Haji LALA Rabnawaz And Sons

12/04/2017

04/08/2014

Catrpillar

31/07/2014

Eid Mubarak my all dears

17/05/2014

Useful notes for civil engineers
UNIT WEIGHT;
water-1000kg/m3
cement-1440 "
steel - 7850 "
wood - 1200 "
sand - 1840 "
P.C.C - 2400 "
R.C.C - 2500 "
UNIT CONVERSION;
0.3048 M = 1 ft
1 m2 = 10.76 sq.ft
2.83m3 =100 C.F.T
1 C.F.T = 28.7 litres
1 cent = 435.6 sq.ft
1ground =2400 sq.ft
GRADE OF CONCRETE;
M10 = lean mix
M15 = 1:2:4
M20 = 1:1.5:3
M25 = 1:1:2
Weight. OF STEEL;
6 mm = 0.22 kg/m
8 mm = 0.39 "
10 mm = 0.62 "
12 mm = 0.89 "
16 mm = 1 kg/m