London Underground Jubilee Line Extension, United Kingdom

Population of London

6.7 million

Operator

London Underground Ltd

Date opened

June 1977

Extension

May–December 1999

Route length

36.2km (22.5 miles)

Extension

15.9km (9.9 miles)

New stations

12

Maximum line speed

80km/h (50mph)

Gauge

1,435mm

Number of staff

16,000 (LU total)

Extensions planned

None

Voltage

630V

Current

dc fourth rail pick-up

Number of vehicles

63 six-car trains (441 vehicles)

Capacity

1200 seated and standing

Maximum speed

100km/h (62 mph)

Major addition to london underground network

Four new River Thames crossings

Six completely new stations

34 lifts and 118 escalators provide step-free access to all platforms

Direct access provided to London's O2 Centre – formerly the Millennium Dome. Major transport artery to the London 2012 Olympics and Wembley Stadium

First use in London of sliding platform-edge doors