Answer / guest

Because as per codal provisions specified in IS456:2000,it is
mandatory to use 12mmdia bars.

Answer / r.mahendiran

As per IS 400 year 2000 min 12 mm dia to be used for column

Answer / ujjawal

Because slenderness ratio is a very imp Phenomenon in case
of column. and the ratio of minimum 12 mm fi bar is not
permit for buckling of column

Answer / siba

ANS:- TO Reduce buckling tendency . If we use < 12 mm dia bar and column length is high, than it may be buckle.

Answer / rfvz6s

as much i know i think less dia bars will require more stirrups so the column design will be uneconomical.

moreover since column is a vertical member the less dia bars will easily buckle as compared to 12mm when th equivalent length is quite high

Answer / biswa kalyan roy

Column is a compressive member. So to reduce the size of
cross-sectional we are in use of varies diametre as desire.

Answer / busireddyravi

as per my concern: we use Coarse aggregate minimum size is
12mm, thatswahy we use minimum 12mm dia bar in column (to
bare compression)

For sloping slabs or sloping beams why the tension steel from either side of ridge is taken into compression zone of other side?

0 Answers  

what is the number of cement bags (50 KG) required for concreting 1000 Square Feet Slab . Thickness of slab 4 inch.

4 Answers   Gammon, LNN, Ramky, TATA,

which "s the best wood for commercial purpose?

4 Answers  

what do you mean by punching shear?

1 Answers  

where bitumen emulsion is used

3 Answers  

how to calculate the cutting length of steel? by which formula?

3 Answers   MS Khurana Engineering,

i need the syllabus for the direcr recruitement of executive engineers in andhrapradesh

0 Answers  

In a day One Mason can fix How many sqm of 60x60 tiles?

2 Answers   ABC,

why seismic analysis not done during design of slabs

3 Answers  

What do you mean by "M-30"?

6 Answers   CDS,

what are the mixing of M10,M15,M20,M25,M30grades?

4 Answers   GMR,

What is the roll of face bars in beams

2 Answers