Basic Calculation for Surveyor

Calculation for Surveyor

After reviewing some comments on the posts, I decided to write this post. Flash back, this post is explains several basic calculation that usually use by marine cargo ship surveyor to complete their jobs. I think this will be usable for beginner.

Vessel Trim Calculation

Trim is different between aft draft and forward draft of the vessel.
Trim = Draft Aft (DA) – Draft Fore (DF)
Example : DF: 5.40 M, and DA: 7.25 M
Trim = 7.45 – 5.40
Trim = 2.05 M (Apparent Trim / AT)
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