Tender

Supply of Bulk Construction Aggregates for Defence School of Transport (DST)

UNITE PROCUREMENT UK LIMITED

This public procurement record has 2 releases in its history.

TenderAmendment

17 Nov 2025 at 09:48

Tender Notice
Tender

30 Sep 2025 at 11:46

Tender Notice
Summary of the contracting process

Unite Procurement UK Limited is managing a procurement process on behalf of the Ministry of Defence for the supply of bulk construction aggregates for the Defence School of Transport (DST) located in Leconfield, East Riding of Yorkshire. This procurement process, categorised under Gravel, sand, crushed stone and aggregates, with additional classification for Ready-mixed concrete, involves a selective procurement method detailed as a catalogue purchase. The process seeks multiple suppliers to provide materials such as MOT Type 1, Whitewall Cobble, Pea Gravel, Topsoil, and Ready Mix Concrete, catering to high-volume requirements. The procurement has been active since it was published on 30th September 2025, and the contract is set to commence on 20th October 2025, ending on 20th October 2028.

Businesses in the construction materials industry, particularly those specialising in aggregates and ready-mixed concrete, stand to gain significant opportunities by participating in this tender. Suitable candidates, especially small and medium enterprises (SMEs) and voluntary organisations, are encouraged to demonstrate their capability to supply and deliver the required materials reliably throughout the year via the Mercateo Procurement Platform. This opportunity provides a reliable revenue stream through engagements with DST and flexibility in supply, fostering growth and networking within the UK public sector. Interested businesses can ensure competitive positioning by expressing interest and maintaining readiness for ongoing onboarding as part of an evolving supplier network.

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Notice Information

Notice Title

Supply of Bulk Construction Aggregates for Defence School of Transport (DST)

Notice Description

Unite Procurement UK Limited (part of Unite Holding SE), on behalf of the Ministry of Defence, is seeking suppliers to join the Mercateo Procurement Platform to support the provision of bulk construction materials for the Defence School of Transport (DST) in Leconfield, East Riding of Yorkshire. The Mercateo Procurement Platform (www.mercateo.co.uk) offers a compliant route to market for UK Public Sector organisations to manage low-value, high-volume procurement. DST delivers military driver training and vehicle license acquisition across a dedicated 770-acre driver training estate. The ongoing maintenance of this estate requires a constant and reliable supply of basic construction aggregates. Key Requirements Suppliers must be able to provide the following materials, delivered as required to DST, Leconfield: MOT Type 1: up to 4,000 tonnes per year Whitewall Cobble: up to 1,000 tonnes per year Pea Gravel: up to 1,000 tonnes per year Topsoil: up to 1,000 tonnes per year Ready Mix Concrete: up to 500m3 per year Suppliers should demonstrate: Proven capability to deliver the specified quantities reliably throughout the year. Compliance with all relevant UK standards for aggregates and construction materials. Ability to deliver to DST's site in Leconfield, East Riding of Yorkshire. Willingness to transact via the Mercateo Procurement Platform. How to Apply Interested suppliers should register their interest by contacting Unite Procurement UK Limited and provide details of their product range, delivery capabilities, and relevant certifications. Further information on the onboarding process for the Mercateo Procurement Platform will be provided upon expression of interest. Unite Procurement UK Limited does not intend to appoint a sole supplier for this requirement. Instead, multiple suppliers may be onboarded to the Mercateo Procurement Platform to ensure a diverse and competitive supply base, supporting flexibility and choice for the Ministry of Defence and associated organisations. Suppliers are encouraged to express their interest by the stated closing date to ensure early consideration. However, applications to join the Mercateo Procurement Platform will be welcome at any time beyond the initial deadline. Unite Procurement UK Limited reserves the right to review and onboard new suppliers on a rolling basis to meet evolving requirements and to maintain a dynamic and responsive supplier network. For any enquiries and expressions of interest, contact defence.support@unite.eu.

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-b5fd17-420edbf8-2f75-40bc-885b-3d49507c173a
Publication Source
Contracts Finder
Latest Notice
https://www.contractsfinder.service.gov.uk/Notice/82f3d247-c24e-465f-893c-2635b0028bd1
Current Stage
Tender
All Stages
Tender

Procurement Classification

Notice Type
Tender Notice
Procurement Type
Standard
Procurement Category
Goods
Procurement Method
Selective
Procurement Method Details
Catalogue purchase
Tender Suitability
SME, VCSE
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

14 - Mining, basic metals and related products

44 - Construction structures and materials; auxiliary products to construction (except electric apparatus)

CPV Codes

14210000 - Gravel, sand, crushed stone and aggregates

44114100 - Ready-mixed concrete

Notice Value(s)

Tender Value
£1,350,000 £1M-£10M
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
17 Nov 20253 months ago
Submission Deadline
16 Oct 2025Expired
Future Notice Date
Not specified
Award Date
Not specified
Contract Period
19 Oct 2025 - 20 Oct 2028 3-4 years
Recurrence
Not specified

Notice Status

Tender Status
Active
Lots Status
Not Specified
Awards Status
Not Specified
Contracts Status
Not Specified

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
UNITE PROCUREMENT UK LIMITED
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
LONDON
Postcode
WC2B 5AH
Post Town
Central London
Country
England
Major Region (ITL 1)
TLI London
Basic Region (ITL 2)
TLI3 Inner London - West
Small Region (ITL 3)
TLI36 Camden
Delivery Location
Not specified
Local Authority
Camden
Electoral Ward
Holborn & Covent Garden
Westminster Constituency
Holborn and St Pancras

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

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The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts. 

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