Mumbai University > CIVIL > Sem 7 > Quantity survey Estimation and valuation

Marks: 10 M

Year: May 2014

1. P.C.C (1:5:10) in foundation bed

   Consider first 10 cu m

   Wet volume $= 30 \ \% \ extra \\ = 1.3 {\times} 10 = 13 m^3$

   Wastage $= 20 % extra \\ \; = 1.2 {\times} 13 = 15.6 m^3$

   Cement $= \dfrac{15.6}{\sum{proportion}}= \dfrac{15.6}{1+5+10}=0.975$

   No of cement bags $= \dfrac{0.975}{0.035}=27.85 …