Site Characterisation

  • Geophysical Interpretation and Geological Mapping
  • Geotechnical Soil Characterisation
  • Geotechnical Earthquake Engineering
  • Slope Stability Analysis
  • Seabed Morphodynamics Study
  • Survey Technical Specifications & Operations Assistance
  • Desktop/Feasibility Metocean Studies
  • Definition of Metocean Conditions for specific sites and/or sea transports (database or hindcast/modelling data)
  • Nearshore Metocean Criteria
  • Advanced Statistical Analyses
  • Weather Downtime Assessment
  • Wave/Hydrodynamics Modelling
  • Wave diffraction/agitation Studies inside Port/Harbour
  • Operations Downtime
  • Tropical Cyclones Modelling
  • Shallow and Deep Foundations Design
  • Pile drivability
  • Geotechnical Anchor Design
  • Pipeline and cable route optimization
  • Soil-Pipe Interaction

Cables & Flexibles Design

TransportAdvisory Services

  • Concept / Feasibility / Pre-FEED
  • Risk Analysis
  • CAPEX & OPEX Estimate
  • Owner Engineering
  • Support to tender
  • 3rd Party Technical Review
  • Root Cause Analysis
  • R&D and technology screening

Electrical System Design

  • Cross Section Design for:
  • MV – HV
  • AC / DC
  • Static / dynamic cables
  • Cross Section design as per:
  • IEC standard & CIGRE recommendations
  • Non standard approaches with FEA (steady load, time dependent loads)
  • Thermal Analysis

Routing & Protection

  • Route definition and optimisation
  • Cable Burial Risk Assessment (CBRA)
  • Burial Assessment Study (BAS)
  • Cable/flexible Soil Interaction
  • Cable Protection Design (Rock Berm, Concrete Mattresses, rock bags, etc.)
  • Cable Crossing Design
  • On-bottom stability,
  • On-bottom roughness, free-span assessment

Cable / Flexible Local analysis

  • All type of cross sections
  • Non-linear behaviour of material
  • Stress behviour of each component
  • Load sharing
  • Capacity curve
  • Crush loads

Global analysis:

  • Configuration design (lazy waves, tethered wave, lazy S …)
  • Accessories specifications (buoyancy modules, bend stiffener, …)
  • Optimization
  • All type of floaters (Floating wind turbine, O&G floaters, …)
  • Unbounded / bounded hoses
  • CPS design verification / optimization for bottom fixed wind turbine
  • General arrangement verification
  • Seabed influence
  • Satibilization (rock berm, mattresses, rock bags, …)
  • Flow amplification
  • All types of analyses can be performed:
  • Extreme analyses (static, ULS, ALS)
  • Fatigue analysis
  • VIV analysis
  • Interference analysis
  • Abrasion analysis

Transportation and Installation (T&I)

Sea Transport

  • Route definition
  • Weather criteria definition
  • Motion analysis
  • Grillage & Seafastening Design
  • Preparation of towage procedures
  • Bollard Pull & Resistance Calculations

Installation Analysis

  • Cable and Flexible Installation analyses (free-lay, pull-in, shore pull, etc.)
  • Lifting & Deployment Analysis
  • Load-in / Load-out
  • Weather downtime assessment
  • Offshore structures (jackets and topsides): Floatover, Lifting, Launching

Installation Methods

  • Installation methods design
  • Detailed procedures, tasks plan
  • Storyboards and drawings preparation

Ships and Floating Structures

Ships and Floaters Hydrodynamic

  • Loading Cases: weight distribution and inertia
  • Hydrodynamic database generation (RAO, QTF ecc)
  • Motion Analyses: operating, extreme or fatigue
  • Model tests specification, follow-up  and post-treatment

Vessel Design & Conversion

  • Concept and feasibility design (new built & conversion)
  • Vessel selection and Deck Layout
  • Vessel mobilization design
  • Global & Local structural analysis
  • Stability Analysis (Trim&Stab, Inclining experiment ecc)

Mooring System (Catenary & Quay)

  • Mooring systems design and verification (Quasi-Dynamic or Fully coupled time domain)
  • Mooring Hook-Up 
  • Mooring Installation Method
  • Heading Analysis for Turret System

Pipelines Engineering

Pipelines Installation Analyses (shallow and deepwater)

  • Rigid and flexible pipeline systems,
  • S-Lay, J-Lay, Reel Lay installation analysis,
  • shore pull analysis, AWTI analysis, lifting and lowering analysis, J-tube pull in analysis, fatigue analysis, curve stability assessment
  • Advanced Installation Analysis (In-line structure deployment and installation, Stalk-on riser installation, DAF analysis, Lazy wave riser installation, weld repair analysis, weather stand-by assessment, spooling analysis)

Pipelines In-Place Design (shallow and deepwater)

  • Field layout development
  • Flexible and rigid single and pipe-in-pipe systems design
  • Rigid spools design
  • Pipe and spool bend FE capacity
  • Pipelines global buckling and walking analyses

Offshore Methods Engineering (shallow and deepwater)

  • Installation and contingency procedures
  • Conventional Offshore:
  • Rigid Pipeline Installation Methods (export lines and Infield flowlines)
  • Offshore structures (jackets and topsides)
  • Subsea Installations (Subsea Structures Installation, Flexible Flowlines Installation, Umbilical and Flying Leads Installation, Spools and Jumpers Installation)
  • Project engineering management