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Calculate the quantities of cement, water, fine aggregate, and coarse aggregate per trial mix of 1 m3 for the following specifications. Target mean compressive strength-30 MPa at 7 days; Cement strength class 42.5; Slump required 100 mm; Max. Aggregate size 20 mm; specific gravity of aggregates 2.65% Coarse aggregate UNCRUSHED (10, 20mm), fine aggregate CRUSHED (50% pass 600 micros); Maximum allowable free- water/cement ratio 0.40; Minimum allowable cement content 275 kg/m3; Absorption of fine aggregate : 1.0%; Absorption of coarse aggregate 1.0%; Total Moisture content of coarse aggregate 3.0%; Total Moisture content of fine aggregate-30% Chapter 5 Concrote Mix Design Calculations Total 60 Problem with different moisture conditions: 5. Calculate the quantities of cement, water, fine aggregate, and coarse aggregate per trial mix of 1 m3 for the following specifications. Target mean compressive strength-30 MPa at 7 days; Cement strength class 42.5; Slump required 100 mm; Max. Aggregate size 20 mm; specific gravity of aggregates 2.65% Coarse aggregate UNCRUSHED (10, 20mm), fine aggregate CRUSHED (50% pass 600 micros); Maximum allowable free- water/cement ratio 0.40; Minimum allowable cement content 275 kg/m3; Absorption of fine aggregate : 1.0%; Absorption of coarse aggregate 1.0%; Total Moisture content of coarse aggregate 3.0%; Total Moisture content of fine aggregate-30% Chapter 5 Concrote Mix Design Calculations Total 60
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