Lamp hole is an opening or hole constructed in a sewer for purpose of lowering a lamp inside it.

Lamp hole is an opening or hole constructed in a sewer for purpose of lowering a lamp inside it. Correct Answer True

Lamp hole consists of stoneware or concrete pipe, which is connected to the sewer line through a T-junction. If the sewer length is unobstructed, the light of a lamp will be seen. It is constructed when the construction of manhole is difficult.
Bissoy MCQ

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