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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.

About ABL Group
ABL Group Companies:

Proper Marine

Longitude's division in Brazil - specialists in naval architecture and offshore engineering.

View Website

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.

View Website

AGR

Engineering consultancy, skills resourcing, survey and software provider, specialising in wells, subsurface, and marine operations.

View Website
OWC - An ABL Group Company

OWC

The renewable energy consultants - providing technical advisory, engineering and consulting for the commercial-scale development of renewable energy onshore and offshore.

View Website
Longitude
An ABL Group Company Group Overview
Menu
  • About Us
  • Sectors
    • Oil & Gas
    • Renewables
    • Defence
    • Commercial Maritime
    • Infrastructure
  • Services
    • Column One
      • Marine Operations Engineering
        • Offshore Installation
        • Module Transportation
        • Wind Farm Installation
        • Decommissioning
        • Site Specific Assessment (SSA)
        • Moorings, Umbilicals, Risers & Pipelines
        • Cable Installation
      • Site Investigations
        • Cable & Pipeline Risk
        • Site Characterisation
        • Survey Management
        • Seabed Morphology
        • Metocean Analysis
    • Column Two
      • Marine Design, Upgrade & Conversion
        • OSD-IMT: Vessel Design
        • Floating Production Systems
        • Jack-Up and Floating Rigs
        • Small Craft
        • Ships
        • Maritime Civil Engineering
        • Fixed Structures
        • Geotechnical Design
      • Advanced Analysis & Simulation
        • Computational Fluid Dynamics
        • Advanced Finite Element Analysis
        • Multibody Hydrodynamics
        • Dynamic Simulations
    • Column Three
      • Clean Shipping
        • Ballast Water Systems
        • Exhaust Gas Emissions Management
        • Hybrid Propulsion Systems
  • Our People
  • Our Offices
  • Case Studies
  • News
  • Careers
  • Contact Us
Home / Site Investigations / Site Characterization

Case Studies


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Sector

  • Oil & Gas
  • Renewables
  • Defence
  • Commercial Maritime
  • Infrastructure

SERVICES

  • Vessel Design / OSD-IMT
  • Marine Operations Engineering
  • Site Investigations
  • Advanced Analysis & Simulations
  • Marine Design, Upgrade & Conversion
  • Clean Technologies
  • Geotechnical Design
  • Decommissioning
  • Site Specific Assessment (SSA)
  • Moorings, Risers & Pipelines
  • Maritime Civil Engineering
  • Piles, Jackets & Subsea
  • Jack-Up Rigs
  • Cable & Pipeline Risk
  • Seabed Morphology
  • Module Transportation

Sector: Renewables

Services: Cable & Pipeline Routing Site Characterization Seabed Morphology

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…


Sector: Renewables

Services: Site Characterization Moorings, Riser & Pipelines Geotechnical Design

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: Oil & Gas

Services: Site Characterization Jack-Up Rigs Marine Design, Upgrade & Conversion

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)…


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Copyright © 2025 Longitude.

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Created by Fever