Offshore platform

NAUTIC MIDDLE EAST

Our Projects

Offshore structural engineering, strengthening and marine infrastructure.

PROJECT PORTFOLIO

Engineering In Practice

13 Projects

13 Completed · 0 Ongoing

Our experience covers inspection, assessment and Strengthening, Modification and Repair (SMR) of offshore platforms for life extension, alongside subsea pipeline and berth design.

Marine consultancy work for the FEED of the New North Pier at KNPC’s Mina Al Ahmadi Refinery

Port & Berth Design

Marine consultancy work for the FEED of the New North Pier at KNPC’s Mina Al Ahmadi Refinery

COMPLETION YEAR

2026

Kuwait

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Nautic Middle East is pleased to share that our marine consultancy work for the FEED of the New North Pier at KNPC’s Mina Al Ahmadi Refinery in Kuwait was completed in 2026.

Awarded by Tebodin Bilfinger in October 2025, the assignment covered:

• Marine Design Basis
• Satellite-Derived Bathymetry
• Jetty Layout and Sections
• Marine Numerical Modelling
• Dredging Channel Layout
• Berthing and Mooring Analysis
• Fast-Time and Real-Time Simulation
• Coastal Design
• Pipeline Shore Approach Layout and Sections

Our in-house team delivered the marine engineering scope, with the fast-time and real-time simulations undertaken in collaboration with Siport21.

We would like to give special recognition to Siport21, an international specialist in ship manoeuvring, port and fairway design, and maritime operations. Their advanced simulation capabilities enable detailed assessment of vessel movements, tug assistance and the effects of wind, waves and currents, supporting informed decisions on marine design and operational safety.

The results have been presented to the end client and received positively.

We thank Tebodin Bilfinger for their trust, Siport21 for their valued collaboration, and our in-house team for their commitment and technical dedication.

Structural Assessment and SMR Design for LAM-22 and LAM-75

Structural Assessment & SMR Design

Structural Assessment and SMR Design for LAM-22 and LAM-75

COMPLETION YEAR

2026

LAM-22 and LAM-75 platforms

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Structural assessment, fatigue analysis and SMR design for jackets and topsides.

Nautic Middle East performed structural assessment and SMR design for LAM-22 and LAM-75. The project was completed in 2026.

Scope Of Work

  • SACS structural modelling incorporating inspection results, pile–soil interaction and non-tubular connection modelling challenges.
  • Linear and nonlinear analysis of jackets and topsides for structural assessment and SMR design.
  • Fatigue analysis to develop a risk-based inspection plan.
  • Finite element analysis to calculate stress concentration factors for non-tubular connections.
  • Preparation of the SMR plan, SMR drawings and RBI plan.
Concept Design for Doralleh Multi Purpose Port

Port & Berth Design

Concept Design for Doralleh Multi Purpose Port

COMPLETION YEAR

2025

Djibouti

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Feasibility and concept design for a new berth serving the oil and gas industry.

Bilfinger Tebodin Middle East awarded Nautic Middle East DMCC the concept design for Doralleh Multi Purpose Port in Djibouti in January 2025.

The feasibility study compared options to identify a suitable solution on both economic and technical grounds. The new berth was designed to serve the oil and gas industry.

Scope Of Work

  • Feasibility study and comparison of design options.
  • Preparation of general arrangements and layouts.
  • Metocean study to establish environmental load characteristics for the new berth design.
Structural Inspection, Assessment and SMR Design of R1 Complex Offshore Platforms

Structural Inspection, Assessment & SMR

Structural Inspection, Assessment and SMR Design of R1 Complex Offshore Platforms

COMPLETION YEAR

2024

R1 Complex offshore platforms

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Jacket and topside inspection, structural assessment and retrofit design across four platforms.

Nautic Middle East received the contract in 2020 for structural inspection, assessment and SMR design of the jackets and topsides at R1 Complex. Inspection and engineering work ran from 2020 to 2023, with project completion in 2024.

The complex comprises two four-legged platforms, one eight-legged platform and one three-legged platform. Reported damage included denting, corrosion, fire exposure, flooding, anode wastage and holes. The owner planned strengthening and topside equipment revamping for field development.

Scope Of Work

  • Pre-inspection engineering and selection of inspection locations using an API risk-based inspection approach.
  • Jacket and topside assessment to API RP 2SIM, DNV and ISO requirements using SACS, USFOS and IDEA StatiCa.
  • Linear and nonlinear analysis, including in-place, seismic, fatigue and pushover assessments.
  • Retrofit design through member grouting, member replacement, joint clamping and load reduction.
  • Finite element and spreadsheet design of unstressed grouted clamps for problematic welds and stressed clamps for risers and J-tubes.
  • Renewal and resizing of boat landings and barge bumpers to improve capacity and reduce applied wave forces.
  • General visual inspection, wall-thickness readings, flooded-member detection, ACFM weld NDT, riser surveys, cathodic-protection readings and anode surveys.
Well Integrity Engineering and Structural Assessment for 2SKC Offshore Platform

Well Integrity & Structural Assessment

Well Integrity Engineering and Structural Assessment for 2SKC Offshore Platform

COMPLETION YEAR

2018

2SKC offshore platform

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Remedial engineering for wellhead growth, including casing analysis and structural restraint.

Nautic Middle East provided engineering services to address wellhead growth on the 2SKC platform. Insufficient cement bonding in the surface casing caused the wellhead growth issue.

A diving team inspected the conductor externally down to the seabed. The well engineering team used WELLCAT to analyse casing and conductor loading and simulate the wellhead-growth loads for a solution incorporating the platform structure.

Scope of work

  • External conductor inspection and casing/conductor loading analysis.
  • Design for a reported 400 MT wellhead-growth load.
  • Top-job UHPC grouting to secure the surface casing to the conductor.
  • Structural restraint by connecting the conductor to a new pile driven adjacent to the jacket legs.
FEED, Basic Design and EPCI Tender Package Preparation for 30” Subsea Gas Pipeline

Pipeline Engineering

FEED, Basic Design and EPCI Tender Package Preparation for 30” Subsea Gas Pipeline

COMPLETION YEAR

2016

Offshore platform-to-island pipeline

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FEED, basic design and EPCI tender documentation for a new 30-inch subsea gas pipeline.

Nautic Middle East performed FEED, basic design, EPCI tender package preparation and technical management of survey work for a 30-inch subsea gas pipeline.

The team reviewed the existing platform-to-island pipeline, which had leakages at multiple locations and previously installed clamps. The review covered intelligent pig reports, ROV reports, material studies and engineering analysis to ASME B31G and DNV-RP-F101.

Scope of work

  • New pipeline routing, sizing, hydraulic analysis and flow assurance studies.
  • Material selection, riser and spool-piece design, connection to the pig launcher and piping, crossings and mechanical design.
  • Shore approach, cathodic protection and onshore pipeline design, including valves and fittings up to the island’s existing pig receiver.
  • Risk assessment, dropped-object studies and HAZOP/HAZID meetings.
  • Hydrodynamic studies of route metocean data and seabed/coastal morphology studies addressing sediment behaviour, nearshore trenching and backfilling.
Well Integrity Campaign – Inspection and Conductor Corrosion Protection

Well Integrity

Well Integrity Campaign – Inspection and Conductor Corrosion Protection

COMPLETION YEAR

2015

Doha, Qatar

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Inspection, strengthening and corrosion protection of well structural casing.

The campaign began in August 2014 at Occidental Oil and Gas in Doha, Qatar. The first inspection phase supported a well integrity campaign for Dolphin Energy Ltd, covering strengthening and corrosion protection of well structural casing.

General visual inspection identified conductors requiring service to support safe operation for their remaining design life and beyond. The inspection findings informed the subsequent strengthening and corrosion protection phase.

Scope of work

  • Annulus cleaning with an ultra-high-pressure water jet.
  • Final inspection of the cleaned annulus using a downhole camera.
  • Grouting and filling the annulus between structural casing and conductor casing with Nax Q110 ultra-high-performance grout.
Strengthening of R4 Platform

Strengthening & Grouting

Strengthening of R4 Platform

COMPLETION YEAR

2015

108 km southwest of Lavan Island

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Grouting of 23 infilled members and 16 clamps on the R4 offshore platform.

Nautic Middle East DMCC carried out strengthening works on the R4 platform, located 108 km southwest of Lavan Island. The scope covered grouting of 23 infilled members and 16 clamps.

Scope of work

  • Preparation of the grouting procedure.
  • Supply and delivery of binder, lubrication mix and Nax Q140 grout material.
  • Provision of grouting equipment and certified personnel.
  • On-site quality monitoring and preparation of project documentation.
Survey and Analysis of Buckled Subsea Conductor

Inspection & Assessment

Survey and Analysis of Buckled Subsea Conductor

COMPLETION YEAR

2014

Subsea appraisal well

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Internal inspection and finite element analysis of a damaged, buried subsea conductor.

Nautic Middle East inspected a buckled conductor at an appraisal mudline suspension well to establish the extent of damage and advise on repair or abandonment. The well could not be tied back until the damage was addressed.

The work took place in 70 m water depth. Almost the entire conductor was buried, with only the 34-inch DMR box exposed. To avoid extensive dredging, the team designed a special crawler for internal visual inspection and laser scanning of the 26-inch conductor.

Scope of work

  • Mobilisation of a suitable DP2 vessel and saturation diving support to deploy the crawler and manage seabed mud removal.
  • Remote crawler inspection identified a buckle approximately 10 m below the seabed. Cement gravel indicated rupture, preventing further crawler progress.
  • Soil and conductor finite element analysis to estimate the buried configuration and the depth of intact conductor for repair planning.
Structural Upgrade of LAM-28 Platform

Structural Upgrade

Structural Upgrade of LAM-28 Platform

COMPLETION YEAR

2014

Caspian Sea

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Jacket-leg annulus grouting to support workover activity and continued production.

Strengthening of the LAM-28 platform in the Caspian Sea finished in 2014. The work aimed to maintain platform safety and integrity for workover and continued production operations.

Scope of work

  • Preparation of grout inlets and outlets.
  • Provision of grouting supervision and equipment.
  • Grouting of the jacket-leg annulus.
Nasr Complex SMR Grouting

Strengthening, Modification & Repair

Nasr Complex SMR Grouting

COMPLETION YEAR

2012

Nasr Complex, Sirri district

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Offshore implementation of the N4 platform grouting works, including clamps and tubular infill.

In 2012, Dubai-based DULAM International awarded Nautic Middle East the full grouting contract for the N4 platform in the Nasr Complex, Sirri district.

Nautic’s engineering team had supported the SMR design phase in collaboration with GL Noble Denton. Structural analysis proposed 34 unstressed grouted clamps and 16 tubular fills.

Scope of work

  • Mobilisation of specialist personnel, offshore equipment and materials through Sharjah port, UAE.
  • Grouting of clamps and tubular members using Nautic’s proprietary ultra-high-performance cementitious grout.
  • Use of a pumpable, low-density grout developed for offshore applications to provide the additional stiffness needed to reinstate structural integrity.
Supervision of Drilling, Inspection and Annulus Grouting of Jacket Legs for LAM-22 Platform

Inspection & Grouting

Supervision of Drilling, Inspection and Annulus Grouting of Jacket Legs for LAM-22 Platform

COMPLETION YEAR

2012

LAM field, Turkmenistan, Caspian Sea

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Supervision of jacket-leg drilling, inspection and annulus grouting for platform strengthening.

LAM-22 is an offshore platform in the LAM field, Turkmenistan, in the Caspian Sea. The inspection scope covered 30 jacket legs at the production platform and 12 jacket legs at the old accommodation platform.

Nautic Middle East supervised drilling, jacket-leg inspection and annulus grouting for strengthening. Divers from DOTL carried out inspection and grouting under Nautic’s offshore supervision.

Scope of work

  • Supervision of drilling and jacket-leg inspection.
  • Grouting of the jacket-leg annulus using Nax Q80.
  • Strengthening works to extend the platform’s production life.
LAM-4 Platform Jacket Grouting Works

Platform Grouting

LAM-4 Platform Jacket Grouting Works

COMPLETION YEAR

2012

West of LAM field, Turkmenistan

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Grouting of jacket legs and diagonal members on the LAM-4 production platform.

LAM-4 is a production platform west of the LAM field in Turkmenistan. Installed in 1971, it has an approximately 1,280 m² deck area. Five jacket modules connect at the topside through a latticed module support frame.

Nautic Middle East DMCC provided grouting services for jacket legs and diagonal members to maintain safety and integrity for continued production.

Scope of work

  • Grouting spread comprising two 800 L paddle pan mixers, a Putzmeister TK40 concrete pump and a Putzmeister P13 concrete pump.
  • A series of 3-inch and 2-inch flexible grout hoses for the grouting operation.
  • Grout feeding into clamps through a 2-inch flexible hose and ball valve with a female camlock connection.

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