Computer · Environmental Engineering
According to IS: 4111 (Part 1) - 1986, for sewers that are to be cleaned manually and which cannot be entered for cleaning or inspection, the maximum spacing between manholes should be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 120 m
- 250 m
- 330 m✓
- 440 m
Correct answer
30 m
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