Madrid, Spain

M-30 MADRID MOTORWAY RING ROAD. SOUTH BYPASS AND A-1 CONNECTION TO NORTH BYPASS

Client

Madrid City Council

Year

2004

Construction budget

EUR 1,279 million

Key facts

Total length of 13.27 km in four tunnels. Excavation using a 15.2 m diameter EPB (2008 World Record in diameter and power). The cross-section comprises an upper area 13.76 m wide with 3 lanes, shoulders and pavements and a lower level exclusively for emergency vehicles.

Geology: pre-consolidated tertiary soils and soft rocks (gypsum), presence of alluvial channels and anthropogenic fill.

Services

Detailed design of both sections and technical construction assistance for the South Bypass between the Puente de Praga and the Nudo Sur south interchange.

Awards

FIDIC Outstanding Project of the Year Award 2014