Weight of Sand, Cement and Water for Mortar Mix Ratio 1:3

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Sanjay
Sanjay

Sanjay

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Asked: 2019-05-03T17:47:26+05:30 In:
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How to calculate exactly the weight of sand cement and water in mix ratio 1:3?

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    1. poojan

      poojan

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      Quantity is calculated for 1 Cu.m of mortar:

      For 1 Cu.m mortar
      CementSandW/C ratioRemarks
      130.5
      Total4=1+3
      For 1 Cu.m
      Considering 10% Wastage
      Total Quantity of wet mortar1.110% of  1 Cu.m
      Shrinkage factor1.25
      Total Quantity of dry mortar (Wet mortar x  Shrinkage factor)1.375Multiplying with wet mortar volume=1.25*1.1
      Cement
      Cement0.34=(1/4)(1.375)
      Cement Bag                  9.96=0.375/0.0345 (0.0345 is volume of 1 bag)
      Considering 2% Wastage                  9.96=10.87*1.02
      Total Cement Bag                  9.96
      Sand
      Sand1.03=(3/4)*1.5
      Considering 10% Wastage1.24=1.125*1.10
      Total sand1.23 Cum
      Water
      W/C ratio0.5
      Cement4989.96*50 (50kg is the weight of one bag of cement
      Water249=498*0.5
      Total water249 ltr
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