Case Studies
Welcome to the Cairnhill case study section, designed to provide detailed accounts of our various steel projects. If you have any specific questions relating to these projects, please do not hesitate to contact us and we will be happy to help.
Ukrainian Bridge Restoration
Bridges & Infrastructure
Cairnhill was appointed by Dogus UK for the replacement of bridges in Vyshhorod and Makariv, where the original bridges were destroyed during the conflict in Kyiv, Ukraine.
6 Berth Catamaran Replacement
High Security
Cairnhill was contracted by Malin Group under a £3 million, 6-month project to fabricate, test, assemble, and deliver four 60-tonne replacement catamarans for HMNB Clyde, Faslane, supporting MOD sea-level operations and meeting demanding contract and quality requirements.
Otley Bridge Footway Cantilever Steelwork
Bridges & Infrastructure
Cairnhill was appointed by Balfour Beatty to manufacture and install a new steel footbridge alongside the historic Otley Bridge, a landmark structure dating back to 1229. The £745k project was delivered over an intensive 14-day programme, the project required specialist lifting, meticulous planning, and close coordination to safely integrate the new bridge within a live […]
Sodom Bridge
Bridges & Infrastructure
In 2019, Cairnhill were contracted to design, fabricate, and install the 122-tonne Sodom Bridge within a demanding 10-week contract. Manufactured in the Sun Works site, Coatbridge, the project involved complex bearing spans and a safety-critical installation, successfully delivered to meet BAM Nuttall’s specifications.
Regent Street Flyover
Bridges & Infrastructure
The Regent Street Flyover refurbishment was a £1.5m infrastructure project delivered under significant contract constraints within Leeds City Centre. Cairnhill provided the complete structural steelwork solution, successfully fabricating, surface-coating, and installing large-scale plate girders to meet demanding timescales.
Forth Road Bridge
Bridges & Infrastructure
After a major structural fracture was discovered, Cairnhill was awarded a £3.6m contract to design, fabricate, and install new truss end links to enable the bridge’s safe reopening. The works replaced the damaged elements with a bespoke sliding bearing system, providing a durable long-term solution with minimal disruption.
NSH Pontoon Package – HMNB Clyde
High Security
Following the award of a £2.5 million, nine-month contract from Graham Construction, Cairnhill was appointed to deliver four modular floating pontoons at the client’s base location. The scope covered full design, fabrication, surface treatment, testing, delivery, and installation, with final assembly, painting, and trials completed at Cairnhill’s Renfrew facility.
HPC Fixed Point Frames
Clean Energy
Cairnhill was contracted by BYLOR to fabricate, weld, paint, and deliver four Fixed Point Sleeves for Hinkley Point C nuclear power station. The project required precision engineering to meet stringent nuclear standards for one of Europe’s most complex infrastructure developments.
Dragon Shield Doors
Clean Energy
Cairnhill was contracted to design, fabricate, test, and deliver five Dragon Shield Doors for the DRAGON nuclear decommissioning site in Dorset. The project required specialist equipment, bespoke lifting solutions, and precise installation to safely handle heavy shield blocks. Cairnhill overcame design challenges to deliver high-precision, fully tested doors within a 20-week contract, valued at £1m […]
SMF Sellafield
Clean Energy
Cairnhill was challenged with engineering and delivering the initial scope of platforms for SMF Sellafield within a short window. From connection design through to trial building and painting, our project team and fabricators put a lot into ensuring the project remained on the programme throughout despite numerous challenges.
SAV Sellafield
Clean Energy
Cairnhill has been supplying to the SAV Sellafield site since 2010. We provided pipe bridge connection design, 3D model, the supply, fabrication, painting and delivery.
Glasgow Queen Street Station
Transport & Rail
Cairnhill delivered the design, fabrication, and installation of a complex 26-tonne signal gantry at Glasgow Queen Street Station during a 20-week contract, overcoming significant site, access, and tolerance constraints through innovative design, precision surveying, and close collaboration with project contractors.
Central Quay Student Accommodation
SFS Framing
Cairnhill delivered the design, supply and installation of SFS framing for a £1.9m student accommodation development at Central Quay, Glasgow. Working with Graham North Construction, the 12-month project provided modern, sustainable accommodation, completed safely, on time, and to the highest standards.
Phase 1B & 3C Dalmarnock, Glasgow
SFS Framing
Cairnhill delivered the design, supply, delivery, and installation of SFS framing for a £2m residential development at Dalmarnock, Glasgow. Working with McTaggart Construction, the 9-month project provided modern accommodation, which ensured precision, quality, and performance, and met client requirements.
Dumfries High School
SFS Framing
Cairnhill delivered the design, supply, delivery, and installation of SFS framing for a £1m educational development for Dumfries High School. Working with Morgan Sindall, the 6-month project provided modern accessibility to educational opportunities, completed safely, efficiently, and to the highest quality performance.
Meadowbank Sports Stadium
SFS Framing
Cairnhill was responsible for the design and installation of SFS framing as part of a £1.1m regeneration project led by the City of Edinburgh Council. Delivered in collaboration with Graham North Construction, the eight-month redevelopment played a vital role in supporting the long-term growth of the local community, with a strong emphasis on sport and […]
Monifieth Learning Campus
SFS Framing
Cairnhill was responsible for the design, supply, delivery, and installation of SFS framing as part of a £1 million development for a new learning campus in Monifieth. Delivered in collaboration with Robertson Construction Tayside under the Scottish Government’s LEI Programme, the five-month project was completed with a strong focus on precision, accuracy, and efficiency—supporting the […]
High Pressure Test Bunkers
Storage Tanks & Petrochemical
Cairnhill successfully designed, engineered, manufactured, and installed ten bespoke steel high-pressure test bunkers for John Crane. With a £800k project designed to support critical testing operations within the petrochemical sector.