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Open for bidsUnited KingdomServicesFramework agreement£4,125,000

Independent Assessor Framework

Published
Published 31 July 2026
Deadline
Deadline: 4 September 2026 (10 days left)

Contracting authority

  • Pontypridd, United Kingdom

    GB-PPON: PPHD-4211-XYXJ

  • Transport for Wales Rail Ltd

    Buyer

    Pontypridd, United Kingdom

    GB-PPON: PVJP-5451-JYWQ

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Overview

Transport for Wales is establishing a framework agreement worth approximately £4.125 million to procure independent assessor services for railway safety and regulatory compliance verification across three specialist lots: Common Safety Method assessments, safety and interoperability evaluations against technical specifications, and independent compliance verification under ROGS requirements. The framework will support assurance activities across TfW rail infrastructure projects throughout their lifecycle, with submissions due by 4 September 2026.

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Lots (3)

  • Assessment Body (AsBo)

    Provides independent verification of compliance with the Common Safety Method for Risk Evaluation and Assessment (CSM-REA). Key activities: • Produce an Independent Assessment Plan at Preliminary Design (Stage C). • Review and assess: o Safety Plans o System Definitions o Hazard Records o Safety Justification Reports • Issue: o Progressive Assessment Records at Stages C and E. o Safety Assessment Records at Stage F (Construction, Commissioning and Handover).

    £1,666,667
  • AsBo, Approval Body (ApBo) and Designated Body (DeBo)

    Provides: • AsBo services for CSM-REA compliance. • ApBo services for interoperability compliance against applicable National Technical Specification Notices (NTSNs). • DeBo services for interoperability compliance against National Technical Rules (NTRs). Key activities: • Produce an Independent Assessment Plan at Stage C. • Review safety documentation (System Safety & Authorisation Plans, System Definition, Hazard Record, Safety Justification Report). • Assess NTSN compliance and supporting evidence. • Issue: o Progressive Assessment Records (Stages C and E). o Design Intermediate Statement of Verification (ISV-D) at Detailed Design (Stage E). o Production Intermediate Statement of Verification (ISV-P) at Construction/Commissioning (Stage F). o Safety Assessment Records at Stage F. o A final Technical File.

    £1,666,667
  • Independent Competent Person (ICP)

    Provides independent verification of compliance with the Railways and Other Guided Transport Systems (Safety) Regulations (ROGS). Key activities: • Produce an Independent Assessment Plan at Stage C. • Review the Duty Holder's: o Safety Management System (SMS) o System Safety & Authorisation Plan o System Definition o Hazard Record o Safety Justification Report • Issue: o ICP Duty Holder SMS Report at Stage C. o ICP Preliminary Design Review Reports at Stage C. o ICP Design Review Reports at Stage E. o ICP Pre-Commissioning Review Reports at Stage F

    £791,667

Key details

Country
United Kingdom
Status
Open for bids
Category
Services
Estimated value
£4,125,000
Procedure
Open
Contract type
Framework agreement
SME suitable
Yes
Published
31 July 2026
Questions by
26 August 2026
Deadline
4 September 2026
Classification (CPV)
Civil engineering consultancy servicesConstruction consultancy servicesSystems consultancy servicesCertification servicesSafety consultancy services

Notice history

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  1. Contract Notice

    31 July 2026

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