Advanced Guide : Hand arm vibration vs whole body vibration
Difference between hand arm vibration and whole body vibration
Mainly the vibration is
classified into two types, if you
are looking to improve your knowledge regards vibration safety it’s highly
appreciable, which the most successful safety practitioner will do!
Two types of
vibration are,
- Hand arm vibration (HAV)
- Whole body vibration (WBV)
Meaning of
hand arm vibration:
The Exact meaning of hand arm vibration is, any activity or a
task in which the employee is exposed to an vibration, that passes through
their hand and arms
For Example: Where the
operator using portable drilling tool, subjected to vibration and here the
vibration passes through their hands where they grips the equipment.
Meaning of
whole body vibration:
The Exact meaning of whole body vibration is that,
Any activity or task where the workers are exposed to vibration
during their occupation, and which passes either through their “feet” or “buttocks”
or both.
For Example:
The operator
of an agricultural tractor, subjected to a whole body vibration while
they are travelling in an uneven ground with excessive speed.
Simple &
Live time examples for an vibration is that,
The person travelling in a bike, is subjected to both types of
vibration,
- To whole body vibration through their “buttocks”
- To hand arm vibration through hands while they are holding a handle
Questions:
1. Do only
the drivers affected to whole body vibration?
Answer:
Nope, any
operator or worker involved with the equipment’s in a sitting or standing
position is subjected to whole body vibration.
2. Do the
hand arm vibration exists only in Powered tools ?
Answer:
Nope , even the workers using hand tools such
as hammer is subjected to an hand arm vibration.
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