Published date: 8 September 2025

Open opportunity - This means that the contract is currently active, and the buying department is looking for potential suppliers to fulfil the contract.


Closing: 19 September 2025, 5pm

Contract summary

Industry

  • Concrete - 44114000

  • Reinforced-concrete structures - 45223500

  • Concrete work - 45262300

Location of contract

North East, West Midlands, London, Yorkshire and the Humber, East Midlands, East of England, North West, South West

Value of contract

£500,000 to £1,000,000

Procurement reference

C4N99179651

Published date

8 September 2025

Closing date

19 September 2025

Closing time

5pm

Contract start date

17 April 2026

Contract end date

24 December 2027

Contract type

Service contract

Contract is suitable for SMEs?

Yes

Contract is suitable for VCSEs?

No

Description

The scope of work includes design and supply of a precast Attenuation Tank for Duddeston Mill Road North, Birmingham. The tank will be made from precast concrete elements and will have an overall internal length of 31m and an internal width of 8.35m with a clear height of 1.70m. The structure will consist of a two-span box structure. A minimum of 2 no. access points to the tank are proposed close to the inlet and outlet locations, 750x750mm openings . The whole attenuation tank will be a fully precast concrete structure. The tank segments are fully integral twin-cell box structures without joints. Precast tank units shall be joined longitudinally by a concrete spigot and socket joint.

Minimum design working life for each element
The precast concrete elements of the tanks should have a design working life of not less than 120 years (Category 5). Concrete cover has been specified to achieve this lifespan.
Other sub-elements will have the following design working lives:
• Waterproofing: 30 years.
• Sealants to joints of precast units: 20 years to first maintenance.

General notes

- Design, supply and delivery only
- Future waterproofing proofing rebate to be proposed and agreed at design stage
- Lifting points to be included in the design
- Anticipate delivery of units with bituminous waterproofing system applied
- Integrated joint waterproofing with compressible strip and
- Assumptions and exclusions to be included

More information

Links

Additional text

Suppliers should be aware of the scale of this project and should assess their internal capabilities to be able to carry out the intended scope of work, prior to completing this expression of interest (EOI).

How to apply

Follow the instructions given in the description or the more information section.

About the buyer

Contact name

jessica clive

Address

BBV HS2 Offices, 11 Brindley place
Birmingham
B1 2LP
UK

Telephone

07593893692

Email

jessica.clive@balfourbeattyvinci.com