CMI Report Writing & Case Documentation 4

Question 1

When a marine investigator uses a 'fault tree analysis' in their report, they are:

Accepted Answer

Graphically mapping how multiple contributing factors combined to cause an incident

Answer

A fault tree analysis is a top-down graphical tool that identifies all possible causes and their logical relationships that contributed to an undesired event.

Question 2

Under the IMO Casualty Investigation Code (Res. MSC.255(84)), investigations are intended to:

Accepted Answer

Identify safety issues and prevent recurrence, not to apportion blame or liability

Answer

The IMO Casualty Investigation Code states that investigations aim to improve maritime safety and prevent future casualties, not to assign blame or liability.

Question 3

In documenting a grounding incident, which datum is most critical for accurately plotting the casualty position?

Accepted Answer

The GPS coordinate referenced to a specific chart datum such as WGS-84

Answer

GPS coordinates must reference a specific geodetic datum like WGS-84 to ensure positional accuracy when compared to nautical charts used in the investigation.

Question 4

A CMI should include a 'safety recommendation' in their report when:

Accepted Answer

The investigation identifies a systemic safety issue that could prevent future casualties

Answer

Safety recommendations are issued when the investigation reveals systemic issues, procedural deficiencies, or regulatory gaps that could cause future casualties if unaddressed.

Question 5

The 'proximate cause' in a marine casualty report refers to:

Accepted Answer

The immediate, direct cause that set the casualty in motion without which it would not have occurred

Answer

The proximate cause is the direct, immediate act or condition that triggered the casualty, distinguishing it from more remote contributing or root causes.

(CMI) Certified Marine Investigator Practice Test

(CMI) Certified Marine Investigator Practice Test

CMI Report Writing & Case Documentation 4