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									   OFFSHORE

PIPELINE SYSTEMS
                By
        Raj Kumar
         Sr. Manager




    Delivering excellence through people
                                           Offshore Pipeline Systems

                                               Slide Number - 1 of 70
                                                   ENGINEERS
                                                 INDIA LIMITED
                                              EPC and Total Solutions
                                              Consultancy Organization

                                                              f
                                               Petroleum Refineries
                                               Petrochemicals
                                               Pipelines
                                               Offshore Platforms
                                               Gas Processing
                                               Metallurgy
                                               Infrastructure
                                                               Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                   Slide Number - 2 of 70
              OFFSHORE PIPELINE SYSTEMS
Modes of Hydrocarbon Transportation - India

                                          35%
                                          30%
Pipelines                     32%         25%
                                                                         Pipelines
                                          20%
R dT k
Road Tankers                  32%                                        Road Tankers
                                          15%                            Rail Tankers
Rail Tankers                  26%         10%                            Water Carriers
                                           5%
Water Carriers                10%
                                           0%
                                                           % Share




                                                                     Offshore Pipeline Systems
    Engineers India Ltd – Delivering excellence through people
                                                                         Slide Number - 3 of 70
          OFFSHORE PIPELINE SYSTEMS
                           Various Stages

                                                 Introduction
                                                 Components
                                                 Stages of Offshore
                                                 Pipeline Project
                                                 Construction Testing &
                                                 Construction,
                                                 Commissioning
                                                   deo
                                                 Video



                                                              Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                  Slide Number - 4 of 70
          OFFSHORE PIPELINE SYSTEMS
                              Introduction

                                Why pipelines?

    Safer
    Environment friendly
               gy q
    Least energy requirement
    Lowest maintenance costs
    Minimal impact on land use pattern
    Negligible loss of product in transit
    High reliability
                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                 Slide Number - 5 of 70
             OFFSHORE PIPELINE SYSTEMS
                                 Introduction
                                   p
                  What can be Transported ?

   Liquids                                          Gases
Crude Oil                                           Natural Gas
Petroleum Products                                  Any other Gas
Petrochemical Products
Chemicals                                                            form)
                                                    Solids(in slurry form)
   Water                                            Coal
   LPG                                              Ores
                                                    Tailings

                                                                    Offshore Pipeline Systems
   Engineers India Ltd – Delivering excellence through people
                                                                        Slide Number - 6 of 70
           OFFSHORE PIPELINE SYSTEMS
                               Introduction

Onshore pipelines                                  Submarine pipelines
                                                   Trunk lines
Cross Country Trunk
pipelines
                                                    Infield pipelines
Spur Lines
                                                    Intra-field pipelines
                                                    Intra-
Gathering & Distribution
lines                                               Offshore terminals (SPM and
                                                    jetties)

                                                    Effluent outfalls

                                                                        Offshore Pipeline Systems
 Engineers India Ltd – Delivering excellence through people
                                                                            Slide Number - 7 of 70
          OFFSHORE PIPELINE SYSTEMS
                              Introduction

               Major Offshore Fields of India

          •   Bombay High North & South
          •         Bassien,
              South Bassien, Tapti
          •   Neelam, Heera, Panna,
              Neelam, Heera, Panna, Mukta
          •   Ravva
          •   Cauvery Basin
          •   KG Basin
          •   Dhirubhai Ambani Field

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                 Slide Number - 8 of 70
  OFFSHORE FIELDS OF INDIA (West Coast)


                                                                   HAZIRA




                      BOMBAY HIGH FIELD                             PANNA FIELD


                                               BASSEIN FIELD

                                                   NEELAM FIELD                   URAN
                                                       HEERA FIELD Pipeline Systems
Engineers India Ltd – Delivering excellence through people       Offshore

                                                                        Slide Number - 9 of 70
  OFFSHORE FIELDS OF INDIA (East Coast)




                                           DA FIELD
               KG BASIN




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 10 of 70
            OFFSHORE PIPELINE SYSTEMS
                          Sequence of Flow

Well Head                           Process cum                   T k
                                                                  Tanker
Platform                               Living
                                      Quarters                 Offloading




Onshore Gas                                  Sub Sea
  Terminal                                   Pipeline


                                                               Offshore Pipeline Systems
  Engineers India Ltd – Delivering excellence through people
                                                                  Slide Number - 11 of 70
          OFFSHORE PIPELINE SYSTEMS
         Offshore Pipeline Components




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 12 of 70
          OFFSHORE PIPELINE SYSTEMS



                                  Platform




                                                                         Jacket
                                   Riser




                                     Pipeline
                                       p             Riser
                                                     bend
                                                     b d




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 13 of 70
          OFFSHORE PIPELINE SYSTEMS
                       Typical Field Layout

                               NLM11

N                      NLM10


                       NLM8
              NLM9
                       NLM6
                NLM7
                           NLM4
                   NLM5
                                  NLM3
                          NLP
                                      SBM
                        NLW
                                   NLF
                     WN2
                                 NLM2                        LEGEND
                                   NLM1                        W I LINES
                           WN1
                                                               W F LINES
                                                               GAS /OIL LINES
                                                               CRUDE OIL LINES
                                            HOL                PLATFORM
                                                               SBM
                           HUT PIPELINES
                                            HGL                EXISTING PIPELINES



                                                                      Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                         Slide Number - 14 of 70
            OFFSHORE PIPELINE SYSTEMS
Pipelines for Loading/Unloading Systems
Loading/Unloading Jetties
Single Point Mooring Systems(SPM)




                                                               Offshore Pipeline Systems
  Engineers India Ltd – Delivering excellence through people
                                                                  Slide Number - 15 of 70
              OFFSHORE PIPELINE SYSTEMS

                   Conventional Oil Jetty




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 16 of 70
          OFFSHORE PIPELINE SYSTEMS
                 SPM – Crude Offloading




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 17 of 70
          OFFSHORE PIPELINE SYSTEMS
          Schematic – Crude Offloading




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 18 of 70
               SPM-Hose Configurations




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 19 of 70
                                     Hoses




  1.                 Off-
       First/ Second Off-buoy hose
         2. Mainline hose                                    1.    End connection
           3. Taper hose                                      2
                                                              2.    M i li h
                                                                    Mainline hose
            4. Tail hose
            5. Rail hose




                                                                              Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                                    Slide Number - 20 of 70
           OFFSHORE PIPELINE SYSTEMS
               Process Platform Complex


Crude Oil

Well Fluids

N t lG
Natural Gas

Injection Water
I j ti W t


                                                              Offshore Pipeline Systems
 Engineers India Ltd – Delivering excellence through people
                                                                 Slide Number - 21 of 70
            OFFSHORE PIPELINE SYSTEMS
                         Major Components

Platform Structure
  Lower Deck
  Cellar Deck
  Top Deck
  Heli Deck




                                                               Offshore Pipeline Systems
  Engineers India Ltd – Delivering excellence through people
                                                                  Slide Number - 22 of 70
OFFSHORE PIPELINE SYSTEMS
 Stages of an Offshore Pipeline Project




                                                              Offshore Pipeline Systems
 Engineers India Ltd – Delivering excellence through people
                                                                 Slide Number - 23 of 70
              OFFSHORE PIPELINE SYSTEMS

                       Codes &Standards
  DnV OS-F101              Det Norske Veritas,
                           Rules for Submarine Pipeline Systems
                                                  p       y
  ASME B 31.8              Gas Transmission and Distribution Piping
                           Systems
  ASME B 31.4              Liquid Transportation Systems for
                           Hydrocarbons, LPG and Anhydrous
                           Ammonia and Alcohols
  API 1104                 Standard for Welding Pipelines and
                           Related Facilities
  API 1110                 Pressure Testing of Liquid Petroleum
                           Pipelines
                             p
  NACE MR 0175             Material Requirements – Sulphide Stress
                           Cracking Resistant Materials for Oil Field
                           Equipment

  IP 6                     I tit t of Petroleum –
                           Institute f P t l
                           Pipeline Safety Code




                                                                        Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                           Slide Number - 24 of 70
              OFFSHORE PIPELINE SYSTEMS

                       Stages of a Project

                         Conceptual Study
                                    y     y
                          Feasibility Study
                        Basic Engineering
                      Detailed Engineering
                              Construction
                Testing & Commissioning

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 25 of 70
              OFFSHORE PIPELINE SYSTEMS

                        Conceptual Study


Establish System Requirement
Evaluate Constraints on System Design
Identify Interface With Other Systems
Develop Design Data Requirements
Assess Construction Methodology
 Finalize the Concept



                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 26 of 70
              OFFSHORE PIPELINE SYSTEMS

                         Feasibility Study


Evaluate Technical Options
Eliminate Unviable Options
Firming up of Process Facilities
Develop Broad System Specifications
Establish Project Cost
        j      p
Plan Project Implementation Scheme



                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 27 of 70
              OFFSHORE PIPELINE SYSTEMS

                       Basic Engineering
Finalise Process Scheme & Equipments
Environmental & Process Data Review
Pipeline Routing & Size Optimization
Establish Requirements for
     Surveys and Investigations
     Material of Construction
     Preliminary Analysis
     Construction
     Construction, Testing and Commissioning
Develop Implementation Schedule

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 28 of 70
              OFFSHORE PIPELINE SYSTEMS

                           Safety Aspects

    Environmental Parameter and Soil Data
    E i       t lP      t     d S il D t
                            Pipeline Stability
                          Shore Approaches
                       Trenching and Burial
                 Safety of Existing Facilities



                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 29 of 70
              OFFSHORE PIPELINE SYSTEMS

         Detailed Design & Engineering

   Engineering Design Basis
   Route Engineering & Surveys
   Engineering analysis and Calculations
   Specification and Job Standards
   Engineering for Procurement
   Drawings for Construction
   Installation analysis and Procedures

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 30 of 70
              OFFSHORE PIPELINE SYSTEMS

                             Design Basis

      Basic Data
      Design Codes and Standards
      Design Philosophy
      Operation and maintenance philosophy
      Environmental Criteria
           Installation
           Operation
      Criteria for engineering analysis
                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 31 of 70
              OFFSHORE PIPELINE SYSTEMS

                          Route Selection

           Routing Considerations
                 Pipeline length
                 Sensitive areas
                 Obstructions
                 Ob t ti
                 Installation Limitations
                 Crossings
                 Drilling Rig Movement / Access
          Surveys
                 Geo-           Geo-
                 Geo-physical & Geo-technical Surveys
                 Platform Approach / Riser Face Survey
                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 32 of 70
              OFFSHORE PIPELINE SYSTEMS

      Pipeline Wall Thickness Selection

                 Analysis / Calculations
                       Hoop Stress
                       Buckle Initialtion
                       Buckle Propagation
                       B kl P            ti
                       Collapse Bucking
                       Local Buckling
                 Pipeline Stress Checks
                       Hoop Stress
                       Equivalent Stress
                 Analysis Tools
                                         ‘Pipecalc’
                       PC Based Software ‘Pipecalc’
                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 33 of 70
              OFFSHORE PIPELINE SYSTEMS

             Wall Thickness Calculation

                            For Off h r Pip lin
                            F r Offshore Pipelines

   t=      PD          co os o      ow ce
                     + corrosion allowance
        2.SMYS.a
   where
                                        psig.
   P is the internal design pressure in psig
   S is the specified minimum yield strength
   D is the pipe outside diameter in inches.
   t is the nominal wall thickness in inches.
   a is the design factor (0.72 for pipeline and 0.5 for riser)

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 34 of 70
                   OFFSHORE PIPELINE SYSTEMS

                      Allowable Stress Limits
Design Condition             Stress                      Allowable Stress (% SMYS)
                             Classification                     ( p      )
                                                         Zone 1 (Pipeline)          (     )
                                                                             Zone 2 (Riser)

Installation : 1 year
Environmental                Equivalent Stress                    85                 85
Loading
Functional                   Hoop Stress                          72                 50
                             Equivalent Stress                    72                 50
Functional + 100             Hoop Stress                          72                 50
year Environmental
                             Equivalent Stress                    85                 67
Loading
Hydrotest + 1 year           Hoop Stress                          90                 90
Environmental
                             Equivalent Stress                    90                 90
Loading

                                                                               Offshore Pipeline Systems
     Engineers India Ltd – Delivering excellence through people
                                                                                  Slide Number - 35 of 70
               OFFSHORE PIPELINE SYSTEMS

                        Types of Linepipes

Seamless up to 16”
               16”                               LSAW 18” and above




                                                              Offshore Pipeline Systems
 Engineers India Ltd – Delivering excellence through people
                                                                 Slide Number - 36 of 70
              OFFSHORE PIPELINE SYSTEMS

                    Engineering Analysis

              Pipeline Stability (Lateral & Vertical)
              Pipeline Expansion
              Pipeline Spans
              Riser
                  y
              Analysis Tools
                                     ‘Pipecalc’
                   PC Based Software ‘Pipecalc’




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 37 of 70
              OFFSHORE PIPELINE SYSTEMS

                Anti-Corrosion
                Anti Corrosion Coatings

                Coating Types
                      Coal Tar Enamel
                      Fusion Bonded Epoxy
                Selection Criteria
                     Service Conditions
                     Performance Record
                     Ease of Repair
                     Cost Effectiveness
                     Compatibility with Concrete Coating

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 38 of 70
              OFFSHORE PIPELINE SYSTEMS

                        Pipeline Crossing
    Type
           Exposed Pipelines (Single / Multiple)
           Buried Pipelines (Single / Multiple)




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 39 of 70
              OFFSHORE PIPELINE SYSTEMS

                        Pipeline Crossing
    Analysis
           Permissible Spans (Static & Dynamic)
           Stress Analysis
           Stability of Supports
    Analysis Tools
                    In-
           PC Based In-house Software ‘Pipe Cross’




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 40 of 70
              OFFSHORE PIPELINE SYSTEMS

     Pipeline Engineering Design Tools

PIPECALC                    Sub sea Pipeline Calculations –
                            J P Kenny
PRISE                       Riser Analysis – J P Kenny

REGIS                       Alignment Sh t G
                            Ali                       ti
                                     t Sheet Generation & D        i
                                                             Drawing
                            Management – J P Kenny
OFFPIPE                     Pipeline/Riser Installation Analysis –
                                b        l h
                            Robert J. Malahy Jr.
SPAN                        Riser Span Evaluation - EIL

PIPECROSS                   Pipeline Crossing Analysis - EIL

CAESER II                   Piping Stress Analysis - COADE

                                                               Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                  Slide Number - 41 of 70
                OFFSHORE PIPELINE SYSTEMS

                         Major Deliverables
   Design Reports                  Drawings             Procurement/ Tenders
Design Basis               Field Layout                 Material
                                                        Specifications
Route Selection            Alignment Sheets             Material Requisitions
Wall Thickness             Platform Approaches          Technical Evaluation
Stability                  Crossing Details             Vendor Data Review
Pipeline/Riser Spans       Riser Location               Survey Tenders
Crossings                  Riser make-up                Installation Bid
                                                        Package
Risers/Flexibility         Clamp Details                Contractor’s
                                                        Installation Procedure
                                                        Review
                                                        R i
In-situ stress analysis PLEM/ Lateral/ Spool
                        Details
Cathodic Protection


                                                                             Offshore Pipeline Systems
  Engineers India Ltd – Delivering excellence through people
                                                                                 Slide Number - 42 of 70
  OFFSHORE PIPELINE
       SYSTEM


                                LAYOUT

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 43 of 70
              OFFSHORE PIPELINE SYSTEMS

      Components of Offshore Pipeline

                                    Risers
                                  Laterals
                            Main Pipeline
        Pipeline End Manifolds (PLEMs)
Shore Approaches & Terminal Facilities
    Electrical & Instrumentation System
                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 44 of 70
                               OFFSHORE PIPELINE SYSTEMS

         Schematic of Offshore Pipeline System


          BPB                                SBHL-3                           42" SBHT PIPELINE
       PLATFORM                                                                                                            24"
                          24"         24"         30"                24"               24"             24"                                 POINT


                                                                                                                                       A

                     SBHL-1         SBHL-2                                        SBHL-5            SBHL-6            SBHL-7

                                                               SBHL-4
             BPA              30
                              30"
          PLATFORM                     PLEM




    LEGEND
                                              A
HYDRAULIC ACTUATED
BALL VALVE
                                                                                                                                          HAZIRA
GAS ACTUATED BALL              LANDFALL                 14"             14"      14"          14"    14"            14"
VALVE
                                                                                                                                        RECIEVING
                                   POINT
                                                              SV-1                     SV-2                  SV-3                       TERMINAL
GAS ACTUATED PLUG
VALVE                                                                                         MINDHOLA                       TAPI
CHECK VALVE                                                   OFFSHORE          ONSHORE         RIVER                       RIVER
INSULATING JOINT                                               SECTION          SECTION                                   Offshore Pipeline Systems
          Engineers India Ltd – Delivering excellence through people
                                                                                                                             Slide Number - 45 of 70
Alignment Sheet
               Sample Alignment Sheets (Offshore)




                                              I


                                                                Offshore Pipeline Systems
   Engineers India Ltd – Delivering excellence through people
                                                                   Slide Number - 46 of 70
                        Sample Riser Drawings
                                    (Riser GAD)




                                                               Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                             Riser Drgs.
                                                                  Slide Number - 47 of 70
                        Sample Riser Drawings
                           (Riser Approach Drawing)




                                                               Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                             Riser Drgs.
                                                                  Slide Number - 48 of 70
OFFSHORE PIPELINE SYSTEM



       INSTALLATION

        Delivering excellence through people
                                               Offshore Pipeline Systems

                                                  Slide Number - 49 of 70
                OFFSHORE PIPELINE SYSTEMS

 Construction,
 Construction Testing & Commissioning

Pipe Corrosion & Concrete
Coating
Welding and Joint Coating
Pipeline Laying
Specialty Items Installation
Riser Installation
Pipeline Crossing Installation
Testing, Dewatering
Testing Dewatering, Drying
and Commissioning


                                                               Offshore Pipeline Systems
  Engineers India Ltd – Delivering excellence through people
                                                                  Slide Number - 50 of 70
               OFFSHORE PIPELINE SYSTEMS
                                      q
                   Installation Techniques

Conventional Installation by
Laybarge
Installation by J Lay
Tow Techniques
Installation by Reelship




                                                              Offshore Pipeline Systems
 Engineers India Ltd – Delivering excellence through people
                                                                 Slide Number - 51 of 70
              OFFSHORE PIPELINE SYSTEMS
                               p y      g
                             Pipelay Barge




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 52 of 70
              OFFSHORE PIPELINE SYSTEMS
                                           g
                                   Drill Rig




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 53 of 70
     OFFSHORE PIPELINE SYSTEMS
               Submarine Pipeline Laying
                                               S-
Pipeline laying operation done by Lay Barge by S-lay
method
Pipelay Analysis done using OFFPIPE software for Pipe
Stress Control at different depths and environmental
                              p
conditions




                                                              Offshore Pipeline Systems
 Engineers India Ltd – Delivering excellence through people
                                                                 Slide Number - 54 of 70
               OFFSHORE PIPELINE SYSTEMS
                  y          q
                Lay Vessel Requirements


Material Handling                                   Field Joint Coating
Conveyors                                             p
                                                    Pipe Davits
Line-up Station
Line-                                               Pipe Roller Supports
Welding Stations                                        g     y
                                                    Stinger System
Pipe Tensioners                                     Mooring System
A/R Winch
X-Ray Inspection


                                                                 Offshore Pipeline Systems
 Engineers India Ltd – Delivering excellence through people
                                                                    Slide Number - 55 of 70
              OFFSHORE PIPELINE SYSTEMS
                             p
                           Pipe Tensioner




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 56 of 70
              OFFSHORE PIPELINE SYSTEMS
       y          q                g
     Lay Vessel Requirements - Stinger




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 57 of 70
              OFFSHORE PIPELINE SYSTEMS
                      p    y
     Installation – Pipe Lay Procedures

Pipelay Initiation

Continuous Pipelay

Pipelay Down

(Abandonment)

Riser Installation


                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 58 of 70
              OFFSHORE PIPELINE SYSTEMS
                                     (   )
                      Landfall Point (LFP)




        Landfall                                         Shore-Pulling
                                                         Shore-
                                                                  Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                     Slide Number - 59 of 70
              OFFSHORE PIPELINE SYSTEMS
                                        y
                       CCWC for Stability




               g
Concrete Coating                                           p     g g
                                                         Pipe Weighing
                                                                 Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                    Slide Number - 60 of 70
              OFFSHORE PIPELINE SYSTEMS
                         Riser installation




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 61 of 70
              OFFSHORE PIPELINE SYSTEMS
         p                  y         g
       Pipeline Protection by Trenching


       To Enhance/Improve Stability

       To Provide Protection Against Offshore
       Operations

       To Avoid Span Correction




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 62 of 70
             Lay barge VMGL Regina 250




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 63 of 70
                                     Stinger




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 64 of 70
                            Pipeline Laying




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 65 of 70
                        Field Joint Coating




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 66 of 70
                    Fit – up for installation




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 67 of 70
           Lifting operations in Lay barge




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 68 of 70
       Pipeline Laying Video




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 69 of 70
           LSAW PIPE MANUFACTURING




                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 70 of 70
                                Thank You



                   www.engineersindia.com

                                                             Offshore Pipeline Systems
Engineers India Ltd – Delivering excellence through people
                                                                Slide Number - 71 of 70

								
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