KEC International Project Officer Interview Questions and Answers

Q1. HydroTest of DI and HDPE pipe
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Hydrostatic testing is a common method used to test the integrity of DI and HDPE pipes by pressurizing them with water.
• Hydrostatic testing involves filling the pipe with water and pressurizing it to a specified level to check for leaks or weaknesses.

• DI (Ductile Iron) pipes are typically tested at 1.5 times their working pressure, while HDPE (High-Density Polyethylene) pipes are tested at 1.25 times their working pressu...read more
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Q1. General Introduction
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Q2. Questions related to previous experience
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Q3. MS Project questions
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Q4. Contract Management
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Q5. Earned value management
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Q6. Concrete technology, IS codes, mix design,productivity analysis
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Q1. Self introduction
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Q2. Experience in the concern field
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Q1. They will ask about your previous experience
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Q2. Will ask about previous salary
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Q1. Billing Site work
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Q2. Billing and Site work
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Q1. Project Monitoring, scheduling Analyze projects, budget, cash flow, coordination with contractors, Consultant and allied services, construction, resource management, quality control and quality assurance, ...read more
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Q1. Two types of pavent 1:- Flexible pavement 2:-rigid pavement Types of progect 1:- New progect 2:- Realigment of road
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Flexible pavement and rigid pavement are two types of pavements used in different types of road projects.
• Flexible pavement is made of multiple layers of materials that can flex under traffic loads.

• Rigid pavement is made of a single layer of concrete or asphalt that is rigid and does not flex.

• New projects involve constructing roads from scratch, while realignment projects involve changing the alignment of existing roads...read more
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Q2. Constrution process:- surveying, enchrochment ,NGL, OGL
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Q3. Flexibile road :- 1:- Embankment as per site now taken thickness 3M , Large size of soil particles75mm lumps& cloud , liquid index<50% , plastic limit <25% , Swelling &shrinkage <50% , effective cbr as per...read more
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Q4. 3:- confinement layer or new blanket
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Q5. 4:- WMM:- It is mixture of aggregate and binding material, aggregate size4.75mm to 20mm. Binding material used stone dust ,morum,flyash, total compacted 300mm. Two layer 150mm &150mm. It is mix in pre mix...read more
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Q6. (a) Prime coat:- low viscous cut back bitumen on wmm surface area fil up pores and void. (b) Tack coat:- Light application bitumen, ashphalt,emulsion,and dilute water applied on the prim coat.
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The question describes the application of prime coat and tack coat on a WMM surface.
• Prime coat is a low viscous cut back bitumen used to fill up pores and voids on a WMM surface.

• Tack coat is a light application of bitumen, asphalt, emulsion, or dilute water applied on the prime coat.

• The purpose of the prime coat is to bond the WMM surface with the subsequent layers of asphalt.

• The tack coat helps in providing a strong b...read more
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Q7. 5 :- DBM:- It is total thickness 150mm. Compacted in two layer 100mm & 50mm Aggregate size 20mm to 28mm ,bitumen viscous grade VG30 grade bitumen mixture.
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Q8. Tack coat :- light application bitumen ,Asphalt, emulsion,and diluted water on the surface area of DBM.
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Q9. 6:- BC :- It is total thicness 50 mm compacted. It is mixture of aggregate size 13.1mm bitumen VG30 grade viscous.
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Q10. 7:- Seal :- 6mm to 8mm thickness grvel or coarse sand mix with bitumen on BC course .provided camber on flexble pavement 1in 40 to 1in 40.
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Q11. RIGID PAVEMENT :- All the process of embankment to GSB is same. DLC:- Specification 1 :- Aggregate size 26.5 mm 2:-water absorption<2% 3 :- soundness test :- Naso4 12% ...read more
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Q12. DESIGIN PROCEDURE :- DLC thickness 150mm. 1:- use M15 grade concrete,max aggregate cement ratio 12:1 2:-The minimum cement content 150kg per cum. If flayash is more than >20% the mini.mum cement content. ...read more
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Design procedure for 150mm DLC thickness using M15 grade concrete with specific requirements for cement content, testing, mixing, transportation, compaction, and curing.
• Use M15 grade concrete with maximum aggregate cement ratio of 12:1

• Minimum cement content of 150kg per cum, or 120kg per cum if flyash is more than 20%

• Perform 5 sample cube test after 7 day curing with strength of 10 MPA, and 1 sample cube test after 7 d...read more
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Q13. PQC:- TOTAL THICKNESS 300MM Aggregate size 31.5mm. All specificition is same as DLC.
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Q14. Design procedure :- 1 :- The minimum cement content 360 kg per cum.if the fly ash is more than 20% the minimum cement content 310 kg per cum. 2 :-The flexure strength of cement concrete after 28 days cur...read more
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Design procedure for Senior Project Manager role including cement content, strength, joint design, and surface finishing.
• Minimum cement content of 360 kg per cum, or 310 kg per cum if fly ash is more than 20%

• Flexure strength of cement concrete after 28 days curing is 4.5 MPA

• Compressive strength of cement concrete after 28 days curing is 40 MPA

• Dowel bar provided for expansion joint vehicle load transfer between slabs

• Tie...read more
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Q15. CBR:- Developed by calforina division state highway to classiy soil sub grade &GSB CBR=3%-25% CLAY<8% SAND 15% -35% GRAVEL>25% THICKNESS OF PAVEMENT T=( 1.75P/CBR - A/3.14)
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