Q78
What is the main advantage of using geophysical surveys in site investigations?
A.
Easy interpretation
B.
Costly process
C.
Non-invasive and rapid data collection
AnswerD.
High risk to structures
Answer: Option C
Solution
Answer: Option C
Solution:
Geophysical methods like seismic or resistivity are non-destructive and cover large areas quickly, helping locate anomalies without excavation.