Tag Archives: Soffit

Estimate this Slab (Drawing Included). Questions:- Estimate this Slab (Drawing Included). In This Article i will explain the Estimation Of Slab.   Calculation:- Estimate for Slab Casting (1:2:4). = 1×28′-6″x20′-11″x0′-5″ = 247.98 Cft. = 7.021 Cum. Estimate for Formwork. Soffit = 1×28′-6″x20’11” = 596.10 Sft. Side = 1×2(28′-6″+20′-11″)x0′-5″ = 41.11 …

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