The Draft Survey procedures and calculation ascertained as the following series :
- Reading the draftmark of the ship, which consist of six (6) points of draftmarks, i.e.; Fore, Midship, and After at both sides of the ship,
- Sampling and testing the sea water or dock water density at the place where the vessel floats,
- Determining of deductible weights by measuring and sounding of ballast tanks, fuel oil, fresh water that existing onboard at the time of survey,
- Using Hydrostatic Table provided onboard to calculation.