HIBERNIA
Project
GIRASSOL Risers & Flowlines
AL JURF SEALINE REPLACEMENT
projects
DORIS performed the FEED, assistance for procurement and selected the contractor
Al Jurf Field is an offshore field situated close to the Tunisian border, 100 km off the coast and 150 km from Tripoli.
The asset consists of a fixed drilling & production platform (BD1) linked to a Floating, Production, Storage & Offloading unit (FPSO) set in 83 meters of water depth via 10″ flexible sea- line of about 3 km.
The flexible pipe between the production platform and the FARWAH FPSO is prematurely ageing and shall be replaced with a new one which could cope with higher operating temperatures. FPSO fluid and electrical swivel shall also be replaced
Services provided by DORIS:
- FEED to validate flexible line replacement feasibility, define configuration & prepare Call for Tender;
- Assistance for procurement of the flexible riser, of the new swivel and installation contractor selection;
- Assistance for suppliers’ and contractors’ follow-up during execution
Main characteristics:
Offshore sites:
- Turret moored FPSO
- Production wellhead jacket
Riser configuration:
- Lazy S (old line)
- Tethered lazy wave (new)
Main equipment:
- Unbounded flexible riser
- Oil production swivel
- Electrical swivel