Wednesday, November 19, 2014

CLEAR COVER TO MAIN REINFORCEMENT:

  • FOOTINGS : 75 mm
  • RAFT FOUNDATION.TOP : 50 mm
  • RAFT FOUNDATION.BOTTOM/SIDES : 75 mm
  • STRAP BEAM : 50 mm
  • GRADE SLAB : 20 mm
  • COLUMN : 40 mm
  • SHEAR WALL : 25 mm
  • BEAMS : 25 mm
  • SLABS : 15 mm
  • FLAT SLAB : 20 mm
  • STAIRCASE : 15 mm
  • RETAINING WALL : 20/ 25 mm on earth
  • WATER RETAINING STRUCTURES : 20/30 mm

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