UNDERWATER HULL CLEANING REPORT

Vertical Sides & Curves: Both sides were found with heavy sea grass & marine growth covering 50–60% of the area, with thicknesses up to 60 mm. The area was cleaned using a brush kart system with 2 pieces of brushes.

Flat Bottom: The whole flat bottom was found with moderate marine growth covering 20–30% of the area, with thicknesses up to 20 mm. The area was cleaned using a brush kart system with 2 pieces of brushes.

Propeller: Blades and boss cone were found fouled with moderate sea grass (40–50% area, up to 5 mm thick) and a full layer of salt (100% area, up to 1 mm thick). Fouling was removed using a hydraulic mono brush system, and the propeller was polished using 3M diamond disk pads.

Rudder: The rudder was found with moderate sea grass (30–40% area, up to 5 mm thick) and light barnacles (5% area, up to 7 mm thick). The rudder was cleaned using a hydraulic mono brush system.

Sea Chest Gratings: Sea chest gratings were cleaned; all grids were in position including bolts and nuts with securing arrangement, with no damages or missing bolts observed. Gratings were 40–50% covered with barnacles with a thickness up to 5 mm.

BEFORE CLEANING

AFTER CLEANING

PROJECT DETAILS

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Location: Tema, Ghana
Completed: 2026