Q83
What is the main limitation of the auger boring method?
A.
Requires heavy machinery
B.
Cannot be used in dry soils
C.
Limited depth and not suitable for hard rock
AnswerD.
Provides only undisturbed samples
Answer: Option C
Solution
Answer: Option C
Solution:
Auger boring is limited to shallow depths and is ineffective in very hard or boulder-rich soils.