Civil Engineering MCQAE Level Civil Engineering
Bentonite is used in bored cast-in-situ pile construction mainly
Soil MechanicsSoil MechanicsMEDIUM
Choose the correct answer
A
to make the soil soft for cutting
B
to support the excavated part (bore) before concreting
C
to set the concrete quickly
D
to separate water to mix with wet concrete
Correct Answer
B. to support the excavated part (bore) before concreting
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Bentonite slurry stabilizes/supports the borehole walls until concrete is placed.
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.