4 – Chipper/Shredder Safety
Take Control of
Your Own Safety
Greatest Dangers
You can be seriously injured or killed if you incorrectly operate a
chipper/shredder. The most commonly reported causes of serious
accidents are:
1. Being Caught in Moving Parts
You can be seriously injured or killed if you are caught in the
equipment’s moving parts.
2. Struck by Chipper/Shredder’s Hood
You can be seriously injured or killed if you open or close the
hood on a running chipper/shredder.
Lesson 1
Objectives
1. Name the most common types
of accidents involving wood
chipper/shredders.
2. Interpret the meaning of common
warning signs and labels.
3. Identify appropriate protective
equipment.
Summary of OSHA Accident Inspection 300492832
An employee was chipping branches when the chipper became
jammed. He tried to unjam the machine and was caught in the
infeed roller and chopped to death by the blades.
Never reach in to a running chipper/shredder.
Accident Report
Employee Killed in Chipper
Summary of OSHA Accident Inspection 124829318
An employee attempted to close the hood on a running chipper.
The hood struck some moving parts and hit the employee in the
chin, flinging him backward. His head hit the pavement and he
was killed.
Never open or close the hood of a running
chipper/shredder.
Accident Report
Employee Struck by Chipper Hood