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.
Starters shall be made of 100 mm x 50 mm channel section.
Concreting of starter will proceed after checking of layout with necessary clearance from clients.
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.
Vertical reinforcement bars and Stirrups shall be provided as per Drawings & BBS Checked by clients and suitably tied with binding wire.
The reinforcement bars shall be held in position rigidly from sway by suitable scaffolding arrangement.
Proper cover to the reinforcement shall be ensured by providing adequate numbers of concrete cover blocks.
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.
Proper staged platform will be provided for concreting.
Concrete pour card as per approved format shall be made and maintained for each pour duly signed by client & Simplex.
Columns shall be poured in layers of 300 mm thick and each layer shall be vibrated properly.
Adequate numbers of manpower in terms of skilled and unskilled shall be made available to receive the concrete.
Proper lighting arrangements shall be made for night works.
Construction and expansion joints shall be provided and treated as per instructions/specifications.
Any loose deposited concrete afterwards shall be removed & disposed off.
Hessian cloth shall be wrapped around the column/wall for keeping the element wet for minimum of 14 days.
De-shuttering shall be done after 12 hours/24 hours after casting of individual pours as per Technical requirements and codal provisions.
