25 important points for Site Engineer

The basic but important points which are essential for civil engineers while working at the site are:

Important points for Site Engineer

  1. The height of the parapet wall should be 1 meter or 3 feet. 
  2. The thickness of DPC should be 25 cm or 1 inch. 
  3. The general height of the building 3.15 meters or 10 ft. 
  4. The weight of the cement bag is 50kg. 
  5. One bag of cement is equal to 0.0347 m3 or 1.25 cubic feet.
  6. Total 28.8 cement bags in the 1-meter cube. 
  7. The minimum thickness of the slab is 125 mm 5inch. 
  8. A lintel is provided in case of a brick wall at a height of 2.4 meters of thickness 15 cm minimum. 
  9. The minimum diameter of bars used in the slab is 8 mm. 
  10. The minimum diameter of bars used in the column is 12 mm.
  11. The maximum diameter of bars to be used in the slab is 1/8 of the thickness of the slab.
  12. Maximum chair spacing 1 m. 
  13. PCC is not affected by water.
  14. RCC is affected by water because of bars. 
  15. The maximum free fall of concrete is 1.5 m.
  16. The maximum water absorption of First-class brick is 15-20% of its weight.
  17. The initial setting time of cement is 30 minutes.
  18. The final setting time of cement is 10 hours ( 600 minutes).
  19. 1 gallon is equal to 3.78 liters.
  20. 1 yard = 3 feet
  21. Weight of steel = D²/162.2 Kg/m or D²/533 Kg/ft.
  22. The slope of the staircase for residential building is kept between 25° – 40°.
  23. Cement should be used within 50 days of manufacturing.
  24. The minimum curing period for concrete is 7 days in normal weather conditions and 10 days in dry and hot weather conditions.
  25. In the column, steel is taken between 0.8% to 6% of the cross-section area of the column.

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