Civil Engineering Structure Discussion Area ----【Daily Question】Question from the 20151208 issue
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True or False: When the concrete cover surrounding the reinforcing bars in reinforced concrete columns and the strength grade of the concrete are ≤ C20, the minimum thickness is 40 mm. ( ) Answer: Wrong
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When the concrete strength grade of the cover surrounding the stress-reinforcing bars in reinforced concrete columns is ≤ C20, the minimum thickness of this cover is 40 mm. (Mistake)
When the concrete strength grade of the cover surrounding the stress-reinforcing bars in reinforced concrete columns is ≤ C20, the minimum thickness of this cover is 40 mm. ( X )
When the concrete strength grade of the cover surrounding the stress-reinforcing bars in reinforced concrete columns is ≤ C20, the minimum thickness of this cover is 40 mm. ( Wrong )
When the concrete strength grade of the cover surrounding the stress-reinforcing bars in reinforced concrete columns is ≤ C20, the minimum thickness of this cover is 40 mm. ( Wrong )
When the concrete strength grade of the cover surrounding the stress-reinforcing bars in reinforced concrete columns is ≤ C20, the minimum thickness of this cover is 40 mm. ( × )
When the concrete strength grade of the cover surrounding the stress-reinforcing bars in reinforced concrete columns is ≤ C20, the minimum thickness of this cover is 40 mm. ( X )
When the concrete strength grade of the cover surrounding the stress-reinforcing bars in reinforced concrete columns is ≤ C20, the minimum thickness of this cover is 40 mm. ( Wrong )