---
title: "976595394 T1400 Demonstrating the visibility and illumination of rolling stock external lighting"
ocid: "ocds-h6vhtk-059a8f"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-059a8f"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-059a8f.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-059a8f.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "RAIL SAFETY STANDARDS BOARD (RSSB)"
published: "2025-12-16"
---

# 976595394 T1400 Demonstrating the visibility and illumination of rolling stock external lighting

Buyer: RAIL SAFETY STANDARDS BOARD (RSSB)  
Current stage: Award  
OCID: ocds-h6vhtk-059a8f

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## Summary

The Rail Safety Standards Board (RSSB), located in London, United Kingdom, has completed the award stage for a contract titled "976595394 T1400 Demonstrating the visibility and illumination of rolling stock external lighting," with OptiConsulting Limited as the supplier. This contract involves research services and falls under the industry category of services. The procurement process was initiated as an open, below-threshold competition. The award was active with a contract period starting on 19 November 2025 and ending on 24 August 2026. The contract, valued at £120,000 gross, was signed on 18 November 2025. Key dates included the tender publication on 15 September 2025 and the tender submission deadline on 13 October 2025.

This tender presents significant growth opportunities, particularly for businesses specialising in research services, lighting technology, and train operations. By contributing to the RSSB's objectives, businesses can showcase their expertise in innovative lighting solutions and safety protocols for the rail industry. With a focus on automated headlight switching and Adaptive Driving Beam technology, companies involved in these technologies can benefit from industry-wide exposure and potential collaborations. The project management and understanding methodologies outlined in the criteria highlight opportunities for companies with strong experience and expertise in the domain, especially those with a strategic approach to risks and opportunities management.

## Notice

RSSB seeks to procure research to: *Provide insight on front-end lighting used on GB rolling stock; the assumptions made on their performance (both in term of visibility provided to the driver and warning to people on or near the line) *Indicate the degree of warning provided (in terms of distance between an oncoming train and the viewer) by front-end lighting that is: oCompliant with LOC&PAS (Rolling stock - Locomotive & Passenger) NTSN requirements oInstalled on pre-TSI (Technical Specification for Interoperability) vehicles, including yellow front-ends *Assess the variables that can degrade or drift and affect compliance with the requirements, and inspection or maintenance required to keep front-end lighting within limits *Assess the feasibility and potential benefits of automated headlight switching, with or without the added functionality of Adaptive Driving Beam (ADB) headlight technology that is available on road vehicles Successful delivery and implementation will: *Provide industry with evidence on the actual warning provided by the lighting specifications and their impact on safety protocols and train operations. This is intended to inform RSSB Standards Project 22-006 (which is planned to be completed by December 2026). This is also intended to inform an update to RIS-3437-TOM Defective On-Train Equipment and Rule Book Module GERT8000-TW5 Defective or isolated vehicles and on-train equipment, by informing what arrangements remain safe when some external vehicle lighting becomes defective, but other lighting remains working. *Identify the potential advantages and risks of adopting automated headlight switching, with or without ADB headlight technology, considering the need for industry co-ordination. To view this notice, please click here: https://www.delta-esourcing.com/delta/viewNotice.html?noticeId=1001711947

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/083410-2025 |
| Notice type | UK7 - Contract Details Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Open |
| Procurement method details | Below threshold - open competition |
| Tender suitability | Not specified |
| Awardee scale | Large |
| All stages | Tender, Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 16 Dec 2025 |
| Submission deadline | 13 Oct 2025 |
| Future notice date | Not specified |
| Award date | 18 Nov 2025 |
| Contract period | 19 Nov 2025 - 24 Aug 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £100,000 |
| Lots value | £100,000 |
| Awards value | Not specified |
| Contracts value | £100,000 |

## Status

| Field | Value |
| --- | --- |
| Tender status | Complete |
| Lots status | Complete |
| Awards status | Active |
| Contracts status | Active |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | RAIL SAFETY STANDARDS BOARD (RSSB) |
| Locality | LONDON |
| Post town | Central London |
| Postcode | EC3M 5AD |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | City of London |
| Electoral ward | Aldgate |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | OPTICONSULTING |

## CPV Codes

### Divisions

- 73 - Research and development services and related consultancy services

### Codes

- 73110000 - Research services

## Release History

- 16 Dec 2025 at 14:05 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/083410-2025
- 15 Sep 2025 at 15:05 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/056671-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/083410-2025
  16th December 2025 - Contract details notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/056671-2025
  15th September 2025 - Tender notice on Find a Tender

## Notice URLs

- https://www.delta-esourcing.com/
- https://www.delta-esourcing.com/delta/project/buyer/editTenderNotice.html#dividual
- https://www.delta-esourcing.com/delta/viewNotice.html?noticeId=1001711947
- https://www.legislation.gov.uk/ukpga/2023/54/contents

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-059a8f. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-059a8f.json.