SURF Project Portfolio

Subsea, Umbilicals, Risers & Flowlines

Comprehensive Transportation, Installation & Pre-commissioning Solutions
Delivering Complex Subsea Infrastructure Across Nigeria’s Offshore Fields

SURF Project Experience

Marine Platforms Limited (MPL) has established an exceptional track record in SURF (Subsea, Umbilicals,
Risers, and Flowlines) projects, delivering comprehensive engineering, procurement, construction, and
installation services across diverse water depths from shallow water to ultra-deepwater environments. Our
portfolio spans over 15 years of successful project execution across Nigeria’s premier offshore fields.

MAJOR PROJECTS

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FLOWLINES INSTALLED

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UMBILICALS & CABLES

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SURF Services Overview

MPL delivers complete SURF solutions encompassing the entire project lifecycle from initial engineering through final commissioning. Our integrated approach combines deep technical expertise, proven methodologies, and advanced engineering capabilities to deliver reliable, cost-effective subsea infrastructure solutions.

Core SURF Capabilities

Flexible risers & flowlines installation
Rigid pipeline systems
Umbilical installation & termination
Power cable installation
Subsea manifold deployment
Mid-water arch structures
Subsea tie-in operations
FPSO hook-up & commissioning

Engineering Services

Installation engineering & analysis
Deck planning & equipment layout
Sea-fastening & structural design
Loadout & transportation engineering
Pull-in analysis & procedures
Deployment analysis & simulations
Mobilization & demobilization planning
Pre-commissioning engineering

Recent SURF Projects

First E&P MADU SURF TIP (2023)

Project Overview

Field: Anyala-Madu | Water Depth: 25m – 55m | Status: Completed 2023

Water Discharge Flexible Riser

8" Diameter

1.2km Length

MADP1 SSIV Manifold Installation

Subsea Isolation Valve

25-55m WD

MADU Umbilical Recovery & Relay

23.3km Total Length

700m Damaged Section

Locate & recover damaged umbilical section
Re-lay new umbilical segment
J-tube pull-in to TUTU platform
Scuba diving operations
Umbilical testing & termination
Pull-in analysis & procedures

Anyala-Madu SURF TIP (2020

A comprehensive SURF project involving the transportation, installation, and pre-commissioning of complete subsea infrastructure including mid-water arch, risers, flexibles, umbilicals, and power cables.

Project Scope

Field: Anyala-Madu | Water Depth: 25m – 55m | Status: Completed 2020

CPI Transport: Loadout & transportation of Client Provided Items from Europe to Nigeria

Mid-Water Arch (MWA)

Complete with 4 anchor piles installation

Rigid Riser Assemblies

2 complete RRA systems installed

4" Dynamic Riser

160 meters length flexible system

6" Injection Risers

427m oil & gas injection dynamic risers

10" Systems

1.434km oil & gas injection risers & flowlines

12" Oil Systems

1.286km dynamic risers & static flowlines

Power Cables

23.563km umbilical power cables

SSIV Umbilical

189m subsea isolation valve umbilical

Deep Water SURF Projects

Comprehensive shallow water SURF project involving multiple flexible riser and flowline systems connecting various jacket platforms to gas gathering facilities.

Project Overview

Field: Meji | Water Depth: 5.6m – 10.5m | Status: Completed 2019

Scope: Design, fabrication, transportation, installation & pre-commissioning of flexible pipe systems

Flexible Riser Systems

4" & 6" Diameter

6.12km Total

Engineering & Fabrication

Subsea Isolation Valve

25-55m WD

Subsea clamps design & fabrication
Hang-off clamps with anodes
Uraducts installation
Concrete mattresses deployment
Loadout & transportation from Europe
Pre-commissioning of all flexibles

Meji Flexible Pipes TIP (2018-2019)

Agbami Water Injection Flexible (2018-2019)

Water Injection Flowline

Agbami Field

1,500m WD

Dec 2018 - Jan 2019

Technical Highlights

Agbami Phase 3 SURF TIP (2015-2016)

Major deepwater SURF project involving transportation and installation of flexibles, umbilicals, manifolds, and subsea structures with comprehensive pre-commissioning scope.

Project Overview

Field: Agbami | Water Depth: 1,500m | Duration: 2015-2016 | Status: Completed

CPI Transport: Multiple shipments from Europe and Asia to Nigeria

Production Flowline

4 x 8″ flexible flowlines – 2.92km total

Water Injection

1 x 8″ WI flowline – 1.40km

Gas Injection

1 x 6″ GI flowline – 1.30km

Jumpers

8 x 6″ jumpers – 680m total

Flying Leads

Multiple HFL & EFL installations

Umbilical System

OD 178mm – 2.88km total length

Manifold IUTA

6 infield umbilical termination assemblies

Manifolds

2 production + 1 temporary manifold

Suction Piles

2 main manifold foundation piles

Support Structures

2 temporary parking frames

Mid-Water & Complex SURF Projects

Oyo Phase 1 Expansion (2014-2015)

Comprehensive field expansion project involving subsea asset surveys, equipment recovery, relocation, and installation of new infrastructure in mid-water depths.

Project Overview

Field: Oyo | Water Depth: 200m – 500m | Duration: 2014-2015 | Status: Completed

Survey & Recovery Operations

Phase 1

200-500m WD

Complete GVI survey of subsea assets
X-Trees, flowlines, umbilicals inspection
Flying leads assessment
Wet parking stands installation & recovery
Subsea equipment disconnection
Control systems disconnection from trees

Installation & Commissioning

Phase 2

New Infrastructure

X-Trees recovery & re-installation
Flying leads (EFLs & HFL) recovery & reinstall
New flowlines installation
Umbilical recovery & re-installation
Mattress crossing installation
Pre-commissioning of flowlines & umbilicals
FPSO commissioning support

ABO Phase 3 SURF TIP (2013-2015)

Multi-year deepwater SURF project involving comprehensive subsea infrastructure installation, tie-ins, and commissioning support for the ABO field development.

Project Overview

Field: ABO | Water Depth: 1,400m | Duration: 2013-2015 | Status: Completed

CPI Transport: Loadout & transportation from Europe to Nigeria

Subsea Structures Installation

1,400m WD

2013-2015

1 Subsea Distribution Unit (SDU)
1 Wet parking stand
1 PLEM with suction pile
X-Trees installation
Equipment disconnection operations
Flowline disconnection & relaying

Flexibles & Umbilicals

5.175km Flowlines

2.235km Umbilical

6" flexible flowlines - 5.175km total
Static in-field umbilical - 2.235km
Flying leads - 6 HFLs & 8 EFLs
Tie-ins of all flexible systems
Pigging loop disconnection & reconnection
Pre-commissioning services
FPSO commissioning support

Historical SURF Achievement

Oyo FPSO SURF Hook-up (2009)

Early demonstration of MPL’s SURF capabilities, establishing the foundation for our extensive portfolio in subsea infrastructure.

Project Overview

Field: Oyo | Water Depth: 200m – 500m | Year: 2009 | Status: Completed

Riser Recovery & Hook-up

Production riser recovery
Gas lift risers recovery
Gas injection risers recovery
Transfer to FPSO winch for hook-up
Integration with FPSO systems
Control systems disconnection from trees

Flowline & Control Systems

SURF Project Timeline

2023 First E&P MADU SURF TIP

8" flexible riser, SSIV manifold, 23.3km
umbilical recovery & re-lay with J-tube
pull-in and termination.

Anyala-Madu | 25-55m WD

2020 Anyala-Madu SURF TIP

Complete mid-water arch, 2 RRAs, multiple
flexible systems (4"-12"), 23.563km power
cables, and SSIV umbilical with full
commissioning.

Anyala-Madu | 25-55m WD

2018-2019 Meji Flexible Pipes TIP

Design, fabrication, and installation of
6.12km flexible riser systems connecting
multiple jacket platforms

Meji Field | 5.6-10.5m WD

2018-2019 Agbami WI Flexible Installation

Ultra-deepwater water injection flexible
flowline installation with comprehensive
pre-commissioning.

Agbami | 1,500m WD

2015-2016 Agbami Phase 3 SURF TIP

Major deepwater project with 5.42km
flexibles, 2.88km umbilical, 6 manifold
IUTAs, 2 production manifolds, and
complete subsea structures.

Agbami | 1,500m W

2014-2015 Oyo Phase 1 Expansion

Complete GVI survey, X-Trees recovery &
reinstallation, new flowlines, umbilical
systems, and FPSO commissioning
support.

Oyo Field | 200-500m WD

2013-2015 ABO Phase 3 SURF TIP

Deepwater subsea structures, 5.175km
flexible flowlines, 2.235km umbilical, flying
leads, and comprehensive commissioning.

ABO Field | 1,400m WD

2009 Oyo FPSO SURF Hook-up

Multiple riser recovery operations, gas lift
systems, flying leads installation, and
termination assemblies.

Oyo Field | 200-500m WD

Project Impact & Achievements

Over 15 years of SURF project execution, MPL has established an exceptional track record of delivering complex subsea infrastructure on time, on budget, and to the highest quality standards. Our comprehensive portfolio demonstrates our technical versatility, engineering excellence, and operational proficiency across diverse field conditions and project requirements.

Cumulative SURF Achievements

FLEXIBLE FLOWLINES

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UMBILICALS & CABLES

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MANIFOLD SYSTEMS

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SUBSEA STRUCTURES

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MAJOR FIELDS

Operational Excellence

Safety & Quality

Technical Innovation

Client Value Delivery

Our SURF projects consistently deliver exceptional value through optimized engineering, efficient execution, and comprehensive commissioning support that enables clients to achieve first oil/gas on schedule and commence production without delays.

Proven Track Record

MPL’s SURF portfolio demonstrates our ability to deliver complex subsea infrastructure across all water depths, from shallow water platforms to ultra-deepwater developments. Our integrated approach combining engineering excellence, operational expertise, and project management proficiency ensures successful project outcomes that meet or exceed client expectations.