Islay
Hull treatment, coating, rudder, shaft, sea chest, piping and electrical repair works for the tug and supply vessel Islay.
Project Info
Vessel information
- Vessel Name
- Islay
- Vessel Type
- Tug / Supply Vessel
- IMO
- 9246073
- Client
- Caspian Marine Services LTD
- Duration
- 06.08.2014 - 30.01.2015
- Service
- Repairs and Conversions
Technical parameters
Principal Dimensions
Principal Dimensions
- Length
- 77.5m
- Breadth
- 16.3m
- DWT
- 2665t
Overview
Project execution
The Islay project included underwater hull cleaning, high-pressure washing, blasting and coating, markings renewal, sea chest works, rudder and shaft repair, propeller-area works, fabrication of shaft protectors and pad eyes, bridge coating, piping repairs and electrical system checks.
Scope of Work
Repair scope
- Cleaning of underwater areas by scrapers
- High-pressure washing of underwater hull areas up to 3500 psi
- Blasting and painting of underwater and waterline areas
- Topside painting above waterline
- Black water collecting tank renewal
- Renewal and highlighting of freeboard, draft marks, ship name, IMO marking and port of registry
- Removal of tangled synthetic rope from the propeller area
- Sea chest grating opening, cleaning, blasting and painting
- Protection of anodes, propeller blades, bow thruster blades, echo sounder, speed log and side scuttles before blasting and painting
- Cleaning and two-coat painting of bridge areas PS and STBD
- Mounting of fenders with new chains, shackles and drilled chain holes
- Conservation of PS rudder stock and stock nut
- Fabrication of blind plug for PS shaft
- Transport of shaft and propeller shaft to mechanical workshop for repair
- Fabrication and installation of pad eyes in engine room
- Fabrication of new shaft protector
- Rudder shaft dismantling support, inspection openings and reinstatement
- Foundation stand seating fabrication for shaft
- Shaft inspection and repair on lathe machine
- MPI testing of shaft and stock
- Shaft transportation, crane lifting and installation onboard
- Cutting and installation of rudder opening for PS rudder dismantling
Timeline
Milestone control
Each stage is organized around production readiness, quality records, and yard coordination.
Stage 01
Hull preparation and coating
Underwater hull areas, waterline, topside, sea chest and markings were cleaned, blasted, protected and coated.
Stage 02
Rudder and shaft works
Rudder stock, shaft, shaft protector, pad eyes and related workshop repairs were completed with MPI testing.
Stage 03
Systems and reinstatement
Piping, fendering, bridge coating and associated electrical and mechanical reinstatement works were completed.
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