WorksheetsAccident Investigation: Data Collection & Data Analysis
Total questions: 20
Worksheet time: 10mins
The followings are the examples of physical evidences, EXCEPT:
Equipment
Chemicals
Finished products
Which of the following is not considered as paper evidence?
Lockout-tagout procedures
Site map
Company safety policy
Direction of glass pieces at the scene
Chain of custody is necessary to _______.
assign responsibilities of team members
develop investigation plan
specifying action lists
preserve the evidence
_________ is a good practice that ensures each evidence collected is retained, preserved, evaluated, and tested as intended.
Initial site visit
Chain of custody
Checklist of personal protective equipment
Develop a work permit
The followings are the examples of position evidences, EXCEPT:
Impact marks
missile mapping
position and sequence of layers of materials and debris
Training manuals and records
Who are the potential witnesses that can be interviewed after an incident?
Emergency response personnel
Firefighter
Workers who are on the previous shift
Workers who last ran the work process
All of the above
During interviewing a witness, the interviewer shall
ask bias questions
ask leading questions
ask neutral interview questions
comment the statement given by the witness
The interview room shall
be located at the witness's work location
visible to others
carried out at the CEO office room
be room that is quiet and low traffic area
During the incident investigation interview, the investigator should
avoid build rapport with witness
use bombastic words
listen attentively and reflectively
act surprised when the witness provides new information
It is encourage to use __________ questions during the accident investigation interview process
open-ended
closed-ended
bias
leading
Basic documentation of the accident investigation interview including the following, EXCEPT:
Witness's statement
Date and time of the interview
Interviewer names
permit to work
What are the follow-up activities shall be carried out by the investigator after an interview?
Select an interviewer
Organize the information received
Arrange interview schedule and location
Develop a list of core topics and issues for interview session
____________ help to organize the sequence of events and include conditions in it.
Checklist
Change Analysis
Timeline
Barrier Analysis
_____________ refers to immediate events / conditions that caused the accident.
Contributing causal factor
Root cause
Direct cause
________ are the causal factors that, if corrected, would prevent recurrence of the accident.
Direct causes
Root causes
Contributing causal factors
____________ that collectively with the other causes increase the likelihood of an accident, but which individually did not cause the accident
Direct causes
Root causes
Contributing causal factors
Human errors could be due to:
Tasks demand
Work Environment
Individual capabilities
Human nature
All of the above
__________ is a technique used to examine an accident by analyzing the difference between what has occurred before or was expected and the actual sequence of events.
Barrier analysis
Event & Causal Factors (ECF) Charting
Change analysis
Root cause analysis
Causal Factor Analysis applied after __________
ECF chart
Change analysis
Barrier analysis
All of the above
________ is with ribs with sub-branches indicates the root causes. The major categories of the ribs including equipment, people, work environment, materials, management system and methods.
5-Whys Analysis Technique
Fishbone diagram
Event and Causal Factor Chart
Logic Tree Diagram
