In deliveryUnited KingdomServices£1,800,000Add to pipeline

Fire Pressure Regulated Valves Maintenance Elizabeth Line

Awarded to Walter Frank & Sons Limited

Published: Published 6 May 2025

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Overview

Transport for London has awarded a contract to Walter Frank & Sons Limited (valued at £940,147) for the maintenance of Pressure Regulating Valves (PRVs) in the Elizabeth line fire suppression system, replacing a previous single-source arrangement. The scope involves offsite servicing, testing, recalibration, and certification of approximately 1,584 PRVs on a 36-month maintenance cycle, with the service provider processing up to 40 valves weekly while TfL manages removal and reinstallation. The competitive procurement process was undertaken to improve value for money and ensure regulatory compliance for this safety-critical asset.

Contracting authority

Transport for LondonBuyer
6 live opportunities · 99 awarded contracts
London, United Kingdom
GB-PPON: PHMT-6197-NWNZ

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Key details

Country: United Kingdom
Status: In delivery
Category: Services
Estimated value: £1,800,000
Procedure: Selective
SME suitable: Yes
Published: 6 May 2025
Questions by: 14 November 2025

Classification (CPV)

Fire-protection devicesFire-prevention installation worksRepair and maintenance services

Award outcome

Awarded value: £940,147
Award date: 16 February 2026
Contract period: 27 February 2026 → 26 February 2029

Winner

Walter Frank & Sons Limited

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Notice history

Every published notice in this contracting process, newest first.

Contract
17 April 2026
Contract
18 February 2026
Contract Notice
28 October 2025
Planning Update
9 July 2025
Prior Information Notice
4 June 2025
Prior Information Notice
6 May 2025

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