Scope
Reference
OPEN20251778
Description
Durham County Council operate a power generation plant using landfill gas as the fuel source at Coxhoe Landfill, County Durham. DH6 4RT. The electricity generated at this site is supplied directly to the local distribution network operator, Northern Powergrid. This contract is for the power purchase agreement of this supply.
Total value (estimated)
- £72,000 including VAT
Below the relevant threshold
Contract dates (estimated)
- 1 April 2026 to 31 March 2028
- Possible extension to 31 March 2030
- 4 years
Description of possible extension:
The Contract period is 2 years with the option to extend for a further 2-year period.
Contract commencement date is 01 April 2026.
Main procurement category
Services
CPV classifications
- 71000000 - Architectural, construction, engineering and inspection services
- 79000000 - Business services: law, marketing, consulting, recruitment, printing and security
- 90000000 - Sewage, refuse, cleaning and environmental services
Contract locations
- UKC1 - Tees Valley and Durham
Participation
Particular suitability
Small and medium-sized enterprises (SME)
Submission
Enquiry deadline
6 February 2026, 12:00pm
Tender submission deadline
20 February 2026, 12:00pm
Submission address and any special instructions
The procurement documents are available for unrestricted and full direct access, free of charge, via the OPEN Portal at https://www.open-uk.org/
Additional information can be obtained from the OPEN Portal.
Bids must be submitted electronically via the OPEN Portal.
Tenders may be submitted electronically
Yes
Award criteria
Technical questions are included in this procurement to allow Bidders to provide evidence of their capability to undertake the contract, and address how the contract itself will be provided. Each question is subject to a percentage weighting as set out in the Invitation to Bid (ITB) documents.
The total weighting for all technical questions in this ITB is 60%. Bidder calculations for evaluation will be made up to 2 decimal points. Each technical question has been given a percentage weighting which will be used to calculate the bidders' final weighted score for technical questions. Scores for each question will have weightings applied, as shown within the ITB documents, and will be added together to achieve the final weighted score for technical questions.
The total weighting for Price in this ITB is 40%.
Bidder calculations for evaluation will be made up to 2 decimal points.
The lowest Total Tendered Price will be awarded 40%. All other Bidders bids will be assessed against the lowest Tendered Price and scored pro-rata, downwards.
The highest ranked Bidder, on the basis of their total score for price and quality, will then be appointed.
Procedure
Procedure type
Below threshold - open competition
Documents
Associated tender documents
https://www.open-uk.org/
The procurement documents are available for unrestricted and full direct access, free of charge, via the OPEN Portal at https://www.open-uk.org/
Additional information can be obtained from the OPEN Portal.
Bids must be submitted electronically via the OPEN Portal.
Contracting authority
Durham County Council
- Public Procurement Organisation Number: PMPB-8772-VYWM
Corten House, Dunholme Close
Durham
DH1 5WB
United Kingdom
Region: UKC14 - Durham CC
Organisation type: Public authority - sub-central government