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Yacht Refit & Decking Private Owner (Monaco Flag) Tuzla Shipyard Zone
55m Superyacht Complete Refit & Teak Decking
- Lloyd's Register Class Delivery
- Duration: 18 Days
Challenge / Problem: Severe weathering and caulking degradation on 350 m² main deck, paired with generator acoustic vibration in engine room.
Engineered Solution: Laser surface profiling, 12mm FEQ Burma teak vacuum consolidation, Awlgrip polyurethane topcoat, and generator dynamic damper replacement.
Verified Outcome: Zero water ingress, 14 dB cabin acoustic noise reduction, delivered 2 days ahead of Mediterranean charter schedule.
Commercial Vessel Diving International Fleet Manager (Panama Flag) Ahirkapi Anchorage, Istanbul Bosphorus
Bulk Carrier 65,000 DWT Underwater Hull CCTV & Propeller Polish
- DNV Class Approved In-Water Survey
- Duration: 14 Hours
Challenge / Problem: Reported 0.8 knot cruising speed drop and elevated bunker consumption prior to Turkish Straits transit.
Engineered Solution: Class-certified diver deployment with live surface CCTV, Rupert Grade A hydraulic diamond micro-polishing of 4 blades, and sea chest clearing.
Verified Outcome: 5.2% fuel efficiency improvement and instant DNV class underwater survey clearance issued to Master at anchorage.
Safety & SOLAS Tanker Fleet Management (Liberia Flag) Yalova Shipyard Basin
Chemical Tanker Lifeboat MSC.402(96) 5-Year Dynamic Load Test
- ClassNK & Flag State Certified
- Duration: 24 Hours
Challenge / Problem: Mandatory SOLAS MSC.402(96) 5-year dynamic brake load test and release mechanism overhaul due prior to sailing.
Engineered Solution: Rigging certified water load bags to 1.1x and 2.2x SWL, davit winch brake lining renewal, hydrostatic release gear overhaul, and dynamic drop trial.
Verified Outcome: Zero-defect international class compliance certificate issued within 24 hours without delaying vessel loading schedule.
Mechanical Engineering Commercial Fast Crew Vessel Kozan Marine Technical Workshop, Tuzla
Twin CAT C32 Marine Engine Overhaul & Diagnostics
- Dyno Tested to OEM Tolerances
- Duration: 6 Days
Challenge / Problem: Cylinder #4 misfire, high exhaust gas temperature (EGT), and significant power loss at 1800 cruising RPM.
Engineered Solution: Cylinder head remanufacturing, twin turbo dynamic balancing, electronic injector calibration via CAT ET diagnostic suite, and full sea trial load testing.
Verified Outcome: Full 1450 BHP nominal rating restored, EGT variance stabilized below 15°C across all cylinders, 12-month engineering warranty issued.
