BASIC KNOWLEDGE CIVIL ENGINEERING

DPC THICKNESS          = 2.5 cm Or 1inch

Normal height of the 

Building                          =3.15 m Or 10 feet

Normal Height of window=2.1m

One bag of cement        =1.25cft or 0.0347m^3

Minimum thickness of slab=125mm

No of cement bag in 1m3=28.8bag

Lintel thickness               =15cm(min) or 6 inch

Min diameter used in slab=8mm

Min diameter used in coloum=12mm

Max bar in slab                 =1/8Xthickness of slab

Max Water absortion in 

1st class brick                 =15%

Initial setting time          =30min

Final setting time         =10hours

Unit weight Rcc              =25KN/M^3

Unit weight of pcc         =24KN/M^3

unit weight of steel      =7850KN/M^3

1gallon                           =3.78KN/M^3