CSS - Certified Safety Supervisor Accident Investigation and Analysis Questions and Answers

Question 1

A safety supervisor is investigating an incident where an employee slipped on a wet floor and sustained a minor injury.
The immediate cause is the water on the floor.
Which of the following represents the primary goal of the root cause analysis?

Accepted Answer

To determine why the water was on the floor and prevent recurrence.

Answer

To discipline the employee for not noticing the hazard.

Answer

To file the necessary workers' compensation paperwork.

Answer

To clean the spill and install a 'Wet Floor' sign.

Question 2

During an accident investigation, which of the following is the most effective method for controlling a hazard identified as a root cause?

Accepted Answer

Physically removing the hazard from the process entirely.

Answer

Requiring employees to wear additional Personal Protective Equipment (PPE).

Answer

Implementing a new administrative procedure for the task.

Answer

Posting new warning signs in the area of the hazard.

Question 3

A forklift operator strikes a storage rack, causing minor property damage but no injuries. According to modern safety principles, how should the safety supervisor approach this event?

Accepted Answer

Investigate it as a 'near miss' to identify and correct root causes.

Answer

Reprimand the operator for careless driving.

Answer

Ignore the event since no one was injured.

Answer

Document it as property damage and repair the rack.

Question 4

Which accident causation model posits that accidents result from a sequence of events or factors, and removing any one of these factors can prevent the accident from occurring?

Accepted Answer

The Domino Theory

Answer

The 5-Why Analysis Model

Answer

The Fishbone (Ishikawa) Diagram

Answer

The Hierarchy of Controls Model

Question 5

When conducting witness interviews after an incident, which of the following is a best practice for a safety supervisor?

Accepted Answer

Use open-ended questions like 'Tell me what you saw?'

Answer

Interview witnesses as a group to save time and build consensus.

Answer

Ask leading questions to guide the witness toward the suspected cause.

Answer

Record the interview with a tape recorder to ensure accuracy.

Question 6

A safety supervisor is creating a corrective action plan following an investigation. Which element is MOST critical for ensuring the plan is effective?

Accepted Answer

Assigning responsibility and a deadline for each corrective action.

Answer

Assigning blame to the individuals involved in the incident.

Answer

Selecting the least expensive corrective measures available.

Answer

Focusing only on the immediate cause of the incident.

A safety supervisor is investigating an incident where an employee slipped on a wet floor and sustained a minor injury.The immediate cause is the water on the floor.Which of the following represents the primary goal of the root cause analysis?

A safety supervisor is investigating an incident where an employee slipped on a wet floor and sustained a minor injury.
The immediate cause is the water on the floor.
Which of the following represents the primary goal of the root cause analysis?