TOP 20 CIVIL ENGINEERING INTERVIEW QUESTION ANSWER FOR FRESHER CIVIL ENGINEERS

In this post we are discussed about most important questions have you ever ask many company. 
They are most important question for asked many Company asked like HCC, L&T so many companies,





  1. What is unit weight of RCC and PCC ?   
        Ans- RCC = 25 KN/M3 
                 PCC  = 24 KN/M3
     2. What is the unit weight of steel ?
       Ans - 7850 kg/m3
    3. how to find the weight of steel bar ?
      Ans- Weight of bar in kg/m = d2/162.2
                where 'd' is diameter of bar in mm
   4. What is the compressive  strength of Brick ?
    Ans- first class brick - 105 kg/cm2
             second class brick- 70 kg/cm2
             fire brick              - 125 kg/cm2
    5. What's the slope of staircase ?
      Ans- As per IS456-2000, if should be between 25 to 40 degress.
   6. What do you  mean by Segregation?
      Ans- Segregation is a separation of cement sand from aggregate this is cause due to improper water cement ratio and when concrete is poured about move than 1.5 meter height.
  7. 1BHK full form?
   Ans- 1 Bedroom, 1 hall, 1 kitchen,  
  8. When we go for pile foundation ?
   Ans- Pile foundation is adopted when the soil bearing capacity is less then 24kn/m3.
  9. What is the temperature at which different ingredient of cement is burnt ?
   Ans- 1400'c 
  10. What is least count of theodolite and compass?
     Ans- Theodolite : least count is 20" ( 20 second )
                Compass   : least count is 30'  ( 30 minute )
  11. What is volume of cement bag (50kg) ?
      Ans- 0.0347 m3 or 1.23CFT
   12. What is the least cover for the slab beam, colum, footing ?
       Ans- Slab         : 20mm
                Beams     : 25mm
                Colums   : 40mm
                 Footings : 50mm
  13. What is the name of machines which is used for compression test ?
       Ans- Universal testing Machine ( UTM )
  14. The Standard sand now a days used in India is obtained from?
      Ans- Ennore ( Madras )
   15. How many days you can use cement from the manufacturing Date ?
       Ans- 3 Months
    16. How many mm in 1 soot?
        Ans- 3.17mm
     17. What is the ratio of M20 and M25 ?
         Ans- M20 - 1:1.5:3
                  M25 - 1:1:2
     18. What is the full form of DPR ?
         Ans - Daily Progress Report.
      19. How many feet in 1 meter?
          Ans- 1 meter = 3.24 feet
      20. What is the difference between column and strut ?
          Ans- Column is the vertical members of the frame structure whereas Strut can be inclined or horizontal and generally short in length as compared to column.

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