Question

What is column strip and middle strip in flat slab?

Answer 1

In a flat slab the column strip is the one placed at the center, whereas middle strip is placed among two column strips.

• In the flat slab, the column strips are the middle portion of the column and each side has a width equal to 1/4th of the shorter span.
• Column strip is a strip of design with a width of .25L1 or .25L2, or whichever is lower. The remainder of the middle part separated by the strips of the column is called the middle strip.

Answer 2

  Column strip and Middle strip in flat slab

• The column strip in a flat slab is the one put at the inside, while center strip is put among two segment strips.
• In the level chunk, the column strips are the center part of the section and each side has a width equivalent to $\frac{1}{4}$ of the shorter range.  
• The column strip is a portion of plan with a width of 0.25 L1 or 0.25L2, or the lower among them.
• The rest of the center part isolated by the segments of the section is known as the middle strip.

To know more:

The effective width of a column strip of a flat slab is

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The thickness of flat slab should not be more than__________.

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