Competition with a shortlist
Competitive procedure with a selection stage: suppliers were shortlisted before being invited to bid.
Key facts
- Buyer
- Network Rail Infrastructure Ltd · Body governed by public law
- Supplier
- Colas Rail Limited
- Value
- £8,480,000
- Procedure
- Negotiated procedure with prior call for competition
- Sector
- Repair & maintenance · Repair and maintenance services of locomotives (CPV 50221000)
- Region
- London
- Official notice
- 055260-2025 on Find a Tender
- Timeline
-
- Contract date8 Sep 2025
- Published10 Sep 2025Published 2 days after the contract date
Description
The contract covers the maintenance of the New Measurement Train (NMT), a critical asset within Network Rail’s Infrastructure Monitoring fleet. The NMT operates across high-mileage and high-traffic segments of track, delivering essential data to ensure compliance with track standards, particularly Category 1a and 1 routes. The awarded services include heavy and light maintenance of the NMT fleet (Class 43 Power Cars and Mk3 Trailer Cars), cleaning operations, provision of NMT technicians for overnight service exams, fault response, and technical riding duties. Maintenance activities are scheduled weekly, per-period, and bi-period, with support for QL3 and QL4 MTU engine overhauls managed by a separate maintainer.
About the supplier
Colas Rail Limited: every public contract they have won, plus their Companies House record (company 02995525).