Tel Aviv Metro - Red Line

Owner
NTA - Metropolitan Mass Transit System Ltd.
Client
NTA - Metropolitan Mass Transit System Ltd.
Cost
$3 billion USD
Timeframe
April 2011 — ongoing
Services performed
Dr. Sauer & Partners provides services as Checking Engineer for the design of all underground tunnels (NATM & TBM) and Cut and Cover structures.
Description
The Red Line will link the most congested areas of the city of Tel Aviv, operating along 24km and serving 34 stations. The light rail trains will run above ground as well as through a tunnel section of 11km length, connecting ten underground stations. Excavation of the twin tube tunnels will be undertaken by TBMs. The tunnels will be connected by cross passages spaced at a maximum distance of 250m. Station boxes will be constructed using diaphragm walls and piles. The Red Line should start its operation by 2021 and transport 70 million passengers per year.
Geology
The geology comprises predominantly sand and cemented dune sands called Kurkar, but also clay.
Location
Tel Aviv, Israel

Highlights

  • Second underground service in Israel
  • Underground structures beneath ground water level
  • Difficult ground conditions
Route Map (www.nta.co.il/en/line/73)

Route Map (www.nta.co.il/en/line/73)

Galei Gil Shaft to be used to launch TBMs

Galei Gil Shaft to be used to launch TBMs