Awarded contract

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

Details

Supplier(s)
HEDDLE CONSTRUCTION LIMITED
Value
£14,053,315.27
Topic
Works for complete or part construction and civil engineering work
Published
25 August 2026

Tender description

Orkney Islands Council (OIC) is developing Orkney Community Wind Farms, comprising two windfarms in the Orkney Islands. Quanterness wind farm, located on Mainland Orkney (Northwest of Kirkwall), consisting of six circa 4.8 MW Wind Turbine Generators. Faray wind farm, located on the uninhabited island of Faray in the North isles, consisting of six circa 4.8 MW Wind Turbine Generators. Both wind farms have obtained all planning consent and grid connection agreements. Quanterness is due to commence operation in June 2028, with Faray commencing operation in May 2030. Lot 1: 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

Timeline

  1. Completed: Award date24 August 2026
  2. Completed: Award published25 August 2026
    Current notice

About the buyer

Orkney Islands Council is the local authority for the Orkney Islands, and buys through a dedicated procurement service led by a service manager. Contract opportunities are advertised on the Public Contracts Scotland Portal, with larger opportunities also published on Find a Tender. Construction works are sourced through a Dynamic Purchasing System open to approved contractors. Smaller purchases are assessed directly by individual council officers, with formal written quotations sought above a lower threshold. A public contracts register lists the council's current and past agreements. Suppliers must also meet a sustainable procurement policy covering environmental and social standards.

UK local government drives £140bn in annual procurement, led by social protection (£66.6bn) and education (£57.1bn).

Over the past 5 years, most of Orkney Islands Council's contract awards have been in repair and maintenance, transport equipment and architectural and engineering services.

Relevant CPV codes

  • 45200000 · Works for complete or part construction and civil engineering work
  • 45220000 · Engineering works and construction works
  • 45223500 · Reinforced-concrete structures
  • 45232200 · Ancillary works for electricity power lines
  • 45232220 · Substation construction work
  • 45233226 · Access road construction work

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