Power infrastructure for bridges
Electrical infrastructure, maintenance and mobilisation works on the Osmangazi, 15 July Martyrs and Fatih Sultan Mehmet bridges.

- Client
- IHI
- Sector
- Infrastructure
- Status
- Completed
- Bridges
- Osmangazi, 15 July, FSM
- Client
- IHI
- Highlight
- Submarine cable installation
Tailored to the need,
proven on site.
After the Bosphorus and Fatih Sultan Mehmet bridges in Istanbul, Birsoy Mühendislik also undertook the electrical works of the Osmangazi Bridge, signing major transport infrastructure projects. The works carried out with IHI cover a wide scope, from lighting poles to medium and low-voltage cables, submarine cable installation and mobile transformer substations.
Scope of work
- Supply and installation of lighting poles
- Supply and installation of medium-voltage cables
- Supply and installation of low-voltage cables
- Supply and installation of switchboards
- Operational and protective earthing of north and south sites
- Supply and installation of residual current breakers
- Transformer switchboard
- Maintenance and repair of the Bosphorus and FSM bridges' electrical infrastructure
- Submarine cable installation
- Supply and installation of mobile transformer substations
Source: Birsoy Mühendislik 2022 catalogue portfolio, p. 16. The project information here reflects the catalogue period.
Step by step
through to handover.
Last update: 19 October 2026
Work packages
- Survey and designcompleted
- Approvals and procurementcompleted
- Site installationcompleted
- Testing and commissioningcompleted
- Handovercompleted
Where we
worked.
3 locations