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The minimum diameter of the access shaft for a circular manhole is __________

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+1 vote
in Environmental Engineering by (81.4k points)
The minimum diameter of the access shaft for a circular manhole is __________

(a) 60cm

(b) 20cm

(c) 30cm

(d) 10cm

The question was posed to me in unit test.

The query is from Devices Associated with Sewer in division Construction of Sewers, Sewer Appurtenances and Sewage Pumping of Environmental Engineering

1 Answer

+2 votes
by (693k points)
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Best answer
Right option is (a) 60cm

To explain I would say: Access shaft is the upper portion of manhole whose minimum diameter for a circular manhole is 60cm.

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