Contract awardedFramework call-offFire hydrants

Fire Pressure Regulated Valves Maintenance Elizabeth Line

Transport for London
London
Selective procedure
14 April 2026 to 9 April 2029

Off-site maintenance and calibration of 1,584 fire hydrant pressure regulating valves on a 36-month cycle. The service provider manages the technical testing and issuance of certificates of conformity for up to 40 units per week, with the buyer handling all on-site removal and reinstallation logistics.

Open the official notice

Awarded value: £1.1m; As published
Published: 6 May 2025
Awarded: 14 April 2026; Walter Frank & Sons Limited
Contract length: 36 months; Ends 9 April 2029

What the contract covers

Services contract

Provision of specialist off-site servicing, calibration, and certification of fire safety-critical pressure regulating valves for rail infrastructure systems.

Off-site servicing, testing and recalibration of 1,584 Pressure Regulating Valves in the Elizabeth Line fire suppression system on a 36-month cycle
Return of serviced PRVs with Certificates of Conformity

Terms and requirements

Contract type: Services contract
Procedure: Selective procedure
Initial term: 36 months
Extensions: 12 months + 12 months
Longest it can run: 60 months
Contract dates: 14 April 2026 to 9 April 2029
Certifications asked for: None stated
Lots: 1
Suitable for SMEs: Yes
Category: Services
CPV codes: 44482000, 45343000, 50000000, 50400000

Services in this contract

Dry and wet risers and fire hydrantsMain service£55k typicalOff-site servicing and recalibration of fire hydrant pressure regulating valves

Lifecycle

Published
6 May 2025
Contract awardedto Walter Frank & Sons Limited
14 April 2026
Contract starts
14 April 2026
Contract ends
9 April 2029

The buyer

Transport for London

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Recorded value: Locked
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The supplier

Walter Frank & Sons Limited

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Main buyers

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Cite this contract

Link: https://bidskim.com/tender/321279/fire-pressure-regulated-valves-maintenance-elizabeth-line
Buyer reference: WS2520389605
Open contracting ID: ocds-h6vhtk-050d67
Last checked: 5 November 2026

Transport for London. Fire Pressure Regulated Valves Maintenance Elizabeth Line. Contract award, 6 May 2025. BidSkim, https://bidskim.com/tender/321279/fire-pressure-regulated-valves-maintenance-elizabeth-line (accessed 5 November 2026).