Concrete kickers are constructed in columns and walls to make the formwork fixing more convenient. after floor concreting work completed, we will have a flat surface and there is no component or support to fix the formwork. So the concrete kickers are built.
Concrete kickers used in,
1. Concrete Column
2. Concrete Wall
Therefore, kickers have identified as column concrete
kickers also. The following figure indicates the concrete kicker constructed for a column and wall.
DIMENSIONS AND FORMWORK OF COLUMN AND WALL KICKER
The column kicker thickness
is from 75mm to 150mm, while its width and length are equal to the column size
on which the kicker is built. The ideal height of the column base is 75 mm as
it provides a solid structural start to the column or wall construction.
Note: A kicker thickness should not be less than
75mm. and its If the thickness more than
150mm, it will fall with the weight of the concrete in them.
After column kicker
formwork completed concrete will be laid evenly
CONCRETE KICKER ADVANTAGES
1. It
improve the quality of construction speed, by making it easier on installing
formwork.
2. Dimensions
of wall and column maintained easily
3. Concrete
can be poured easily in the kicker without any mistakes because of its compact size
4. It Prevent
the longitudinal reinforcement movement
5. It helps
to provide designated concrete cover
6. It helps to maintain the vertical alignment of
the column
CONCRETE KICKER
DISADVANTAGES
1. Grade of the concrete
should be maintained the same. which is difficult to deliver a small quantity of
concrete
2. Concrete Compaction is
difficult because of its small size.
3. Our article discusses the effect of concrete compaction
on the main things
affecting the strength of concrete.
4. Requires small
formwork to prepare it
5. The precision of the
formwork is very important. A small error in its construction will also reflect
the entire construction of the element.
CHECKLIST OF CONCRETE KICKER CONSTRUCTION
1.
As a general rule,
the height of the column base should be 75 mm.
2.
The horizontal
dimensions are equal to the column.
3.
The grade of the
concrete of the kicker is equal to the grade of the column concrete.
4.
Pay special
attention to this placement of formwork mistakes during construction.
5.
The column kicker
must be roughened adequate.
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