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1. Onshore Pipeline Installation
2. Shore Approach Construction
3. Offshore Pipelaying
4. Riser Installation
5. Post-lay Trenching
Proposed Methodology (Preliminary)
TA B L E O F C O N T E N T S
1) BRIEF INTRODUCTION TO COMPANY’S KEY PERSONNEL
2) FIELD MAP AND PIPELINE ROUTE
3) SCOPE OF WORKS
4) PIPELINE CONSTRUCTION AND INSTALLATION OVERVIEW
5) PROJECT SCHEDULE AND DURATIONS
6) PROPOSED PROJECT MANAGEMENT TEAM (PMT)
7) PIPELAY BARGE ‘OMBAK BIRU SATU’
1) PIPELAY BARGE ‘OMBAK BIRU SATU’ SPECIFICATIONS AND BARGE LAYOUT
2) BARGE WELDING STATIONS AND BARGE ROLLER ARRANGEMENT
3) STINGER DETAILS
4) PIPELAY BARGE PHOTOS
8) ONSHORE PIPELINE INSTALLATION FROM LANDFALL POINT TO LANDFALL STATION (APPROXIMATELY 5.3KM)
9) SHORE APPROACH & BEACHPULL METHODOLOGY AT LANDFALL POINT
10) SUBSEA PIPELAYING BY PIPELAY BARGE ‘OMBAK BIRU SATU 1 (APPROXIMATELY 12 KM)
1) ENGINEERING ANALYSIS
11) RISER INSTALLATION AT TBDP-A PLATFORM
12) PRE-COMMISSIONING METHODOLOGY
13) PRE AND POST TRENCHING WORKS SCOPE AND METHODOLOGY
14) SUMMARY OF MARINE SPREAD & MAJOR EQUIPMENT
15) PROJECT RELATED PHOTOS
Thai Binh-Ham Rong Gas Pipeline
LINEAR WINCH AT LANDFALL
POINT
PRE-TRENCH PRIOR TO PIPE PULLING FROM KP11.0 TO KP13.03
SUBSEA PIPELINE= 13.03 km = 1,056 jointsKP0.00
KP13.03
LAYING DIRECTION
300 Linear Winch
LAY BARGE
LINEAR WINCHSUBSEA
SPOOL TIE-IN
LAUNCHER AT TBDP-A
KP0.00
LAYING DIRECTIONPulling Direction
KP5.283
LAND PIPE = 5.283 km = 428 joints
SUBSEA PIPELINELANDFALL STATION (KP5.283)
LANDFALL POINT
TBDP-A
EXCAVATION USING
AMPHIBIOUS EXCAVATOR
RECEIVER AT LANDFALL STATION
NO. DESIGNATION NO.OF PERSON
1 PROJECT MANAGER 1
2 CONSTRUCTION MANAGER (OCS) 1
3 OPERATION MANAGER 1
4 HEAD OF PLANNING AND COST CONTROL 1
5 HEAD OF PROCUREMENT AND SUB-CONTRACTING 1
6 HEAD OF MARINE AND LOGISTIC 1
7 LOGISTIC COORDINATOR 1
8 ENGINEERING MANAGER 1
9 FIELD ENGINEER 4
10 QA/QC COORDINATOR 1
11 SAFETY COORDINATOR 1
12 DRAUGHTMAN 1
13 DOCUMENT CONTROLLER 1
TOTAL OF PMT 16 PERSONS
ENGINEERING ANAYLSIS - SHORE APPROACH - BEACH PULL CALCULATION - SHORE APPROACH – COFFERDAM DESIGN ANALYSIS
- PIPELAY ANALYSIS ( START-UP, LAYING,LAYDOWN )- RISER ANALYSIS- MISCELLANEOUS CALCULATION ( ANCHOR CATENARY, LINEAR WINCH HOLD-BACK
TIE-IN DOWN DESIGN, PULLING HEAD DESIGN , ETC.)
OPERATION / INSTALLATION PROCEDURES - PRE-LAY SURVEY ( HYDROGRAPHIC PROCEDURE )- WELDING PROCEDURE SPECIFICATION ( WPS )- PROJECT QUALITY PLAN ( PQP )- SAFETY MANAGEMENT MANUAL- ONSHORE PIPELINE PROCEDURE- SUBSEA PIPELINE INSTALLATION PROCEDURE - SHORE APPROACH - BEACH PULL PIPELINE PROCEDURE- RISER INSTALLATION PROCEDURE- SUBSEA SPOOL INSTALLATION PROCEDURE- PRE-TRENCHING PROCEDURE- PRE-COMMISSIONING PROCEDURE (PIGGING, HYDROTESTING, DEWATERING, AIR-DRYING &
NITROGEN PACKING)
- POST-TRENCHING PROCEDURE- PROJECT CLOSED-OUT REPORT
Pipelay Barge Ombak Biru Satu
Barge Particulars :
- Length: 242ft ( 73.74m)
- Breadth : 80 ft (24.38m)
- Moulded Draft : 16ft (4.88m)
- Light Draft : 1.8m
- Operating Draft : 2.0m
- Accommodation : 52 pax
Mooring System :
- 8 point mooring winches with delta flipper anchor
- 800m Anchor Wire
- Anchor buoy : 12 nos
Pipe Laying Facilities :
- Pipe Conveyor
- Pipe Alignment System
- Tensioner : 60MT
- A&R Winch : 120MT
- Main Compressor : 900cfm
- Air Tugger : 10 MT
- Stinger Length – 25 m length
Pipelay Station :
- Cleaning and Bevelling
- Alignment/ Fit-up and Welding Station #1 ( Root & Hot Pass )
- Welding Station #2 ( Filling )
- Welding Station #3 ( Filling & Capping )
- Tensioner
- X-Ray and Repair Station
- Field Joint Coating ( Wrapping and In-Fill Coating )
General Layout of Pipelay Barge
Typical Beachpull
General Beach-pull Arrangement
Methodology:
Methodology:
Methodology:
9
14
125
102
-
PREPARATION WORKS :
- RIG-UP 300MT LINEAR WINCH AT SHORE APPROACH LOCATION
- RIG-UP LONG-ARMED EXCAVATOR ONBOARD PONTOON BARGE
SHORE APPROACH METHODOLOGY :
- SET-UP PIPELAY BARGE ( W.D = 5m at ACD )
- PASS PULLING CABLE TO BARGE ( MESSENGER LINE ) BY SPEED BOAT
- PIPELAY BARGE TO HEAVE UP PULLING CABLE
- PIPELAY BARGE TO CONNECT PULLING CABLE TO PULLING HEAD
( PULLING HEAD cum UNDERWATER RECEIVER FOR GAUGING )
- COMMENCE PULLING PIPE STRING WITH BUOYANCY TANKS
( OFF-BOTTOM PULL )
- MAXIMUM 150 MT CALCULATED TO PULL 2,500M (203 JTS)
Pre-Lay Survey & Post-Lay Survey Works- Survey Boat
Shore Approach & Subsea Pipeline Installation Works- Pipelay Barge – Ombak Biru Satu- Anchor HandlingTug- Crew Boat
Tow & Tie-in Pipe Strings at Mud Flat- 2 x Flat-bottomed boats
Riser and Spool Installation Work at TBDP-A- Pipelay Barge – Ombak Biru Satu- Anchor HandlingTug- Crew Boat
Pre- and Post-lay Trenching Works- Long-armed Excavators onboard Steel Barge- Jet-sled Trencher
Equipment & Vessels
Shore Approach at Con Vanh & Subsea Pipeline Installation
- Air Diving System
- 150MT crawler crane ( onboard pipelay barge )
- NDT Equipment & Spread
- Survey Equipment
- Field Joint Coating Equipment
- 300 MT Linear Winch
- Long Arm Excavator
Thai Binh-Ham Rong Gas Pipeline
POST-TRENCHING WORKS AT MUD-FLAT AREA USING JET-SLED TRENCHING SYSTEM
TRENCHER
Water for ballasting
Air for deballasting
Previous contain material been
push out
POST-TRENCHING WORKS AT MUD-FLAT AREA USING JET-SLED TRENCHING SYSTEM
POST-TRENCHING WORKS AT MUD-FLAT AREA USING JET-SLED TRENCHING SYSTEM
APPROACHING COFFERDAM /STARTUP POINT
Thai Binh-Ham Rong Gas PipelinePOST-TRENCHING WORKS AT MUD-FLAT AREA USING
JET-SLED TRENCHING SYSTEM
INITIAL POSITIONING OF TRENCHER BY DIVER
POST-TRENCHING WORKS AT MUD-FLAT AREA USING JET-SLED TRENCHING SYSTEM
Our Experience : Beach Pull Operation 1
Our Experience: Typical Mid Point Tie-in Operation 1
Our Experience : Mid Point Tie-in Operation 2
Our Experience: Beach Pull Operation 2
Our Experience: Laying Through Sand Bank Area
Our Experience: Typical Water Master During Excavation Operation
Our Experience:Typical Linear Winch For Beach Pull Operation
Our Experience:Barge with Excavator for Pre-Trenching
1. Onshore Pipeline Installation
2. Shore Approach Construction
3. Offshore Pipelaying
4. Riser Installation
5. Post-lay Trenching
Proposed Methodology (Preliminary)
