In _________ method, the soil under the existing footing is consolidated by using chemicals.
(a) Chemical consolidation
(b) Freezing
(c) Cement grouting
(d) Vibroflotation
I have been asked this question by my college professor while I was bunking the class.
Query is from Underpinning and its Types in section Scaffolding, Shoring and Underpinning of Construction & Building Materials