Underwater hull cleaning of vertical sides and curves which were found fouled locally with barnacles and marine growth and were cleaned. Flat bottom was found fouled with barnacles and marine growth and was cleaned by using hydraulic brush kart system. Propeller was found 100% fouled with salt and slightly fouled with thin barnacles which was cleaned and polished by using 3M diamond disc pads. EFP gratings were found 70% fouled with barnacles and were cleaned. ER gratings were found slightly fouled with 10% barnacles and were cleaned.