Voltas Civil Supervisor Interview Questions and Answers

It's a group discussion with project management's regarding my past experiences

Q1. It's about my past experiences only ? Why manhole covers are round in shape?
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Q2. Why manhole cover are round in shape
Ans. 
Manhole covers are round in shape to prevent them from falling into the hole.
• Round covers cannot fall into the hole as they cannot fit through diagonally.

• Round covers can be easily rolled to move them from one place to another.

• Round covers are easier to manufacture and install compared to other shapes.

• Round covers are more aesthetically pleasing compared to other shapes.

• Other shapes such as square or rectangular covers...read more
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Q1. About rcc structure
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Q2. Honey combing reasons
Ans. 
Honey combing in concrete is caused by improper compaction, poor quality of concrete mix, or inadequate curing.
• Improper compaction during pouring

• Poor quality of concrete mix

• Inadequate curing process

• Presence of excess water in the mix

• Use of improper formwork
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