# GB-London: Expression of Interest - Understanding how railhead and wheelset contamination affects track circuit performance \[T1222\]

> A sourced UK public sector contract award published by RSSB.

## Key facts

- Buyer: [RSSB](/buyers/rssb/contract-awards)
- Tender value: £100,000
- Published: 10 May 2022
- Contract start: 1 July 2022
- Contract end: 1 September 2022
- Stage: open_tender
- Procurement category: services
- Notice ID: b36f4e8a-69ca-4fb7-a432-60f8b7941bd3-536061
- OCID: ocds-b5fd17-c52484d9-2438-4d21-82f3-cea3a96e0634

## Description

RSSB, on behalf of the GB rail industry, is seeking to carry out research to provide: •A greater understanding of the impact of railhead and wheelset contamination on the reliability of different types of track circuit; and the effects on risk and train service performance •An improved insight into the management and interlocking performance of track circuits •An improved understanding of the impact of operational planning and mitigations on reducing Wrong Side Track Circuit Failures \(WSTCFs\) RSSB is considering options \(mechanisms\) to undertaking the research\. This Expression of Interest \(EoI\) invites interested parties to provide an overview on proposed approaches and available data to addressing the project's aims in order to influence the approach RSSB takes in this research\. Additional information: The contracting authority considers that this contract may be suitable for economic operators that are small or medium enterprises \(SMEs\)\. However, any selection of tenderers will be based solely on the criteria set out for the procurement\.

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/b36f4e8a-69ca-4fb7-a432-60f8b7941bd3-536061)