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Estimate 8

Method Of Individual Work Estimate
General item of work required for Building Estimate

Formwork
(unit in Sqm)
Definition: 
The Mold arrangement of wood or metal plate to hold fresh concrete to attain its shape is called Formwork.-
3 Types-
1. Shuttering (Vertical Surface)
2. Centering (Horizontal Surface)
3. Staging (Wooden Ballies, Props or Support)


Note:
Generally,
Formwork used for Residential Building is Wooden or Steel,
In the case of typical Multistore Building Project used MIVAN

Some Important Equation:

  • Ballies Height Approximately 3m and 100mm Dia 
  • The spacing of props not more than 1m C/C
  • Centering upto a span of 4.5m removed after 7 days And Over 4.5m removed after 14 days

During Construction Work: 
  • Props should rest on flat Surface base (Used Brick in case of Wooden Ballies)
  • Used Oil to easy Deshuttering 
  • The surface of fromwork should clean before placing concrete.
  • The gapes between centering and shuttering is sealed by mastic tape to prevent leakage of the slurry. Fromworks should leakage proof.


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