United Kingdom·Buyer: Colas Rail Limited

High Speed OCS Design, Construction, Testing & Commissioning Approved Body Engagement

Closed·4 Jun 2026·GBP 250,000

Colas Rail are looking to engage with an Approved Body to support with obtaining UK declaration of conformity for its Interoperability Constituents (ICs) relating to specific elements of first principle Overhead Catenary System (OCS) design elements and to provide re-certification of the existing TSI compliant system design to NTSN in support of its OCS Design, Construction, Testing & Commissioning activities on behalf of HS2. 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 Wednesday 17 June 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.

Published

04.06.2026

Open for bids

04.06.2026

Conditions updated

04.06.2026

Deadline

17.06.2026

HS2 Overhead Catenary System (OCS) Switches & Disconnectors

Closed·Aug 19

GBP 2,500,000

HS2 OCS - Occupational Health Services (OHS)

Closed·Jul 29

GBP 150,000

High Speed OCS Design, Construction, Testing & Commissioning Approved Body Engagement

Closed·Jun 4

GBP 250,000

Find tenders worth bidding for.

Create an account to explore this tender and find similar opportunities.

Tender documentsReview available files in one workspace.
Requirements and risksRequest a document analysis with references to the sources.
Your tender selectionContinue with your selected markets and sectors.