Source: https://tendernation.io/opportunities/01a13cfc-17eb-71d6-8d68-2d3bc5345e7c/p24-acoustic-testing-costain-hrs02-tunnel-and-lineside-me closed GB open procedure # P24 Acoustic Testing - Costain HRS02 Tunnel and Lineside M&E [Costain Group PLC](https://tendernation.io/buyers/costain-group-plc) Estimated value £250,000 to £500,000 Published 2 Dec 2025 Deadline Closed 15 Dec 2025 ## Who can bid - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender Costain have been appointed to deliver contract HRS02, the Tunnel and Lineside Mechanical and Electrical services for HS2 ltd. A high-speed railway project that connects London to Birmingham with plans to extend in the future. Package 24 Acoustic Testing scope for contract HRS02 consists of acoustic testing within the tunnels, portal buildings, headhouses and surrounding areas of the railway, the route being circa 180 km in length, inclusive of; - Factory Acceptance Testing of Ventilation Equipment Acoustic Testing - In Tunnel Acoustic Testing - External Ambient Acoustic Testing - Equipment Room Acoustic Testing Costain require a supplier for design and execution only of the acoustic testing. Costain and HS2 are looking for innovative and smart solutions that provide benefits in the following key areas; - Health and Safety - Programme - Installation and commissioning efficiency - Cost - Quality and Assurance efficiency - Whole life cost - Carbon efficiency All the innovation and design development must be accompanied with a rigorous approach to ensuring that the technical requirements are met. Including testing, where necessary. The scope of the design and supply will include the following; - Support to Costain's design partner through concept and detailed design - Noise analysis, modelling and calculations - Testing of products and arrangements - Commissioning support, as required Full details of the scope and specifications will be provided to the successfully shortlisted suppliers. Suppliers should be aware of the scale of the HS2 project and are to assess their internal capabilities to be able to carry out the intended scope of works prior to completing the expression of interest. Read full description ## CPV classification Sound insulation and room acoustics consultancy services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/086001c9-8923-4102-ae04-0db2f2aea4a6) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Costain Group PLC: past awards and live tenders](https://tendernation.io/buyers/costain-group-plc) [Sector More Architecture, engineering & surveying tenders](https://tendernation.io/sectors/architecture-engineering-surveying) ## More tenders like this [Architectural, design and building consultancy services - Dalby Visitor Centre · Forestry Commission · 25 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a15552-1b8a-7041-80fb-e4943876fc38/architectural-design-and-building-consultancy-services-dalby-visitor-centre) [Asbestos Management Framework · Home Group · 25 days left · 13 Nov 2026](https://tendernation.io/opportunities/01a15476-5fff-736e-ae2e-0c8a400c7297/asbestos-management-framework) [Infrastructure works consultancy services – Contrôle extérieur des chaussées · Collectivité européenne d Alsace · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a15183-1730-733b-8247-a32bbbe2211c/france-infrastructure-works-consultancy-services-controle-exterieur-des-chau) [Architectural, construction, engineering and inspection services – Būvprojekta izstrāde un autoruzraudzība fasādes siltināšanai kārtās Dzirciema ielā 16, Rīgā – 1.kārta, C korpuss · Rīgas Stradiņa universitāte · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15183-3915-73d1-83e6-c378f9f7a926/latvia-architectural-construction-engineering-and-inspection-services-buvp) [Technical assistance services – Suivi et gestion de chantiers de réhabilitation de sites pollués · SPAQuE · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a15183-155e-73c2-a593-9e17375422ac/belgium-technical-assistance-services-suivi-et-gestion-de-chantiers-de-rehab) [Architectural, construction, engineering and inspection services – Single Party Framework Agreement for Architect Led Integrated Design Team Services for Fire Safety Remediation Works for Dublin City Council · Dublin City Council · 4 days left · 23 Oct 2026](https://tendernation.io/opportunities/01a15183-0a15-7156-849b-5a223dd6d615/ireland-architectural-construction-engineering-and-inspection-services-sin)