Digestor Roof Replacement Design & Build

SEVERN TRENT WATER LIMITED

Published: May 20, 2026

Updated: May 21, 2026

Source: uk_fts

About This Opportunity

This is a works contract in the architecture and engineering, construction and civil works and environment and climate sectors, with a focus on Buildings, Waste Management, Pollution Control and Demolition. Located in United Kingdom, Europe, this opportunity is open to firms and consortiums, with an estimated budget of GBP 70.0 million.

Published through UK FTS - Find a Tender Service, a national government procurement portal. Public procurement tenders follow the country's national bidding regulations and may have specific eligibility and documentation requirements for civil works in the architecture and engineering sector. Works contracts of this nature generally require demonstrated experience in similar infrastructure projects, adequate equipment and technical personnel, and financial capacity including bank guarantees. This is an advance notice — the formal tender is expected to be published shortly. Interested parties can use this time to prepare documentation and identify potential partners.

Description

Digestor Roof Replacement Works
The works requirement, being Design and Build is for the provision of new replacement fixed steel painted digester rooves. The Contractor(s) is required to develop the Client's Outline and Detailed Design and undertake Build in the role Principal Designer and Principal Contractor. The works include;
• Outline and Detailed Design
• Digestor Decommissioning & Purging (Emptying/ Cleaning/Waste Management)
• Demolition and disposal of existing steel roof
• Build including any Remedial Works (Roof fabrication & installation Civils/MEICA/DSEAR/ Welding Electrical & Instrumentation)
• Reinstatement & Commissioning
• Including but not limited to requirements for surveys, temporary works, necessary plant, equipment, materials, site management and welfare facilities.
• Works completion date across all sites is required by 2030.
• Framework duration 8 years.
The framework's objective is to;
• Replace aging assets, providing new fixed roofs to digesters. The new, fixed roof is to be sealed preventing any foam and sludge leakage from digester sludge seal annulus associated with floating roofs, reducing pollution events.
• Improve safety associated with the new assets. Including upgraded lightning protection, enhanced monitoring and control around digester gas headspace, and protection against rapid volume expansion (RVE's).
• Significantly reduce the risk of serious structural failure of the roof
• Drive benefits to Net Zero efficiencies
• Comply with company digester design manual and specifications (fixed roof)
• Comply with the Environment Agency's Industrial Emissions Directive (IED), achieving compliance before end of AMP8.

Data provenance

This notice is sourced from UK FTS - Find a Tender Service and was originally published on May 20, 2026. Last refreshed today. Reference: 046579-2026. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About SEVERN TRENT WATER LIMITED

SEVERN TRENT WATER LIMITED has issued 35 procurement notices on BidsFactory, including 12 currently open and 8 awarded contracts. Activity concentrates in Water & Sanitation, Governance & Public Administration, and Information & Communication Technology. All notices are published for United Kingdom. Notices are distributed via UK FTS - Find a Tender Service. Most recent publication: May 20, 2026.

Frequently asked questions about this tender

What type of contract is this?

This is a Works contract in the Architecture & Engineering Services sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.

What is the estimated budget?

The estimated contract value is £70,000,000 - £70,000,000. Bidders should ensure their proposals are consistent with this range and account for any local taxes and contract execution costs.

Where will the contract be performed?

The contract is for delivery in United Kingdom. Foreign bidders should review local registration, taxation, and any in-country presence requirements before submitting.

How can I submit a bid?

Visit UK FTS - Find a Tender Service to access the full notice, required documents, and submission instructions. Quote reference 046579-2026 when communicating with the contracting authority.

Who is the contracting authority?

This notice was issued by SEVERN TRENT WATER LIMITED in United Kingdom. The authority is responsible for evaluating bids, awarding the contract, and managing performance.