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For which purpose coffer–dam is to be constructed?
  • a)
    To support the structure
  • b)
    To remove water
  • c)
    To support scaffolding
  • d)
    To carry the structural load
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
For which purpose coffer–dam is to be constructed?a)To support the st...
A coffer–dam is a temporary structure that retains water and soil that allows the enclosed area to be pumped out and excavated dry. Coffer–dams are commonly used for construction of bridge piers and other support structures built within water.
Purpose coffer–dam is:
i) To retain soil and water
ii) Can be used as either temporary or permanent
iii) To provide dry working area for workers
iv) It is constructed to facilitate pile driving operations
v) It is used, when the foundations for piers and abutments of a bridge, dams, locks, etc. are to be constructed.
∴ Coffer–Dam is to be constructed to remove water.
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For which purpose coffer–dam is to be constructed?a)To support the structureb)To remove waterc)To support scaffoldingd)To carry the structural loadCorrect answer is option 'B'. Can you explain this answer?
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