Decommissioning barge conceptual engineering
Longitude Engineering was contracted by PTTEP to develop the conceptual engineering for a fixed platform decommissioning asset via reverse floatover. Facts and Figures: …
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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
John Agyekum Kufuor FPSO Conversion
Longitude were contracted by Yinson Production to undertake structural engineering for the conversion of a VLCC to FPSO for operation in OCTP field, offshore Ghana.
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)…
Sector: Oil & Gas
KE-38 MOPU – MOPU Conversion Engineering
Longitude was contracted by Gryphon Energy and ROS to provide the full range of naval architecture and structural engineering services for the detailed design of the conversion of a…
Transportation of Modularized Cargos
Fluor BV has executed a number of large onshore projects for refineries and onshore pant by modularization of the plant and shipping the modules from a fabrication yard to…
FPU BW JOKO TOLE – Conversion Engineering
Longitude was contracted by BW Offshore to provide the full range of naval architecture and structural engineering service for the detailed design of the conversion of a tanker to…
Sector: Oil & Gas
BERTAM FPSO – Mooring Design & Upgrade Engineering
Longitude was initially contracted by Lundin Malaysia for the detailed mooring design of an FPSO. The FPSO had previously been operating at another field using a weather vanning mooring…
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…
Sector: Oil & Gas
Golok and Sarawak Gas Project Float-over system design and analysis
The Golok Gas field is located offshore Sarawak, Malaysia and the development included the installation of two platforms (GOPA and GOPB). The Sarawak Gas project includes the installation of…