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The __________ is suitable for caisson shoes.(a) Reinforced cement concrete(b) Cast-iron(c) Timber(d) SteelThe question was posed to me by my school principal while I was bunking the class.The doubt is from Classification of Caissons in chapter Deep Excavations, Pile Foundations and Caisson of Construction & Building Materials

Answer»

Right choice is (a) Reinforced CEMENT CONCRETE

The best explanation: Reinforced cement concrete has more weight and therefore it creates difficulties in handling and floating the Caisson in the early stage of CONSTRUCTION. Therefore it becomes economical to construct a STEEL Caisson with concrete filling.



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