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In deliveryUnited KingdomWorks£18,000,000Add to pipeline

Orkney Community Wind Farms (OCWF) - Balance of Plant Contract

Awarded to Heddle Construction Ltd

Orkney Islands Council(buyer)

Published
Published 27 March 2025
Deadline
Closed 27 August 2025
See 9 live opportunitiesHow Skim finds tendersView original notice ↗

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Overview

Orkney Islands Council awarded Heddle Construction Ltd a balance of plant contract worth £14.05 million for the Orkney Community Wind Farms project, comprising two wind farms with twelve 4.8 MW turbines total. The scope includes civil works, electrical infrastructure, and associated construction for the Quanterness wind farm (on Mainland Orkney, operational June 2028) and the Faray wind farm (on an uninhabited island, operational May 2030). The contract is currently in delivery.

Contracting authority

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Reveal decision makers

Lots (2)

  • Quanterness Wind Farm - ECC

    The Balance of Plant works required for Orkney Community Wind Farms is to complete the design and build of the civils and electrical works in advance of the WTG installer. This will include the following works: Project and technical management HSE coordination Provision of required site facilities for staff Permit control Site design (clarifying approved design and implementing) Site clearance, excavation preparation works Access roads and crane pads WTG foundations Substation building and installation Cable ducting, installation and commissioning Maintenance and protection of all installed items during construction phase Site clearance of all materials, equipment etc Snagging and defects lists

    £7,000,000Won by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction LtdWon by Heddle Construction Ltd

  • Faray Wind Farm - ECI

    The Balance of Plant works required for Orkney Community Wind Farms is to complete the design and build of the civils and electrical works in advance of the WTG installer. This will include the following works: Project and technical management HSE coordination Provision of required site facilities for staff Permit control Site design (clarifying approved design and implementing) Site clearance, excavation preparation works Access roads and crane pads Marine Offloading Facilities WTG foundations Substation building and installation Cable ducting, installation and commissioning Maintenance and protection of all installed items during construction phase Site clearance of all materials, equipment etc Snagging and defects lists

    £11,000,000

Key details

Country
United Kingdom
Status
In delivery
Category
Works
Estimated value
£18,000,000
Procedure
Restricted procedure
Rules
Public Contracts Regulations 2015
Published
27 March 2025
Deadline
Closed
Classification (CPV)
Works for complete or part construction and civil engineering workEngineering works and construction worksReinforced-concrete structuresAncillary works for electricity power linesSubstation construction workAccess road construction workMarine construction worksJetties

Award outcome

Awarded value
£14,053,315
Award date
24 August 2026
Contract period
— → 8 August 2029
Against estimate
22% below
Bids received
2
Winner
  • Heddle Construction Ltd

This contract ends on 8 August 2029.

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About the winner

Heddle Construction Ltd

Based in
Kirkwall

2 other contracts from Orkney Islands Council since 2025, worth £14,098,315.

See every contract Heddle Construction Ltd holds and when each one ends

Competition and scoring

Bids received

2

Open and restricted tenders in Construction work drew a median of 5 bids over the last 24 months; 13% received only one.

How bids were scored

Price 60% · Quality 40%

  • Technical40%
  • Price60%

Price and cost criteria in black, quality in blue.

Market context

Typical award in Construction work

£160,228

Median of 19,437 awards in the last 24 months

This award is 87.7× the median.

Orkney Islands Council in the last 12 months

27

contracts awarded, worth £20,643,326 in total

See their procurement profile →

Recent awards in Construction work

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Notice history

Every published notice in this contracting process, newest first.

  1. Contract

    25 August 2026

  2. Contract

    25 August 2026

  3. Contract

    25 August 2026

  4. Contract

    25 August 2026

  5. Contract

    25 August 2026

  6. Contract

    25 August 2026

  7. Contract

    25 August 2026

  8. Contract

    25 August 2026

  9. Contract

    25 August 2026

  10. Contract

    25 August 2026

  11. Contract

    25 August 2026

  12. Contract

    25 August 2026

  13. Contract

    25 August 2026

  14. Contract

    25 August 2026

  15. Contract

    25 August 2026

  16. Contract

    25 August 2026

  17. Contract Notice

    28 July 2025

  18. Prior Information Notice

    27 March 2025

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