Section one: Contracting entity
one.1) Name and addresses
WALES & WEST UTILITIES LIMITED
Wales & West House,Spooner Close, Celtic Springs, Coedkernew
NEWPORT
NP108FZ
Contact
Robin Coomber
robin.coomber@wwutilities.co.uk
Country
United Kingdom
NUTS code
UK - United Kingdom
Companies House
05046791
Internet address(es)
Main address
https://www.wwutilities.co.uk/
one.3) Communication
Access to the procurement documents is restricted. Further information can be obtained at
https://sourcing4wwu.bravosolution.co.uk/web/login.html
Additional information can be obtained from the above-mentioned address
Tenders or requests to participate must be submitted electronically via
https://sourcing4wwu.bravosolution.co.uk/web/login.html
one.6) Main activity
Production, transport and distribution of gas and heat
Section two: Object
two.1) Scope of the procurement
two.1.1) Title
GD3 Gas Mains Replacement and Reinstatement
Reference number
PQQ_336
two.1.2) Main CPV code
- 45230000 - Construction work for pipelines, communication and power lines, for highways, roads, airfields and railways; flatwork
two.1.3) Type of contract
Works
two.1.4) Short description
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across 8 Regions in Wales and South West England to commence in April 2026.
Suppliers are invited to participate in the pre-qualification process for short-listing a minimum of 3 and maximum of 8 Economic Operators to participate in the procurement of the GD3 Mains Replacement and Reinstatement project by Wales and West Utilities.
If successful, Economic Operators will then be invited to submit a Final Tender across 8 Geographical Lots.
two.1.5) Estimated total value
Value excluding VAT: £420,000,000
two.1.6) Information about lots
This contract is divided into lots: Yes
Tenders may be submitted for maximum number of lots
7
Maximum number of lots that may be awarded to one tenderer: 7
two.2) Description
two.2.1) Title
North Wales
Lot No
1
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKL1 - West Wales and the Valleys
Main site or place of performance
Across the region of North Wales
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across North Wales to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option to extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
Objective criteria for choosing the limited number of candidates:
See Selection documentation
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
two.2) Description
two.2.1) Title
West Wales
Lot No
2
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKL1 - West Wales and the Valleys
Main site or place of performance
Across the region of West Wales
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across West Wales to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option to extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
Objective criteria for choosing the limited number of candidates:
See Selection Documentation
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
two.2) Description
two.2.1) Title
South and East Wales
Lot No
3
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKL2 - East Wales
Main site or place of performance
Across the Region of South and East Wales
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across South and East Wales to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option to extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
two.2) Description
two.2.1) Title
Gloucester and Swindon
Lot No
4
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKK1 - Gloucestershire, Wiltshire and Bristol/Bath area
Main site or place of performance
Across the region of Gloucester and Swindon
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across Gloucester and Swindon to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option to extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
two.2) Description
two.2.1) Title
Bristol and Frome
Lot No
5
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKK1 - Gloucestershire, Wiltshire and Bristol/Bath area
- UKK2 - Dorset and Somerset
Main site or place of performance
Across the region of Bristol and Frome
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across Bristol and Frome to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option to extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
Objective criteria for choosing the limited number of candidates:
See Selection Documents
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
two.2) Description
two.2.1) Title
Taunton
Lot No
6
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKK23 - Somerset
Main site or place of performance
Across the region of Taunton
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across Taunton to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option to extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
Objective criteria for choosing the limited number of candidates:
See Selection Documents
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
two.2) Description
two.2.1) Title
Exeter and Plymouth
Lot No
7
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKK4 - Devon
Main site or place of performance
Across the region of Exeter and Plymouth
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across Exeter and Plymouth to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option top extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
Objective criteria for choosing the limited number of candidates:
See Selection Documents
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
two.2) Description
two.2.1) Title
Cornwall
Lot No
8
two.2.2) Additional CPV code(s)
- 45000000 - Construction work
two.2.3) Place of performance
NUTS codes
- UKK3 - Cornwall and Isles of Scilly
Main site or place of performance
Across the region of Cornwall
two.2.4) Description of the procurement
Wales & West Utilities are seeking a new Gas Mains Replacement and Reinstatement Service for improved efficiency and productivity across Cornwall to commence in April 2026.
Proposed services to be procured across the region include, but are not limited to:
1. Tier One Mains Replacement & Associated Services
2. Consequential Steel & Associated Services
3. Stranded non-tier One Mains
4. Reinstatement - All Mains Replacement, Connections & Leakage, Reinforcement, Diversions
5. Backfill (Tier One, Consequential, Stranded)
6. Purge & Relight (Tier One, Consequential, Stranded)
7. Copper re-runs (Tier One, Consequential, Stranded)
8. Equipotential Bonding "Cross bonding" - (Tier One, Consequential, Stranded)
9. Programme Control and Enabling
10. Obtaining Planning, Permits, Street Notices
11. PPE
12. Welfare
13. Vans, fuel, plant and equipment
14. Customer Support
two.2.5) Award criteria
Price is not the only award criterion and all criteria are stated only in the procurement documents
two.2.7) Duration of the contract, framework agreement or dynamic purchasing system
Start date
1 April 2026
End date
31 March 2031
This contract is subject to renewal
Yes
Description of renewals
One year option to extend beyond 31/03/2031
two.2.9) Information about the limits on the number of candidates to be invited
Envisaged minimum number: 3
Maximum number: 8
Objective criteria for choosing the limited number of candidates:
See Selection Documents
two.2.10) Information about variants
Variants will be accepted: No
two.2.11) Information about options
Options: No
two.2.14) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
Section three. Legal, economic, financial and technical information
three.1) Conditions for participation
three.1.1) Suitability to pursue the professional activity, including requirements relating to enrolment on professional or trade registers
List and brief description of conditions
See Selection Documents
three.1.2) Economic and financial standing
List and brief description of selection criteria
See Selection Documents
Minimum level(s) of standards possibly required
See Selection Documents
three.1.3) Technical and professional ability
List and brief description of selection criteria
See Selection Documents
Minimum level(s) of standards possibly required
See Selection Documents
three.1.4) Objective rules and criteria for participation
List and brief description of rules and criteria
See Selection Documents
three.1.6) Deposits and guarantees required
See Selection Documents
three.1.7) Main financing conditions and payment arrangements and/or reference to the relevant provisions governing them
See Selection Documents
three.1.8) Legal form to be taken by the group of economic operators to whom the contract is to be awarded
See Selection Documents
three.2) Conditions related to the contract
three.2.3) Information about staff responsible for the performance of the contract
Obligation to indicate the names and professional qualifications of the staff assigned to performing the contract
Section four. Procedure
four.1) Description
four.1.1) Type of procedure
Restricted procedure
four.1.8) Information about the Government Procurement Agreement (GPA)
The procurement is covered by the Government Procurement Agreement: No
four.2) Administrative information
four.2.2) Time limit for receipt of tenders or requests to participate
Date
15 March 2024
Local time
5:00pm
four.2.3) Estimated date of dispatch of invitations to tender or to participate to selected candidates
17 April 2024
four.2.4) Languages in which tenders or requests to participate may be submitted
English
four.2.6) Minimum time frame during which the tenderer must maintain the tender
Tender must be valid until: 1 April 2026
Section six. Complementary information
six.1) Information about recurrence
This is a recurrent procurement: No
six.3) Additional information
Please note the the tender will be run via our procurement portal, Bravo, which requires suppliers to be registered to participate. Failure to register will result in the supplier not being able to participate in the procurement event.
After registration, suppliers must request access to the tender documents by e-mailing robin.coomber@wwutilities.co.uk; Please include your registration details on the e-mail as these will be required to provide access to the procurement documentation.
A GD3 Mains Replacement and Reinstatement Pre-Qualification session is planned for mid-February. The 2 hour session will be held online via MS Teams. Wales and West Utilities will provide some context to the procurement exercise and provide a walkthrough of the procurement documents. There will be a supplier Q&A at the end of the session. Further details will be published via the Bravo portal in due course. Suppliers who have registered to participate in this procurement exercise will be invited to this event.
six.4) Procedures for review
six.4.1) Review body
Wales and West Utilities
Newport
Country
United Kingdom