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5 Questions

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Axially Loaded Tied Columns Failure

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Questions and Answers

What typically initiates the failure of a tied column?

Spalling of the concrete cover (correct)

Lack of axial load

Buckling of the longitudinal bars

Vertical cracks appearing suddenly

Why do axially loaded reinforced concrete columns exhibit brittle failure?

Due to the sudden appearance of vertical cracks

Due to the presence of horizontal cracks

Due to lack of lateral support provided by the cover (correct)

Due to the presence of lateral support provided by the cover

At what approximate load percentage do vertical cracks start to appear in axially loaded columns?

50%

70%

20%

80% (correct)

Why are columns designed with a higher safety factor than beams?

<p>Columns are more prone to sudden, brittle failure</p> Signup and view all the answers

What is the typical outcome when perfect straight columns subjected to pure axial loading fail?

<p>Brittle failure mode occurs</p> Signup and view all the answers