Track Record
TOTAL Dunbar
|
Operator (100%) |
|
Location |
UK North Sea |
Solution / Length |
Flowline / 22km (14mi) |
PiP Size |
16”/20” |
Water depth |
170m (558ft) |
Temperature |
105°C (221°F) |
U-value (as installed) |
1.2 W/m²K (0.2 BTU/ft²hr-°F) |
Installation method |
S-Lay |
Installation Contractor |
ETPM (now ACERGY) – LB 200 |
Status |
In service since 1994 |
Main challenges and accomplishments:
- First PiP in the North Sea
- First PiP with single weld to be performed offshore.
- First use of resin injected offshore field joint
- Fabrication in Scotland
 |
 |
| Welding of inner pipe during DUNBAR offshore operations | Dunbar tieback to Alwyn |
SHELL Etap
|
Operator |
|
Field Partners |
|
Location |
UK North Sea |
Solution / Length |
Flowline / 48km (30mi) |
PiP Size |
12”/16” |
Water depth |
90m (296ft) |
Temperature |
155°C (311°F) |
U-value (as installed) |
1.2 W/m²K (0.2 BTU/ft²hr-°F) |
Installation method |
S-Lay |
Installation Contractor |
EMC (now SAIPEM) – Castoro Sei |
Status |
In service since 1998 |
Main challenges and accomplishments:
- First HP/HT Pipe-in-Pipe pipeline in operation in the North Sea
- First time use of IzoflexTM in a pipeline application, elimination of spacers.
 |
 |
| Etap Field Subsea layout | Pipelaying nearing production platform |
TOTAL Tchibeli
|
Operator |
|
Field Partners |
|
Location |
Offshore Congo |
Solution / Length |
Flowline / 25km (16mi) |
PiP Size |
10”/12” |
Water depth |
200m (657ft) |
Temperature |
80°C (176°F) |
U-value (as installed) |
0.55 W/m²K (0.097 BTU/ft²hr-°F ) World Record |
Installation method |
S-Lay |
Installation Contractor |
ETPM (now ACERGY) - Polaris |
Status |
In service since 2000 |
Main challenges and accomplishments:
- First implementation of ITP specific Field Joint Design.
- Best thermally insulated pipeline in operation.
- Offshore lay rates as good as 2.8km/day.
 |
 |
| PiP Fabrication | Tchibeli pipelaying operation, pipeline in the stinger |
SHELL Bonga
|
Operator |
|
Field Partners |
|
Location |
Offshore Nigeria |
Solution / Length |
Flowline / 37km (23mi) |
PiP Size |
10”/12” and 12”/14.9” |
Water depth |
1100m (3610ft) |
Temperature |
93°C (200°F) |
U-value (as installed) |
10"/12" : 0.9 W/m²K (0.12 BTU/ft²hr-°F) |
Installation method |
J-Lay |
Installation Contractor |
STOLT (now ACERGY) - Polaris |
Status |
In service since 2005 |
Main challenges and accomplishments
- First deepwater PiP in Nigeria
- Use of J-lay collars
 |
 |
| PiP Fabrication in Dunkerque deep draft harbour | Laying operation onboard Acergy Polaris |
PLUSPETROL Camisea
|
Operator |
|
Field Partners |
|
Location |
Peru |
Solution / Length |
Transfer LPG line / 2x4km (2x2.5mi) |
PiP Size |
20”/24” |
Water depth |
15m (50ft) |
Temperature |
-52°C (-62°F) |
U-value (as installed) |
0.35 W/m²K (0.062 BTU/ft²-hr-°F) |
Installation method |
Towing |
Installation Contractor |
Land&Marine |
Status |
In service since 2004 |
Main challenges and accomplishments
- First subsea cryogenic pipeline
- A cost reduction between 30 to 50% for the subsea pipe installation compared with a traditional offloading jetty solution
- Earthquake/Tsunami resistant (Camisea pipeline resists violent earthquake)
 |
 |
| Flat Pack before towing at sea | LPG carrier moored at offshore berth |
TOTAL Forvie
|
Operator |
|
Location |
UK North Sea |
Solution / Length |
Flowline / 33km (21mi) |
PiP Size |
15”/17” |
Water depth |
140m (460ft) |
Design Temperature |
95°C (203°F) |
U-value (as installed) |
0.65 W/m²K (0.114 BTU/ft²-hr-°F) |
Installation method |
S-lay |
Installation Contractor |
ALLSEAS - Solitaire |
Status |
In service since 2005 |
Main challenges and accomplishments
- Fast Track Project
- Heavy wall pipe welding and handling
- Layrates up to 2.9km/day
 |
 |
| 24 meter (79-ft) Double Joints Pipe-in-Pipes Stacked | Pipelaying nearing Alwyn platform |
TOTAL Rosa
|
Operator |
|
Partners |
|
Location |
Offshore Angola |
Solution / Length |
Flowline / 66km (41mi) |
PiP Size |
9”/12” |
Water depth |
1470m (4823ft) |
Design Temperature |
70°C (158°F) |
U-value (as installed) |
0.6 W/m²K (0.106 BTU/ft²hr-°F) |
Installation method |
J-lay |
Installation Contractor |
SAIPEM- FDS |
Status |
In service since 2007 |
Main challenges and accomplishments
- Quad Joint Fabrication with 100% local content in ANGOLA
- 20,000 cycles of DNV Fatigue Testing without failure
- Offshore lay rates up to 2.5km/day
|
 |
|
| 48 meter (158-ft) Quad Joints insulation | Pipelaying into 1400m water depth |
TOTAL Dunbar II
|
Operator (100%) |
|
Location |
UK North Sea |
Solution / Length |
Flowline / 22km (14mi) |
PiP Size |
16”/18.6” |
Water depth |
170m (558ft) |
Design Temperature |
100°C (212°F) |
U-value (as installed) |
0.8 W/m²K (0.111 BTU/ft²-hr-°F) |
Installation method |
S-lay |
Installation Contractor |
SAIPEM – Castoro Sei |
Status |
In service since 2007 |
Main challenges and accomplishments
- Fast Track Project
- Surface laid (neither trenched nor buried)
- ITP First CRA lined pipeline
- Layrate up to 1.1km/day
 |
 |
| ITP Field Joint sleeve in firing line overbend | Resin injection in the Field Joint onboard pipelay barge |