# TO394 Long Term performance of gas vent

> A sourced UK public sector contract award published by Nuclear Waste Services.

## Key facts

- Buyer: [Nuclear Waste Services](/buyers/nuclear-waste-services/contract-awards)
- Supplier: [Quintessa Limited](/suppliers/quintessa/public-sector-contract-awards)
- Award value: £24,665
- Tender value: £24,665
- Award date: 8 May 2025
- Published: 14 May 2025
- Contract start: 9 May 2025
- Contract end: 30 June 2025
- Stage: awarded
- Procurement category: services
- Notice ID: f14438e3-5969-4b62-b469-cb6f4ff63c1e-845134
- OCID: ocds-b5fd17-bd95129c-a454-40fd-a334-085421fb82a8

## Description

The objective of this project is to extend the current EPA to consider explicitly the evolution of the gas vent, as currently planned within the final cap, over the 5000-year timescale of interest using a consistent, but proportionate approach\.

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/f14438e3-5969-4b62-b469-cb6f4ff63c1e-845134)