataş-Bağcılar) and T4 (Topkapı-Habipler) Tram Lines
Employer: İBB Metro İstanbul AŞ.
- Line renewal and infrastructure service on the road fixing to concrete
- Truss maintenance, repair and renewal on concrete fixing road
- Rail change on the road fixing to concrete
- Termite welding on the road fixing to concrete
- Fixing to concrete, even rail stripping and grinding
- Filler welding
Project Status: Completed
M1 (Yenikapı-Airport) Metro Line Maintenance Work
Employer: İBB Metro İstanbul AŞ.
- Ballasted line renewal and infrastructure service
- Scissors maintenance, repair and renewal of ballasted line
- Rail replacement in ballasted line
- Termite welding
- Ballast screening works
- Rail stripping and grinding on ballasted line
- Filler welding
Project Status: Completed

