Saturday, May 12, 2012

Function requirement


  • The primary function of a building is to carry safety all the loads imposed it without deforming excessively under load as a whole or in its parts . 
  • This function is efficiently achieved if its design & coinstrjuction are provided with adequate strength , stability  & fire resistance . \
Stength & stability 
  1. Appropriate material 
  2. Adequate stiffness ( not easily bent ) 
  3. Adequate rigidity between members 
Fire resistance 
  1. Structural integrity during fire : either withstand 
  • full [eriod of a total burn-out or 
  • long enough to permit occupants of the building to escape . 

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