Discussion :: Building Construction
- During percussion drilling
A.
Ground water observations are hindered due to entry of the slurry in the soil below the bottom of the hole |
B.
Caving or mixing of strata are caused in soft soils or cohesion-less soils |
C.
The soil to a considerable depth below the bottom of the hole gets disturbed |
D.
All the above |
Answer : Option D
Explanation :
Explanation Not Provided
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