Operation and Maintenance of Network Rail's Seasonal Fleet

Network Rail Infrastructure Limited
8 April 2025 to 8 April 2030

Operation and maintenance of a national seasonal rail fleet, including Multi-Purpose Vehicles for weed spraying, Rail Head Treatment Trains for autumn adhesion management, and Snow & Ice Treatment Trains. The scope covers technical maintenance, traction provision, and operational deployment across multiple regional circuits and hubs to ensure network safety and performance during extreme weather conditions.

Open the official notice

Awarded value: £75.8m; As published
Published: 27 June 2023
Awarded: 8 April 2025; Balfour Beatty, Colas Rail Ltd and GB Railfreight Limited
Contract length: 60 months; Ends 8 April 2030

What the contract covers

Separately selectable framework lot

Provision of specialist rail fleet operation and maintenance services, including seasonal treatment trains, weed spraying, and winter weather clearance.

Operate and maintain Multi-Purpose Vehicles (MPVs) carrying out the rail-borne weedspray treatment programme.
Operate and maintain seasonal Multi-Purpose Vehicles (MPVs) carrying out the rail-borne weedspray programme.
Operate and maintain Rail Head Treatment Trains (RHTTs) carrying out water jetting activities and applying adhesion modifier chemicals to the rail head to tackle leaves on the line during the Autumn season.
Operate and maintain Snow & Ice Treatment Trains (SITTs) carrying out anti-ice activities.
Operate and maintain the equipment or services used for snow clearance activities.

Lot	Estimated value	SMEs
Lot 1	Not stated	Not stated
Operation & Maintenance of Seasonal Treatment Multi-Purpose Vehicles (MPVs) - North	Not stated	Not stated
Operation & Maintenance of Seasonal Treatment Multi-Purpose Vehicles (MPVs) - South	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EA05 Stowmarket (Anglia Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EA51 Stowmarket (Anglia Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EA53 Stowmarket (Anglia Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EA55 Stowmarket (Anglia Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EA65 Stowmarket (Anglia Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EA23 Stowmarket (Anglia Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EC03 Peterborough (East Coast Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EC04 Peterborough (East Coast Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EM02 Toton (East Midlands Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EM51 Toton (East Midlands Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EM52 Toton (East Midlands Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit EM53 Toton (East Midlands Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit GW51 St Blazey (Western Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit GW53 Swindon Transfer (Western Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit GW55 Swindon Transfer (Western Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit GW54 Didcot Tamper Siding (Western Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit KT04A Tonbridge West (Kent Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit KT04P Tonbridge West (Kent Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit KT91 Tonbridge West (Kent Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit KT92 Tonbridge West (Kent Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit KT95 Tonbridge West (Kent Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit SX91 Tonbridge West (Sussex Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit SX92 Tonbridge West (Sussex Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit SX93 Tonbridge West (Sussex Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit NW511 Carlisle Kingmoor (North-West Route)	Not stated	Not stated
Operation and Maintenance of Rail Head Treatment Trains (RHTTs) - Circuit NE07 Carlisle Kingmoor (North and East Route)	Not stated	Not stated

Terms and requirements

Contract type: Separately selectable framework lot
Contract dates: 8 April 2025 to 8 April 2030
Certifications asked for: None stated
Lots: 59
Suitable for SMEs: Not stated
Category: Services
CPV codes: 50220000, 50225000, 34621200

Services in this contract

On-track plant and engineering trainsMain service£1.7m typicalOperation and maintenance of seasonal treatment trains and MPVs

Lifecycle

Published
27 June 2023
Contract awardedto Balfour Beatty, Colas Rail Ltd and GB Railfreight Limited
8 April 2025
Contract starts
8 April 2025
Contract ends
8 April 2030

The buyer

Network Rail Infrastructure Limited

Type: Locked
Contracts, 24 months: Locked
Recorded value: Locked
Typical contract: Locked
On track plant contracts, 24 months: Locked
Open on track plant tenders: Locked

Buys most

Contact details

Name: Locked
Email: Locked
Phone: Locked
Address: Locked

See everything Network Rail Infrastructure Limited buys

The suppliers

Balfour Beatty

Contracts won, 24 months: Locked
Value won, 24 months: Locked

Colas Rail Ltd

Contracts won, 24 months: Locked
Value won, 24 months: Locked

GB Railfreight Limited

Contracts won, 24 months: Locked
Value won, 24 months: Locked

See everything they have won

Similar on track plant contracts and prices

34 on track plant contracts were awarded in the last 24 months. See who won them and what they went for, next to this one.

See who won them →

Cite this contract

Link: https://bidskim.com/tender/767640/operation-and-maintenance-of-network-rail-s-seasonal-fleet
Buyer reference: Not published
Last checked: 5 November 2026

Network Rail Infrastructure Limited. Operation and Maintenance of Network Rail's Seasonal Fleet. Contract award, 27 June 2023. BidSkim, https://bidskim.com/tender/767640/operation-and-maintenance-of-network-rail-s-seasonal-fleet (accessed 5 November 2026).