【Daily Question】Utilities - Water Supply and Drainage - 20191029
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The minimum cover thickness at the top of outdoor buried inlet pipes should not be less than ( ) m below the soil freezing line; A0.20； B0.15 C0.10 D0.25 Answer: B is the correct answer. Option B complies with the provisions of Article 3.5.3 of the current Code for Design of Building Water Supply and Drainage.
The minimum cover thickness at the top of outdoor buried inlet pipes should not be less than the depth below the soil freezing line ( B0.15 )m