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Contract awardedRoad construction

A9 Dualling: Tay Crossing to Ballinluig

Design and build of 8.2km of dual carriageway on the A9, including seven junctions, a roundabout, two new bridge structures, and drainage upgrades. The project requires BIM Level 2 compliance and adherence to strict environmental standards near protected watercourses. The contract includes a 260-week post-construction maintenance and landscape establishment period, excluding cyclic maintenance.

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Awarded value
£153m
As published
Published
16 April 2024
Awarded
31 July 2025
Wills Bros Civil Engineering Ltd
Contract length
96 months
Ends 31 July 2033

What the contract covers

Single works contract

Design and construction of major highway infrastructure projects, including road widening, bridge structures, and associated environmental mitigation works.

  • Design, construction, completion and maintenance of the A9 Dualling: Tay Crossing to Ballinluig project.
  • Upgrade approximately 5 miles (8.2 km) of existing single carriageway to dual carriageway between the specified A9 endpoints.
  • Construct the specified junctions, roundabout, side-road and access-road works, bridge structures, drainage and associated highway and environmental works.

Terms and requirements

Contract type
Single works contract
Initial term
96 months
Contract dates
31 July 2025 to 31 July 2033
Certifications asked for
National Highway Sector Scheme (NHSS), Construction Skills Construction Safety Scheme (CSCS), Cyber Essentials
Lots
1
Suitable for SMEs
Not stated
Category
Works
CPV codes
45233100, 45111000, 45221220, 45221111

Services in this contract

Lifecycle

  1. Published
  2. Contract awardedto Wills Bros Civil Engineering Ltd
  3. Contract starts
  4. Contract ends
The buyer

Transport Scotland

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The supplier

Wills Bros Civil Engineering Ltd

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Cite this contract

Link
https://bidskim.com/tender/575288/a9-dualling-tay-crossing-to-ballinluig
Buyer reference
TS/MP/WKS/2024/05
Last checked
5 November 2026

Transport Scotland. A9 Dualling: Tay Crossing to Ballinluig. Contract award, 16 April 2024. BidSkim, https://bidskim.com/tender/575288/a9-dualling-tay-crossing-to-ballinluig (accessed 5 November 2026).