Seabed Supporter
Deck reinforcement, seafastening and support installation works for the construction support vessel Seabed Supporter.
Project Info
Vessel information
- Vessel Name
- Seabed Supporter
- Vessel Type
- Construction Support Vessel
- IMO
- 9671632
- Client
- Swire Pacific Offshore (Caspian) LLC
- Duration
- 11.11.2015 - 17.11.2015
- Service
- Repairs and Conversions
Technical parameters
Principal Dimensions
Principal Dimensions
- Length
- 89.85m
- Breadth
- 16.5m
- DWT
- 2000t
Overview
Project execution
The Seabed Supporter repair scope covered deck welding and reinforcement works, including doubler plates, davits, winch seafastening assemblies, snatch blocks, hang-off assemblies, container seafastening, side shell doubler plates, D-rings and stainless steel side shell plates.
Scope of Work
Repair scope
- Welding of two upper assembly doubler plates to deck on port and starboard sides
- Welding of two davits to deck on port and starboard sides
- Welding of two winch seafastening assemblies on port and starboard sides
- Welding of two snatch blocks to deck T-bars
- Welding of two hang-off assemblies to main deck
- MPI testing on two main deck assembly doubler plates
- Welding of 20 ft container seafastening in new location
- Installation and welding of doubler plate to side shell
- Installation and welding of additional D-rings to main deck
- Welding of stainless steel plate on side shell PS / STBD
Timeline
Milestone control
Each stage is organized around production readiness, quality records, and yard coordination.
Stage 01
Deck preparation
Deck areas were prepared for doubler plates, davits, winch seafastening and lifting support installations.
Stage 02
Welding and reinforcement
Deck fittings, hang-off assemblies, D-rings, side shell doubler plate and stainless steel plates were welded in place.
Stage 03
Inspection and close-out
MPI testing and final close-out activities confirmed the completed deck reinforcement scope.
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