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ATTIKO Metro (Athens Metro)

Owner:
Client:
Service:
Estimated cost: Commencement:
January 10, 1991
Completion date:
December 30, 2000
Location:
Athens
Greece
Technical data:

5 Stations constructed using NATM, 18 to 20 m span, 21 stations in total, shield driven running tunnels, 1 bypass tunnel and 1 temporary access tunnel.

Geology description:

Made Ground, loose non cohesive soil, phyllites, meta sand/siltstone, limestone, marly limestone, igneous rocks. All Rocks heavily fractured and weathered.

Categories:
Station, initial support completed
Top heading of side drift
Cross section of side drift
Steps of excavation and support
Shotcreting of tunnel wall
Test Portal
Top Heading Excavation
Shotcreting
Construction of Junction