To provide
true line & position of columns/walls we shall provide starter/kicker for each
column & shear walls, column wall position shall be marked on raft/slab top
for providing starter/kicker.
Ø Starters shall be made of 100 mm x 50
mm channel section.
Ø Concreting of starter will proceed
after checking of layout with necessary clearance from clients.
Ø Column wall Shutters/boxes will be 12mm
thick film coated ply with backing angles at the edges and flat at the center
about 300C/C both ways. The lift for columns will be of 2.4 m height in general
but however this may vary depending on requirement.
Ø Vertical reinforcement bars and
Stirrups shall be provided as per Drawings & BBS Checked by clients and
suitably tied with binding wire.
Ø The reinforcement bars shall be held
in position rigidly from sway by suitable scaffolding arrangement.
Ø Proper cover to the reinforcement
shall be ensured by providing adequate numbers of concrete cover blocks.
Ø Column shutters shall be erected true
to line and plumb and adequate supports shall be provided to keep the same in
position during & after concreting.
Ø Proper staged platform will be
provided for concreting.
Ø Concrete pour card as per approved
format shall be made and maintained for each pour duly signed by client &
Simplex.
Ø Columns shall be poured in layers of
300 mm thick and each layer shall be vibrated properly.
Ø Adequate numbers of manpower in terms
of skilled and unskilled shall be made available to receive the concrete.
Ø Proper lighting arrangements shall be
made for night works.
Ø Construction and expansion joints
shall be provided and treated as per instructions/specifications.
Ø Any loose deposited concrete
afterwards shall be removed & disposed off.
Ø Hessian cloth shall be wrapped around
the column/wall for keeping the element wet for minimum of 14 days.
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