A9/A85 Junction Improvement and Link Road to Bertha Park
Perth, Scotland, UK · 2016–2019 (opened to traffic early 2019) · £38 million
The judgement call
Account-gated at launchThe project was delivered ahead of schedule, demonstrating effective project management. - It won the 2019 NEC Contract of the Year Award, highlighting successful collaboration and contract management. - The scheme significantly improved connectivity to the new Bertha Park development and reduced congestion on local roads. - Involved extensive archaeological investigations during the early stages.
Key engineering challenges
Constructing a new link road and grade-separated junction to improve access and relieve congestion. - Building over the A9 dual carriageway and River Almond, requiring complex structural and environmental considerations. - Integrating the new infrastructure with existing road networks and future development areas (Bertha Park). - Managing traffic flow on the busy A9 and A85 during construction.
Project facts
- Client / owner
- Perth & Kinross Council (part of Perth Transport Futures Project)
- Lead contractor
- Balfour Beatty Civil Engineering Ltd
- Lead designers
- N/A (Further research needed if not found)
- Project type
- new build
- Scale
- New 2.6km single-carriageway link road; new grade-separated junction on the A9; crossing of the A9 dual carriageway and River Almond.
- Disciplines
- civil; structural; geotechnical; environmental; transport planning
- Standards & frameworks
- NEC; DMRB; CDM Regulations (Scotland)
Sources: Perth Transport Futures (https://www.perthtransportfutures.co.uk/phases/a9-a85-junction-improvement) - NEC Contract (https://www.neccontract.com/projects/a9-a85-junction-and-link-road-to-bertha-park-perth-scotland) - Balfour Beatty (https://www.balfourbeatty.com/media-centre/latest/balfour-beatty-awarded-35-million-perth-transport-futures-contract/)