Question 1

What is the difference between ROB and OBQ?

Accepted Answer

ROB (Remaining On Board) measures fuel quantity remaining before or after bunkering; OBQ (On Board Quantity) measures the quantity present on board at a specific point, typically before loading cargo or bunkers.

Question 2

Who typically requests a bunker survey?

Accepted Answer

Vessel owners, charterers, and fuel traders commission bunker surveys to verify quantities and protect against commercial disputes.

Question 3

How quickly is the survey report available?

Accepted Answer

Findings are documented on-site, with the formal written report following shortly after the survey.

Bunker Surveys, ROB & OBQ