Q102
What is the N-value in standard penetration testing?
A.
Number of boring tools
B.
Depth of borehole
C.
Number of blows for 30 cm penetration
AnswerD.
Soil density
Answer: Option C
Solution
Answer: Option C
Solution:
N-value is the total number of hammer blows required to drive the sampler 30 cm into the soil after the initial seating blow.