Important Fifty Questions For Civil Engineers

This article all-important question regarding civil engineering construction work. important information for civil engineering and supervisor.Important Fifty Questions For Civil Engineers

1.  The height of the Parapet wall Should be 1m.

2.  The thickness of DPC = 2.5cm or 1 inch.

3.  Height of building. = 3.15m.

4. Height of Window = 2.1 m.

5. Height of window = 2.1m.

6. Volume of Cement in the one bag = 1.25 cubic feet = 0.0347 m3

7. Weight of one Cement bag = 50kg.

8. Minimum thickness of Slab = 125mm.

9. No. of Cement bags in /m³ =28.8 bags

10. Lintel thickness = 15cm (min)

11. How to Calculate Bar Bending Schedule for Lintel Beam

12. Lintel is provided in the Case of the brick wall. 2.4m in

13. The minimum diameter of bars used in the Slab = is 8mm.

14. Minimum diameter of bars in Column = 12mm. used

15. Minimum diameter of bars in Dowel bars. = 12mm.

16. Max & bars in Slab = 1x thickness of 8 Slab

17. Maximum chair Spacing = 1m

18. Dimensional tolerance of Cube = 2mm.

19. Max water absorption of first Class brick = 15% of its day wt

20. Initial Setting time of cement = 30min.

21. Final Setting time = 10 Hours = 600 minutes.

22. Ordinary Portland Cement.

23. DPR:  Detailed project Report.

24. 1 Gallon 3.78 liters.

25. 1 yard = 3 feet

26. weight of Steel =  D²/162.25 kg/m

27. weight of Steel = D²/ 533  kg/ft

28. The slope of the Staircase = 25°-40°

29. Size of Concrete testing cube = 150mm x 150mm x 150 mm.

30. The concrete cube is filled into 3 layers.

31. Slump Cone is filled in 4 Layers.

32. Minimum thickness of Shear wall = 150mm.

33. Max. thickness of Shearwall = 400mm.

34. Universal testing machine. is used for the Compression test of Concrete & tensile test of Steel Reinforcement.

35. Minimum Curing period.

36. 1 To 7 days → Normal weather conditions.

37. 2 to 10 days. → Day & hot weather conditions.

38. Minimum percentage of Steel in column = 0·8% of  Gross area.

39. Max %age of Steel in column = 6% of Gross area.

40. Lapping is not allowed in the bars of Diameter 36mm or more → Welding is preferred.

41. No. of Stirrups Clearspan in the beam= clear span/ c/c spacing

42. R.C.C  is affected by water because of the Corrosion of reinforcement bars

43. PCC is not affected by the water.

44. Max Free fall of Concrete = 1.5m

45. TMT         =           Thermomechanically treated Bars.

46. TMX         =           Thermax powered Bass.

47. SD            =           Super ductile. Bars.

48. HYSD        =          High yield strength Deformed bass.

49. CTD           =         Cold twisted bars. deformed.

• Unit Weight

RCC       =         25 KN/3 = 25000 N/m3

PCC        =          24kN/m³ = 24,000 N/m³.

Steel      =          7850 kg/m3.

• Minimum no. of bars

For Square Column. or Rectangular -> = 4 bass.

For Circular Column = 6 bass.

Bar Bending Schedule For Column With Footing

• Nominal Cover Footing = 50mm

i-Slab = 20mm.

ii-Beam 25mm.

iii-Column = 40mm.

How to Calculate the Bar Bending Schedule of The Footing

• The angle of the staircase is 225° – 40%

Riser = 150mm – 200mm.

Tread = 250 mm – 300mm.

Read More

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• How To Calculate The Block Quantity In Wall

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• Fire Resistance of Buildings |Fire Causes And Their Prevention

• Grades | Types And Process of Mixing of Concrete 

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