--- title: "HS2 OCS - Technical Specification & Certification of the UK Wiring Consist" ocid: "ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628" markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628.md" json_url: "https://d3tenders.com/contract/ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628.json" source: "Contracts Finder" current_stage: "Tender" buyer: "BIP SOLUTIONS LIMITED" published: "2026-07-01" --- # HS2 OCS - Technical Specification & Certification of the UK Wiring Consist Buyer: BIP SOLUTIONS LIMITED Current stage: Tender OCID: ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628) [Download OCDS JSON](https://d3tenders.com/contract/ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628.json) ## Summary Colas Rail UK has initiated a procurement process for the "HS2 OCS - Technical Specification & Certification of the UK Wiring Consist," focusing on services related to architectural, construction, engineering, and inspection, as well as certification. The procurement, managed by BIP Solutions Limited, is at the tender stage with a deadline for proposal submissions by 23rd July 2026. This procurement involves the development of a technical strategy, certification, and compliance for a wiring consist and will cover locations including the UK and various international territories. The procurement will follow a competitive quotation method and is valued between £5,000 and £15,000, with the contract period running from August to December 2026. This tender presents significant opportunities for businesses in the engineering and technical services industry, especially those experienced in rail infrastructure, technical specification development, and compliance certification. Small and medium-sized enterprises (SMEs) are particularly encouraged to apply, given the procurement's suitability for such organizations. Companies with expertise in providing innovative engineering solutions and technical support are well-placed to benefit from this contract, fostering business growth and enhancing their portfolio within the rail sector. ## Notice Colas Rail UK intends to procure and operate a Wiring Consist for the installation of contact and catenary wire. The Consist comprises of two powered modules Wiring Module a self propelled rail vehicle equipped with a four cable wiring module and two capstans. Stringing platform a self propelled vehicle equipped with an elevating/rotating platform and one wire positioning unit. Colas Rail requires specialist technical support from a suitably competent organisation to Assess and recommend the most appropriate operational and certification strategy for the Wiring Consist. Identify the applicable UK legislative, standards, compliance and acceptance requirements. Support the development of a technical specification suitable for procurement and tendering to manufacturers. Support the definition of the certification and acceptance process for the selected solution. Provide technical support during manufacturer engagement and subsequent certification activities, as required. Additional information: The services shall be delivered in accordance with Colas Rail CR2 Professional Services Agreement Terms & Conditions, including applicable HS2-specific provisions; copies will be issued to shortlisted suppliers. Suppliers to submit their tender proposal by the tender deadline of Thursday 23 July 2026 by email to tr.procurement@colasrail.com. If you have any questions, please send them to tr.procurement@colasrail.com and we shall endeavour to respond to them at the earliest. ## Key Details | Field | Value | | --- | --- | | Publication source | Contracts Finder | | Latest notice | https://www.contractsfinder.service.gov.uk/Notice/a3b4c913-5e5a-4e34-a175-a07d48799ddf | | Notice type | Tender Notice | | Procurement type | Standard | | Procurement category | Services | | Procurement method | Limited | | Procurement method details | Competitive quotation (below threshold) | | Tender suitability | SME | | Awardee scale | Not specified | | All stages | Tender | ## Dates | Field | Value | | --- | --- | | Publication date | 1 Jul 2026 | | Submission deadline | 14 Jul 2026 | | Future notice date | Not specified | | Award date | Not specified | | Contract period | 23 Aug 2026 - 24 Dec 2026 | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | £15,000 | | Lots value | Not specified | | Awards value | Not specified | | Contracts value | Not specified | ## Status | Field | Value | | --- | --- | | Tender status | Active | | Lots status | Not specified | | Awards status | Not specified | | Contracts status | Not specified | ## Buyer | Field | Value | | --- | --- | | Main buyer | BIP SOLUTIONS LIMITED | | Locality | LONDON | | Post town | South West London | | Postcode | SW1H 0EX | | Country | England | | ITL 1 | TLI London | | ITL 2 | TLI3 Inner London - West | | ITL 3 | TLI35 Westminster and City of London | | Local authority | Westminster | | Electoral ward | St James's | | Westminster constituency | Cities of London and Westminster | | Delivery location | Not specified | ## CPV Codes ### Divisions - 71 - Architectural, construction, engineering and inspection services - 79 - Business services: law, marketing, consulting, recruitment, printing and security ### Codes - 71000000 - Architectural, construction, engineering and inspection services - 79132000 - Certification services ## Release History - 1 Jul 2026 at 08:54 - Tender - Tender Notice - https://www.contractsfinder.service.gov.uk/Notice/a3b4c913-5e5a-4e34-a175-a07d48799ddf ## Documents - https://www.contractsfinder.service.gov.uk/Notice/a3b4c913-5e5a-4e34-a175-a07d48799ddf 1st July 2026 - Opportunity notice on Contracts Finder - https://www.competefor.com/business/viewOpportunityDetailsSupplier.html?id=114988528 Please follow this link to view the notice. ## 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-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-b8cbdb37-cd37-4f87-ba2b-9a877091b628.json.