) What is the quality of concrete recommended for the pre-cast reinforced concrete piles?
A. M 250 to M 300
B. M 200 to M 250
C. M 150 to M 200
D. M 100 to M 150
Answer:C
) What is the quality of concrete recommended for the pre-cast reinforced concrete piles?
A. M 250 to M 300 B. M 200 to M 250 C. M 150 to M 200 D. M 100 to M 150