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Victoria Line Upgrade Project
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Track Position Monitoring at Cheadle Hulme Station
Doveholes Tunnel Measurement
Docklands Light Railway Thames Tunnel Measurement
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Victoria Line Upgrade Project

Client Requirements

In the last 2 years, Laser Rail Ltd has been strategically involved with
Metronet BCV Limited on the London Underground Victoria Line Upgrade Projects to deliver the benefits of the Public Private Partnership (PPP).

Opened between 1968 to 1971, London Victoria was the first
deep-level underground station. The 21km Line stretches across the city of London from Brixton in the south to Walthamstow in the north east.
With the introduction of the London Underground PPP contracts, the
underground will provide a more reliable, faster and safe tube
transport system for London.

Laser Rail Ltd, on behalf of Metronet BCV, is providing technical
services to enable the maximum use of the existing network and
enable the eventual increase in capacity in terms of future vehicle
design, shorter travel time and efficient application of tunnel
equipment services.

Laser Rail's Solution

On the Victoria Line, Laser Rail Ltd has been involved in the following areas:
  • Gauging Survey
  • Development Victoria Line Profile Survey Database
  • Class 67 and C1 Gauge Clearance analysis
  • Development of Tunnel Services equipment
The Victoria line was surveyed using the LaserSweep™ (Laser Rail
Ltd survey equipment) at five-metre locations in both the northbound and southbound tunnels as wells as platform gauge measurement at all stations. Using the LaserSweep™ and the platform gauge equipment, over 10,000 profiles were measured across the network. These profiles were checked, processed, stored and are currently maintained on the Laser Rail Ltd London Underground Database in Matlock, Derbyshire.

Phase (I) of the project involved clearance analysis of the Class 67 and C1
Gauge using ClearRoute™ against the current profiles available on the database. The analysis highlighted how the existing vehicle fits within the system and the C1 Gauge as well as opportunities for increasing capacity within the tunnels and stations.

In Phase (II), Laser Rail Ltd has investigated the possibility of utilising the surrounding tunnel area more efficiently in the development of a generic tunnel services equipment envelope. The equipment envelope will enable improved working practice, available space, safety and commuting speed.

The work on the Victoria Line Project has been so successful that in June, 2006, Laser Rail was awarded the Railway Industry Innovation award for the LaserPeT and it's contribution to the project.