The Beddington to Rowdown cable replacement project

The Beddington to Rowdown cable replacement project will install a new cable in an existing National Grid tunnel, along with providing more efficient ventilation and control systems in each of the tunnel's headhouses, to keep the cable cool.

Services

Mechanical and electrical

Project Value

£1 - 10 million

Sector

Power

Working for end user National Grid, through Principal Contractor, Murphy & Son, VVB is involved in the design, installation and commissioning of all Mechanical and Electrical (M&E) systems for the Beddington to Rowdown cable replacement works in Croydon.

VVB’s scope extends to:

The remediation and upgrade of the main tunnel ventilation cooling systems, including fan and attenuation.
Upgrade of the LVAC and Variable Speed Drive upgrades
Replacement of tunnel rescue equipment and a shaft access hatch
Lighting and cable management system replacement
VVB will also undertake replacement of the Tunnel Ventilation Control and Monitoring Equipment (Tunnel SCADA)
VVB commissioning all LVAC systems to a VVB/NG developed National Grid TP106 commissioning procedure
Full training of National Grid staff in the operation and maintenance of installed systems

VVB will also undertake the replacement of the Tunnel Ventilation Control and Monitoring Equipment (Tunnel SCADA).

As part of the handover of the project, VVB will provide full training to National Grid staff in the operation and maintenance of installed systems.

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