Factors to be considered in seismic safety as per building code

The most important factors considered in the code for ensuring seismic of various category buildings are the following:

1) For safety of walls

  • Mortar used in foundations and walls
  • Size and placing of door, window openings in walls
  • Lengths of wall between cross walls
  • Height of wall above floor to ceiling
  • Unconnected perpendicular walls
  • Provision of horizontal seismic bands at

    1. plinth level
    2. door and window lintel level
    3. ceiling of lat floor/roof, or eave level of sloping roofs
    4. gable ends and top of ridge wall
    5. window sill level

  • Provision of vertical steel bar

    1. at each corner/junction of walls
    2. at door and window jambs

2) For safety of roofs or floors

  • use of Roofs/floors with prefabricated or precast elements
  • use of Cantilever balconies
  • use of Roofs/floors with wooden joists with Various covering elements
  • use of Jack arch roof or floors
  • use of Sloping roofs with sheets or tile covering
  • use of Sloping raftered roofs