Topaz Dignity
Underwater hull, sea chest and propulsion seal works for the offshore supply ship Topaz Dignity.
Project Info
Vessel information
- Vessel Name
- Topaz Dignity
- Vessel Type
- Offshore Supply Ship
- IMO
- 9654983
- Client
- Bue Caspian Azerbaijan
- Duration
- 18.11.2014 - 12.12.2014
- Service
- Repairs and Conversions
Technical parameters
Principal Dimensions
Principal Dimensions
- Length
- 67.4m
- Breadth
- 16m
- DWT
- 2163t
Overview
Project execution
Topaz Dignity was repaired for Bue Caspian Azerbaijan. The scope included hull scraping, underwater high-pressure cleaning, spot blasting, sea chest cleaning and painting, fabrication of new sea chest components, rudder stock bearing clearance measurements and replacement of propeller shaft simplex seals.
Scope of Work
Repair scope
- Hull scraping of marine growth, damaged coating and scale
- Underwater cleaning by high-pressure water washing machine
- Spot blasting of underwater hull areas
- Sea chest and sea chest grating blasting, cleaning and painting
- Fabrication of new sea chest with pipes and valves as per supplied drawing
- Measurement of rudder stock bearing clearances
- Replacement of both propeller shaft simplex seals with service engineer
- Removal and reinstallation of simplex seal rope guards
Timeline
Milestone control
Each stage is organized around production readiness, quality records, and yard coordination.
Stage 01
Hull and sea chest preparation
Underwater hull and sea chest areas were cleaned, spot blasted and prepared for coating and repair works.
Stage 02
Sea chest fabrication
New sea chest components with pipes and valves were fabricated in accordance with the supplied drawing.
Stage 03
Propulsion seal works
Rudder stock bearing clearances were measured and both propeller shaft simplex seals were replaced with service engineer support.
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Service portfolio