# Post-Closure Safety Case Framework

> Contract award record from UK public-sector procurement sources.

## Key facts

- Public buyer: [Nuclear Waste Services](/buyers/nuclear-waste-services/contract-awards)
- Contract winner: [Galson Sciences Limited\.](/contract-winners/galson-sciences/public-sector-contract-awards)
- Award value: £0
- Award date: 21 October 2025
- Published: 21 October 2025
- Contract start: 1 November 2025
- Contract end: 31 October 2029
- Stage: awarded
- Procurement category: services
- Notice ID: d2b5f4fb-92c2-42ce-b89e-eb193cb5f21b-869075
- OCID: ocds-b5fd17-aef7c22a-4b38-47f0-b78e-ee651a6bd45c

## Description

Post-closure safety cases demonstrate the safety of radioactive waste & geological disposal over long timescales & large uncertainties\. This framework requires experts in PCSC production, methodology, modelling & knowledge management\.

## Related contract awards

- [Health Screening Services \(2026\)](/contracts/ocds-b5fd17-66850a34-2f01-4944-8da8-ba23374bbdb9): Nuclear Waste Services
- [Pre-Concept Environmental Safety Case Support](/contracts/ocds-b5fd17-8e293f98-c6a4-4708-b72e-1d3a7eb2bff6): Nuclear Waste Services
- [Sellafield Calder Primary Circuit](/contracts/ocds-b5fd17-d0b63238-133d-4d46-8b8d-ec003d31ebeb): Nuclear Waste Services
- [BATS 072 100425 JS AW - Radiological Determination Period Support - Winfrith](/contracts/ocds-b5fd17-a1800c57-f942-4654-8f01-144ba84dc0e4): Nuclear Restoration Services
- [GoldSim Vault Model Development & Assessment - TV3](/contracts/ocds-b5fd17-db6f8975-5733-428e-8142-3af4b8187405): Nuclear Waste Services Limited
- [GoldSim Vault Model Development & Assessment - TV2](/contracts/ocds-b5fd17-7d6c3df6-e107-45bc-8fa9-a0fba18f2c28): Nuclear Waste Services Limited

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/d2b5f4fb-92c2-42ce-b89e-eb193cb5f21b-869075)