PERIMETER WALL COST
Sample size 50*100.

Mid girth [50+50+100+100]=300ft-12[ gate.,total length =288fts.
288÷3.3 change into metres.
=87m
1.machine cut Stone

No of stone will be 87÷0.4( size of one machine stone =218 pcs.

Assume 10 courses of stone to be built
218×10 =2,170 pcs stone

2.Cement for walling

One bag of cement can build 50 pieces of machine cut stone 1:3

2,170÷50= 44 bags of cement

3. sand for walling.

44bags x 3 wheelbarrow unit of sand in ratio …=132wheel barrow
8wheelbarrow make a tone
132/8= 16.5 tons
Add 10%water and shrinkage

Sand =18tons
5.foundation walling store
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