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ERG Construction Trade and Industry Inc. has been providing all kinds of infrastructure contracting services since 1966, including airport construction, all types of road and bridge construction, dam and hydroelectric power plant construction, thermal power plant construction, irrigation construction, and industrial facility construction.
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The Ankara-Niğde Highway is the completed section of the TEM Highway (Trans European Motorway), which starts in Edirne, passes through Istanbul, and continues via Bolu, Ankara, and Pozantı to reach Adana and Gaziantep, ending in Şanlıurfa, and also includes the planned Şanlıurfa-Habur section.
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The dam, which is a concrete arch-fill type, will have a body volume of 3,400,000 m³, a height of 249.00 m from the foundation and 207.00 m from the talvag, a reservoir volume of 1969.00 hm³ at normal water level, and a reservoir area of 26.40 km² at normal water level. The dam will generate 2,118 GWh of energy per year with a capacity of 670 MW. Deriner Dam will meet 6% of Turkey's hydroelectric power needs. The dam, which cost US$1.4 billion, will store 1.97 billion m³ of water. Deriner Dam began impounding water in February 2012.
ERG Construction Trade and Industry Inc. was founded in 1966 and continues to operate in the fields of planning, project development, manufacturing, construction, and installation for various projects. Kuruluşundan bu yana, ERG birçok baraj, hidroelektrik santral, sulama ve kanalizasyon tesisleri, hava alanları, yollar, köprüler vb. inşaat işlerinin proje ve inşaatını başarıyla tamamlamıştır.
Core business areas: Project and engineering services for various industrial facilities and infrastructure investments. Construction, manufacturing, and assembly of all infrastructure and industrial facilities such as dams, airports, thermal power plants, etc. Planning, design, manufacturing, and assembly of all types of infrastructure construction and steel structure construction works.
Highway Construction
High Voltage Line
Dam and Hydroelectric Power Plant
Airport
Irrigation
Thermal Power Plant
ABOUT ERG CONSTRUCTION
Infrastructure and Superstructure
Projects
Since its establishment, ERG has successfully completed the design and construction of numerous dams, hydroelectric power plants, irrigation and sewage facilities, airports, roads, bridges, and other construction projects.
ONGOING PROJECTS
Ankara-Izmir High-Speed Train Project
The high-speed railway line, which is being constructed with a length of 508 km and a design speed of 250 km/h, includes plans for the construction of 41 tunnels with a total length of approximately 35 km, 56 viaducts with a total length of approximately 23 km, 779 bridges and culverts, and 385 underpasses and overpasses.

Artvin - Deriner Dam and Hydroelectric Power Plant
The Deriner Dam and Hydroelectric Power Plant, constructed on the Çoruh River in Artvin, is a double-curved concrete arch dam. The Deriner Dam stands at a height of 253 meters.
ERG GROUP OF COMPANIES
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