|
Client
|
AGIP Petroleum
|
|
Region
|
Gulf of Mexico
|
|
Location
|
East Breaks 112
|
|
Water Depth
|
960 ft.
|
|
Pipeline(s)
|
- 4" x 11 mi. dual
- 4" x 6 mi. single
|
|
Services Performed
|
Subsea, Pipelines
|
| Contractor |
Mentor Subsea
J. Ray McDermott, Inc. |
| Award |
June, 1997 (Mentor)
June, 1995 (JRM) |
| Completion |
April, 1996 |
| Consultants |
Mentor Subsea
McDermott Engineering Houston |
| Project Managers |
Chuck Hebert - JRM
Dave Gray - Mentor |
| Key Participants |
Hydrotech, Sonsub, Wellstream |
Technology:
- Utilization of flexible pipe jumpers
- Tie-ins made with ROV intervention
Scope:
- Subsea System design by JRM subsidiary Mentor Subsea.
System includes trees, controls, and umbilical topsides.
- Epic contract that included JRM being responsible for
the installation of flowlines and subsea tie-ins.
|
Description:
Innovations:
- Offset direct control system at 11 miles through use of
stainless steel tube umbilical
- Simultaneously installed 3 pipelines from 2 pipe reels
- Installed in-line piggable "Y"
- Simultaneously pulled 5 pipelines through same J-tube
- Installed FTA and made flexible connection to pipeline
from drilling rig
- Attached J-tube pull cable to pipelines subsea with ROV
intervention
- Installed dual pipeline tie-in sleds
|
