Santa Ynez Unit C1 Cable Installation
In 2013, Prysmian was awarded a contract worth more than $100 million for the supply and installation of submarine cables in deep water for a section of ExxonMobil’s existing…
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Welcome to ABL Group
Longitude is the design and engineering arm of ABL Group - a global and independent consultancy delivering marine, energy, engineering and software solutions to drive safety and sustainability in renewables, maritime and oil & gas sectors. ABL Group operates across 43 countries worldwide.
Proper Marine
Longitude's division in Brazil - specialists in naval architecture and offshore engineering.
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ABL
The energy and marine consultants, delivering technical services to support offshore energy and maritime sectors at construction, operations, decommissioning and in marine casualty scenarios.
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AGR
Engineering consultancy, skills resourcing, survey and software provider, specialising in wells, subsurface, and marine operations.
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OWC
The renewable energy consultants - providing technical advisory, engineering and consulting for the commercial-scale development of renewable energy onshore and offshore.
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An ABL Group Company Group Overview
Case Studies
Deep Ocean UK- East Anglia One Export Cable Installation
Longitude were instructed by Deep Ocean UK (DOUK) to undertake an array of engineering analysis scopes to support the installation of two export cables for the East Anglia One…
Prysmian Group – West of Adlergrund Offshore Wind Farm Connection
Prysmian Group was awarded a contract to design, produce and install the power cable systems by 50Hertz Offshore GmbH for the West of Adlergrund offshore wind farm cluster in…
Deep Ocean UK-Maersk Connector Grounding Analysis at Walney
Longitude were instructed by Deep Ocean to undertake a detailed grounding analysis of their new cable lay vessel the Maersk Connector for two export cables for the Walney Extension…
Rampion Offshore Wind Monopile Oscillation Study
Longitude was instructed by Rampion Offshore Wind to investigate the causes of monopile oscillation during the pile lowering operation experienced on site. The aim of the analysis was to…
Floating Wind Array Mooring Development
Longitude are actively working with suppliers and geotechnical consultancies to investigate the loads and behaviour of shared mooring foundations for floating wind arrays. Building on existing research with single floating…
Sector: Renewables
Floating Wind Mooring System Evaluation Study
Longitude together with LOC have commissioned a study into the design and specification of mooring systems for semi-submersible floating wind turbines. The first phase of this study initially concentrated on…
Salamander MOPU – MOPU Pre-FEED Engineering
Working in joint venture with GPS, Longitude and GPS provided marine and process Pre-FEED engineering to establish the suitability of the field for a Mobile Offshore Production Unit (MOPU)…
Route Metocean study for transportation of pre-assembled modules from Zhanjiang to Kuwait
Longitude was instructed by Fluor BV to provide naval architecture services for the transportation of project cargoes for the Al Zour Project. The project cargoes will consist of a…
Spud Can Cracking Root Cause Analysis
The Spudcan structure on an accommodation jack-up was showing regular through thickness cracks at the leg/can interface and requiring expensive repair and replacement operations at every dry-dock. Longitude was requested…