Which TWO of the following weather conditions might dangerously impact the stability of an excavation? Give ONE answer
A Dry weather
B Fog
C Heavy rain
D Wind
Answer:A
Which TWO of the following weather conditions might dangerously impact the stability of an excavation? Give ONE answer
A Dry weather B Fog C Heavy rain D Wind
Explanation: When soil becomes waterlogged, or dries out, this affects the nature of the ground and therefore the stability of any excavation.