Answer / nisikanta

First of all calculate total volume of RR masonry.Then add
33% of volume more than actual volume of wet material.then
for 1:4 ;1 cement:4 coarse sand.Total volume/5=Vol of cement.
no of bags of cement=Vol of cement/.035.For 1:6 just put 6
in place of 4.

Answer / sudhir pawar

Part A : The data :
Cement: 330/bag
Rubble : 2562/brass
Labour  :2200/brass
Sand 6500/ brass
You already know that : I brass = 100 Cft
Desired  Profit 25%

Specifications :
Rubble masonry Width 18″ to 36"
for wall compound ht upto 3′ from ground level
 in cement mortar in ratio : ( 1:5 )

Material for 1 cum:
Cement : 330*(0.45*1.57*28.8)/6= Rs.1119
Sand:   6500*0.3529*5*(0.45*1.57)/6= Rs.1350.50
Rubble: 2562*0.3529*1.45 = Rs.1311
Labour : 2200*0.3529= Rs.776

Total:                        Rs.3756 RS. 4556.50
Profit:Add@ 25%:      Rs. 1139.13
                   Total:  Rs. 5695.63  Rs/cum.

Answer / j.edison

cement mortar1;4 1440divided by4=360kg
cement mortar 1;6 1440divided by 6=240kg

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