Basic Knowledge of Civil Engineering

 Basic Knowledge of Civil Engineering every engineer must know

1. Weight of One Cement Bag ➟50 kgs

2. Density of Cement  ➟ 1440 kgs/m3

3. Minimum Thickness of Slab  ➟ 0.125 meter

4. C/C Long Form  ➟ Center to Center Distance

5. DPC thickness should not be less than  ➟ 2.5cm

6.  DL Long Form  ➟ Development Length

It is essentially provided to create a bond between steel and concrete in order to transfer the bar force without the slip to prevent the bar from pulling out under tension or any forces.

7. Slope of Stairs should be between  ➟ 25-40° angle

8. Stair should be Riser between    ➟ 150-200mm

                             Thread between ➟ 250-300mm

9. The number of bricks required in 1m3 ➟ 550 no's

10. M20 Grade ➟ Concrete generally used in the construction of Slab

11. Unit weight of steel formulae ➟ D²/162 in kg/m

12. Lapping shouldn't provide for the dia more than ➟ 36mm

13. Maximum free fall of concrete  ➟ 1.5m

14. Compressive strength of Brick ➟ 7.5 N/mm²

15. Number of bars = Length of Opposite  +1

                                             C/C