Question

What are manholes? How far are they located from one another?​

Answer 1

Answer:

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Explanation:

A manhole is an opening to a confined space such as a shaft, utility vault, or large vessel. Manholes are often used as an access point for an underground public utility, allowing inspection, maintenance, and system upgrades.

Answer 2

Explanation:

A manhole is an opening to a confined space such as a shaft, utility vault, or large vessel. Manholes are often used as an access point for an underground public utility, allowing inspection, maintenance, and system upgrades.

The distance between two manholes should ideally be 30 metres.

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