Attiko Metro S.A. in Greece has appointed Hill International technical assistance consultancy services for current and future metro and tramway projects in Attica Region. 

Under the contract, Hill will provide consultancy services for the design, construction, and commissioning of the Athens Metro Line 4. Section A: Alsos Veikou – Goudi of Line 4 will be approximately 12.8 km long and will also include a tunnel connecting Line 4 with Lines 2 and 3, as well as an access tunnel to the train stabling and maintenance yard at Katehaki. Other project features include 15 underground stations and 9 intermediate and/or terminal shafts. Section A of the Line 4 project has an estimated cost of EUR1.5 billion (US$1.64 billion) and is scheduled for delivery in 96 months.

The Hill Consortium will also participate in the ongoing Athens Metro Line 3 extension, section Haidari – Piraeus. Construction of the project, which includes a 7.6 km long tunnel, 6 new modern stations, and 7 ventilation intershafts, is underway.