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Example of Fishbone Diagram
Man
Employee not wearing eye protection
Glasses are fogging up,
comfort issues.
Mother Nature
Humidity causes glasses to fog
Guard on grinder missing
No dehumidifier or a/c in
maintenance shop.
Removed by employees to
work, Grinder too big for
some work.
Grinders are needed to remove burs
from metal parts
Employee in
maintenance shop
injured his eye while
using a powered
portable hand
grinder.
No JSA for grinding.
Current method requires
use of hand grinders.
Poor quality parts from
supplier.
Materials
Machine
Employees not trained on use of grinder
Supervisors not enforcing safety rules
Method
CausalFactors
Factors
Causal
Management
Progressive Safety Services LLC – All Rights Reserved.
Effect
Example of Fishbone Diagram
= Identified Root Causes
Corrective Actions:
1.
2.
3.
4.
5.
Contact the supplier to address quality issues.
Provide appropriately sized grinders for different types of work and ensure guards are replaced.
Perform job safety analysis on grinding operations and train employees on JSA.
Research and implement the use of anti-fog glasses or spray.
Meet with supervisors to discuss the requirements and their responsibility to hold employees accountable for
wearing personal protective equipment.
Progressive Safety Services LLC – All Rights Reserved.