Rebar Estimation Class: 17 (Slab on Grade) Part - 2
Slab Bolster & Slab Bolster Upper Slab Bolster height = 2” Length of Slab Bolster = 5+4 = 9’- 0” Number of Slab Bolster = 200/9 = 22.22 = 23+1 = 24 No. of SB = 150 - (2 X ½ Spacing) Spacing = 150 - 4 4 = 146 / 4 = 36.5 + 1 = 38 Total number of SB = 24 X 38 = 720 Nos. Total linear feet = 720 X 5 = 3600 L ft Required = 720 Nos. 2” Height of SB (5’-0”) Length The total length of the Beam Bolster 3600’- 0” L ft Individual high chair ( I H C ) No. of IHC = 200 - (2 X ½ Spacing) Spacing =
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