How are metro stations constructed?

How are metro stations constructed?

Constructing this underground structures required excavation up to depth of about 17 to 18 meters and in order to support the soil temporarily, diaphragm walls were first constructed along with parameter of the Station and while excavating the soil between diaphragm walls, the diaphragm walls were strutted.

How was Dubai Metro made?

In May 2005, a AED 12.45 billion/US$3.4 billion design and build contract was awarded to the Dubai Rail Link (DURL) consortium made up of Japanese companies including Mitsubishi Heavy Industries, Mitsubishi Corporation, Obayashi Corporation, Kajima Corporation and Turkish firm Yapı Merkezi, and the Project Management …

How is Dubai Metro operated?

Dubai Metro uses level-4 communications-based train control (CBTC) technology by Thales, which boosts transport capacity by reducing the interval between trains. The system has two lines (including Route 2020) covering a total of 90km, including 16km of tunnel.

When Dubai Metro was built?

September 2009
Dubai inaugurated its metro network in September 2009, becoming the first urban metro network to run in the Gulf’s Arab states.

What are construction types of metro station?

Construction types

  • Shallow column station.
  • Deep column station.
  • Pylon station.
  • Single-vault station.
  • Caverns.

How are metro trains powered?

“There is a traction substation which feeds direct current to the 750 volts third rail, which runs parallel to the tracks,” he said. The auxillary substation feeds 440 volts alternating current to the station to operate lights, escalators and lifts at Metro stations.

What is the cost of metro in Dubai?

Dubai Metro Fares (Prices)

Ticket Type 1 Zone or <3km 2 zones 3+ Zones
Standard Adult Ticket (Red) 4 dirhams 8.50 dirhams
Pre-paid Standard Adult Ticket (Silver Nol) 3 dirhams 7.50 dirhams
Concessionary (Blue Nol Card) 1.50 dirhams 3.75 dirhams
Gold Class (Red Ticket) 8 dirhams 17 dirhams

Who owns the Dubai Metro?

In March this year, Dubai’s Roads and Transport Authority (RTA) awarded a $147m contract to Keolis-MHI, a joint venture led by Keolis including Mitsubishi Heavy Industries (MHI) and Mitsubishi Corporation (MC), to operate and provide maintenance of the Dubai Metro.

How do metros turn around?

Trains don’t technically turn around. The train operators simply move from the operator’s cab at one end to the cab on the other to reverse direction. At any given time there are generally 11 trains (ranging from 2 to 6 cars each) on the Metro Red and Purple lines in and out of Union Station.

How is underground metro built?

A TBM is inserted/lowered into a conveniently dug hole along the proposed subway line, digging slowly until enough space has been carved out for the entire corridor, tunneling and crushing through any type of foundation.

How do you build underground metro?

Building an Underground Metro System

  1. Build some Metro Stations around your city.
  2. Adjust the height of the Metro Tunnels so they’re below ground level.
  3. Connect the stations with underground Metro Tunnels.
  4. Repeat until you’re satisfied with the result.

Which is the biggest metro station in the world?

The largest and most complex metro station is the Paris Métro-RER station Châtelet-Les Halles in France, with 20 platforms serving eight (three RER commuter rail and five Métro) lines.

Which motor is used in Metro trains?

THREE PHASE SLIP RING INDUCTION MOTOR has been used in DELHI METRO. Dc series motor is ideal for traction but the maintenance cost of which is very high also needs the conversion and smoothening of AC voltages.IM has less maintenance,high starting torque, cheap etc.

Do Metro trains have engines?

The trains have no engine line of metro trains and will be driven by a self-propulsion module sans a separate locomotive and the train can run with the speed of up to 160 km per hour, with advanced technical features for enhanced quick acceleration.

How much did it cost to build the Dubai Metro?

UPDATE 1: Dubai transport chief admits construction costs may increase from $4.2bn to $7.6bn. The cost of building Dubai’s long-awaited metro system is expected to rise by 75 percent to $7.6bn since the contracts were awarded four years ago, it was revealed on Sunday.

How long did it take to build Dubai Metro?

From its start of operations through mid-July 2014, the Dubai Metro has transported more than 450 million passengers with a daily average of 500,000 passengers. The red line, which started revenue service on 9 September 2009, was completed in just 49 months from the start of construction.