8.2 Vibration

Question 1

What is being described below:

shaking or jolting of the human body through a supporting surface (usually a seat or the floor), e.g. when driving or riding on a vehicle along an unmade road, operating earthmoving machines or standing on a structure attached to a large, powerful, fixed machine which is impacting or vibrating.

Answer 1

Whole-body vibration

Question 2

What is being described below:

vibration transmitted from work processes into workers’
hands and arms. It can be caused by operating handheld power tools, such as road breakers, and hand guided equipment, such as powered lawnmowers, or by holding
work pieces being machined.

Answer 2

Hand arm vibration

Question 3

What do the following abbreviations stand for?

EAV
ELV

Answer 3

exposure action value

exposure limit value

Question 4

What is the EAV for HAVS

Answer 4

2.5 m/s2

Question 5

What is the ELV for HAVS

Answer 5

5 m/s2

Question 6

What is the EAV for WBVS

Answer 6

0.5 m/s2

Question 7

What is the ELV for WBVS

Answer 7

1.15 m/s2