Deck Cargo Operations

Draft Survey - General Knowledge

Theoretical and practical draft survey knowledge is essential in determining of cargo quantity onboard. This test includes questions on draft survey procedure, factors affecting proper calculation, types of corrections, water density determination, ship's behaviour, draft marks reading, tanks and consumables. Designed for deck officers willing to improve and/or refresh their knowledge on the draft survey.

Questions 15

Time Limit 10 min

Language English

Sample Questions

Here are some example questions from this quiz. Download the GYRO app to take the full test.

Question 1

When draft surveys is undertaken by independent surveyor, cooperation of the ship’s officers is ...

A essential

B optional

C prohibited

Question 2

Significant inaccuracies in the quantity of cargo can be a result of:

A wrong ballast water weight calculation

B improper density determination

C sagging/hogging

D presence of heel/list

E incorrect sign application for correction in respect of the LCF position

Question 3

1 m3 of fresh water =

A 1 tonne

B 1.025 tonne

C in the range between 1.005 and 1.020 tonne

Question 4

Load Line Convention rules do not apply to:

A new ships of 24 length or less

B warships, fishing vessels

C pleasure yachts

Question 5

Constant is ...

A the weight of items on board that do not change during the ship operation

B the weight of items on board that always change during the ship operation

C the total weight of ship's crew, fuel, ballast, fresh water and bond store.

D the total weight of bilge water, cargo residues, provision store and lub oil.

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