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Contracts Finder · Historical

Sizewell C Limited

SZC - Waterproofing Materials

Historical · ContractNo open deadline

Historical: no longer open for bids.

01/ The notice

Key facts

Value
£5,000,000Estimated value stated in the notice
Deadline (UK time)
Thu 23 Apr 2026, 17:30 BSTA deadline does not apply to this historical notice. The source records Thu 23 Apr 2026, 17:30 BST, which is not an open deadline.
Published
14 Apr 2026
Region
Any region

02/ The brief

What the notice says

Not fully read: this is the notice text; attached documents are not read.

The waterproofing package includes the supply of all materials, namely bonded and unbonded membranes, waterbar materials and accessories, which are assembled and installed to form a specific waterproofing system to meet the design requirements. Dependent on the waterproofing system used, the waterproofing materials can be cast into the concrete when poured or applied post pour. The system design is installed to prevent the ingress of water into.

The requirement includes 120,000 m2 bonded membrane, 45,000 m2 unbonded membrane, 30,000 l/m joint waterbars, 4,500 l/m hydrophilic waterbars, 15,800 l/m elastomer waterbars, 36,540 l/m PVC waterbars as well as related accessories such as 22,000 units of sealants and adhesives and compressible materials to suit seismic design.

03/ Classification

CPV codes

Common Procurement Vocabulary codes, exactly as the notice lists them. No descriptions are added here.

  • 45261420
  • 45000000 45200000 45260000 45261000

04/ History

Releases of this notice

One release held, oldest first. Dates are UK time.

  1. 14 Apr 2026
    Contract notice

    Contract notice published 14 April 2026.

    Release 033a6847-82a6-4030-9ad0-3eadc2586851

    View this release on Contracts Finder (opens in a new tab)

05/ Limits

What the source does not tell us

  • Only one release is held, so there is no change history.

06/ Questions

About this notice

Sizewell C Limited published this notice.

Estimated value stated in the notice: £5,000,000.

07/ Related

Where to go next

These links follow a fixed rule applied to this notice’s buyer, text and CPV codes. They are not advice on whether to bid.

Reference
033a6847-82a6-4030-9ad0-3eadc2586851
Source
Contracts Finder
Stage
contract · Contract
Last verified
Thu 16 Apr 2026, 01:01 BST
Read at
Sat 17 Oct 2026, 02:32 BST

Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.

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