Ankara Çayyolu - Sincan Metro Line



Ankara Metropolitan Municipality-EGO


Features / Capacity / Area
11.6 km, 5 Stations

Contract Date
2023 December

The project was made as a preliminary design in accordance with the construction tender. The project is of great importance as it is Ankara’s first ring rail line.


The design studies of the line built by Ankara Metropolitan Municipality were carried out with the Building Information Modeling (BIM) system. Prota undertook the preparation of feasibility, preliminary, final, construction and detail projects in all disciplines. The line is aimed to be put into service in 2029.


The design services provided by Prota within the scope of the project are summarized below:

  • Feasibility and passenger analysis studies
  • Environmental Impact Assessment studies
  • Topographical and geological site surveys
  • Preparation of design handbooks
  • Transportation studies and analysis
  • Alignment, rail and track design
  • TBM, NATM and cut-and-cover tunnel
  • Architecture, interior design and finishing works
  • Structural systems
  • Geological and geodetic studies, geotechnical studies, reports and excavation shoring projects
  • Mechanical ventilation, heating-cooling, plumbing systems,
  • Fire projects (station and tunnel fire detection and fighting, gas-water extinguishing, smoke removal and escape route pressurization)
  • Electrical Projects (3rd rail, power installation, low voltage, MV system, lighting, socket, UPS, routing and grounding system projects)
  • Power supply, traction transformers and ring system
  • Communication design (KDTV, announcement, passenger information, emergency call, clock, radio system, driver platform monitoring, entrance security, line-wide radio system, tunnel radio and fiber optic cabling)
  • Acoustic Modeling Reporting (building acoustics, line vibration, noise analysis)
  • Environmental planning (landscape, road-traffic regulation, traffic displacement, Infrastructure and infrastructure displacement and drainage)
  • CFD, SES, piston effect simulations
  • Signaling and safety system
  • Zoning plan amendment proposals, expropriation documents
  • Scada system
  • BoQ, technical specifications and tender file preparation

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