Scope
Reference
HM2139
Description
Wiltshire Council-Housing & Assets Team wishes to commission a specialist drainage contractor to carry out planned & responsive maintenance tasks to sewage treatment assets across the housing department portfolio. The current requirement is as follows*:
Repairs, maintenance & emptying of the Pumping Stations: Wiltshire Council Housing department is responsible for and maintains.
Repairs, maintenance of XXX pumping stations located across the county.
Repairs, maintenance & emptying of the Septic Tanks: The council owns and maintains XXX septic tanks located across the county.
Repairs, maintenance & emptying of the Sewage Treatment Works: The council owns and maintains XXX sewage treatment works located across the county. *These are approx. numbers
Tenderers are to note that the number of assets is likely to change during the term of this contract due to an ongoing program of replacement and upgrading our septic tanks to sewage treatment plants. Also, the Council are constantly adding properties to their stock, and where these properties have sewage treatment or specialist drainage requirements, the contractor will be expected to maintain these.
Total value (estimated)
- £1,920,000 excluding VAT
- £2,400,000 including VAT
Above the relevant threshold
Contract dates (estimated)
- 6 November 2025 to 5 November 2027
- 2 years
Main procurement category
Services
Not the same for all lots
CPV classifications and contract locations are shown in Lot sections, because they are not the same for all lots.
Lot 1. Sewerage Treatment Servicing, Maintenance & Repairs
Description
Wiltshire Council (the Client) has a housing portfolio with c. 5300 tenancies with approximately 80% in the Salisbury area and the remaining across and throughout Wiltshire. The Client's Housing Property Services team are responsible for the condition and safe use of all assets in its Housing Portfolio.
The Client is looking to procure the services of a Service Provider to carry out sewage treatment servicing, maintenance and repairs at sites across the County in support of the Client's inhouse Property Services team.
Lot value (estimated)
- £640,000 excluding VAT
- £800,000 including VAT
CPV classifications
- 90000000 - Sewage, refuse, cleaning and environmental services
Contract locations
- UKK15 - Wiltshire CC
Same for all lots
Contract dates are shown in the Scope section, because they are the same for all lots.
Lot 2. Residential Drainage
Description
Wiltshire Council (the Client) has a housing portfolio with c. 5300 tenancies with approximately 80% in the Salisbury area and the remaining across and throughout Wiltshire. The Client's Housing Property Services team are responsible for the condition and safe use of all assets in its Housing Portfolio.
The Client is looking to procure the services of a Service Provider to carry out responsive repairs works to residential drainage across the Client's Housing Portfolio. The appointed Service Provider will have the capability and capacity to deliver a high quality and customer focused responsive drainage repairs and maintenance service to the Client. The appointed Service Provider will be required to work to a high standard and deliver excellent customer service.
Lot value (estimated)
- £1,280,000 excluding VAT
- £1,600,000 including VAT
Same for all lots
Contract dates are shown in the Scope section, because they are the same for all lots.
Submission
Submission type
Requests to participate
Deadline for requests to participate
15 July 2025, 12:00pm
Submission address and any special instructions
Tenders may be submitted electronically
Yes
Languages that may be used for submission
English
Award decision date (estimated)
6 November 2025
Award criteria
| Name | Type | Weighting |
|---|---|---|
| Price | Price | 60% |
| Quality | Quality | 40% |
Other information
Applicable trade agreements
- Government Procurement Agreement (GPA)
Conflicts assessment prepared/revised
Yes
Procedure
Procedure type
Competitive flexible procedure
Competitive flexible procedure description
2 Stage Completitive Flexible Procedure
Contracting authority
Wiltshire Council
- Public Procurement Organisation Number: PDZR-9968-RYYY
County Hall
Trowbridge
BA14 8JN
United Kingdom
Contact name: Mr Benjamin Keen
Telephone: +44 1225716791
Email: benjamin.keen@wiltshire.gov.uk
Website: https://www.wiltshire.gov.uk
Region: UKK15 - Wiltshire CC
Organisation type: Public authority - sub-central government