Section 1: Excavation & Earthworks

1. What is the maximum safe slope for excavation in sandy soil?

o A. 1:1 ( )
o B. 2:1
o C. 1:2
o D. 1:0.5
2. How do you calculate the volume of a rectangular excavation?
o A. Area × Perimeter
o B. Width × Depth × 2
o C. Length × Width × Depth ( )
o D. Height × Length × 2
3. What is benching in excavation?
o A. Installing steel mesh
o B. Creating horizontal steps ( )
o C. Mixing concrete
o D. Piling method
4. When is shoring required?
o A. In wide areas only
o B. When soil is hard
o C. When depth exceeds safe limits ( )
o D. During surface cleaning
5. What document provides soil classification for excavation?
o A. Design drawing
o B. Geotechnical report ( )
o C. Electrical layout
o D. Project schedule

Section 2: Foundations & Concrete

6. What is the typical concrete mix ratio for footing (by volume)?
o A. 1:3:6
o B. 1:2:4 ( )
o C. 1:1.5:3
o D. 1:4:8
7. What is the purpose of lean concrete?
o A. Reinforcement
o B. Waterproofing
o C. Provide clean base ( )
o D. To increase slope
8. What is the minimum concrete cover in footings?
o A. 10 mm
o B. 25 mm
o C. 40 mm
o D. 50 mm ( )

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 9. What is blinding concrete?
o A. Concrete for beams
o B. Surface finishing
o C. Concrete layer under footing ( )
o D. Temporary slab
10. How is concrete volume of a pedestal calculated?

• A. Base Area × Height ( )

• B. Diameter × Length
• C. Perimeter × Depth
• D. Width × Thickness × 2

Section 3: Electrical Civil Works

11. What is a duct bank?

• A. Water drainage
• B. Concrete encased cable ducts ( )
• C. Manhole
• D. Electrical pole

12. What is the minimum slope for cable trenches?

• A. 1%
• B. 0.5% ( )
• C. 3%
• D. Flat

13. What is the typical concrete grade for duct bank encasement?

• A. C10
• B. C20
• C. C25 ( )
• D. C40

14. What ensures the position of ducts in trench?

• A. Steel bars
• B. Mortar
• C. Duct spacers ( )
• D. Bricks

15. What is a thrust block used for?

• A. Prevent duct collapse

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 • B. Resist pipe movement ( )
• C. Support manholes
• D. Anchor cable trays

Section 4: Quantity Estimation

16. What is the formula for volume of a trapezoidal footing?

• A. Area × Height
• B. (A1 + A2)/2 × Depth ( )
• C. Length × Width × 2
• D. L × W ÷ 2

17. What is BOQ?

• A. Blueprint of Quantities
• B. Building Organization Quote
• C. Bill of Quantities ( )
• D. Basic Offer Quote

18. What is the unit for excavation in BOQ?

• A. Square meter
• B. Cubic meter ( )
• C. Linear meter
• D. Ton

19. How to calculate concrete for rectangular footing?

• A. Perimeter × Height
• B. L × B × D ( )
• C. L × B × 2
• D. Area × Volume

20. What is the standard concrete waste factor?

• A. 1%
• B. 2%
• C. 3%
• D. 5% ( )

Section 5: Steel & Reinforcement

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 21. What is BBS?

• A. British Building Standard

• B. Bar Bending Schedule ( )
• C. Bulk Brick Schedule
• D. Beam Base Specification

22. What is lap length in tension zone?

• A. 10 × dia
• B. 40 × dia
• C. 50 × dia ( )
• D. 30 × dia

23. What is the minimum cover for reinforcement in columns?

• A. 15 mm
• B. 25 mm
• C. 40 mm ( )
• D. 60 mm

24. How is steel quantity calculated?

• A. Number × Dia × Length × Density ( )

• B. Dia + Length × 2
• C. Dia × 2
• D. None

25. Why are dowels used in footing?

• A. For aesthetics
• B. For vertical connection ( )
• C. For waterproofing
• D. To reduce weight

Section 6: Safety & Site Work

26. What PPE is mandatory near electrical works?

• A. Leather jacket
• B. Safety helmet & gloves ( )
• C. Raincoat
• D. Sports shoes

27. What is a safe distance from overhead HT lines?

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 • A. 1 meter
• B. 3 meters ( )
• C. 0.5 meter
• D. No restriction

28. What is the color code for electrical ducts?

• A. Yellow
• B. Red ( )
• C. Green
• D. White

29. When should formwork be stripped for vertical surfaces?

• A. 2 hours
• B. 12 hours
• C. 24 hours ( )
• D. 48 hours

30. How do you prevent collapse in deep excavation?

• A. Use heavy machinery

• B. Install warning signs
• C. Provide shoring/bracing ( )
• D. Pour water

Section 7: Manholes & Underground Works

31. What is a standard inner dimension of electrical manhole?

• A. 0.5×0.5m
• B. 1.2×1.2m ( )
• C. 2×2m
• D. 3×3m

32. What is used to test soil compaction?

• A. Soil probe
• B. Compaction meter
• C. Nuclear densometer ( )
• D. Soil gauge

33. What is the sequence of trench backfill?

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 • A. Top to bottom
• B. Center first
• C. Bottom to top in layers ( )
• D. No sequence

34. What is the purpose of cable markers?

• A. Decoration
• B. To identify cable route ( )
• C. Reduce cost
• D. Light up trench

35. What is "as-built drawing"?

• A. Original plan
• B. Modified construction drawing ( )
• C. Electrical layout
• D. Demolition plan

Section 8: Concrete Testing

36. What is slump test used for?

• A. Check cement content

• B. Check workability ( )
• C. Check steel
• D. Check durability

37. What is the curing period of concrete?

• A. 1 day
• B. 3 days
• C. 7 days
• D. 7 to 14 days ( )

38. What causes honeycombing in concrete?

• A. Over-curing
• B. Improper compaction ( )
• C. Fast mixing
• D. Use of steel

39. What is segregation in concrete?

• A. Color change

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 • B. Breaking of concrete
• C. Separation of materials ( )
• D. Bending of rods

40. What tool is used for concrete compaction?

• A. Plate compactor
• B. Poker vibrator ( )
• C. Trowel
• D. Hammer

Section 9: General Civil Works in Power Projects

41. What is the main civil task in substation construction?

• A. Generator testing
• B. Foundation & yard work ( )
• C. Transformer wiring
• D. Cable pulling

42. Tower foundation type depends on:

• A. Paint type
• B. Tower height
• C. Soil condition ( )
• D. Voltage only

43. What is an earth pit?

• A. Water storage
• B. Drain pit
• C. Electrical grounding point ( )
• D. Manhole

44. What is used to measure rebar spacing?

• A. Dial gauge
• B. Measuring tape ( )
• C. Vernier scale
• D. Screw gauge

45. Where are cable trenches located?

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 • A. Above slab
• B. In foundations
• C. Below ground ( )
• D. On ceiling

Section 10: Codes & Tools

46. What code is commonly used for concrete works?

• A. IEEE
• B. ASTM
• C. ACI ( )
• D. ISO

47. Which software is used for quantity take-off?

• A. AutoCAD
• B. Primavera
• C. Excel
• D. PlanSwift ( )

48. What is the standard unit for steel bars in BOQ?

• A. Kg ( )
• B. Meter
• C. Ton
• D. Number

49. What is the importance of cover blocks?

• A. To decorate concrete
• B. Hold rebar in place ( )
• C. Increase load
• D. Reduce cost

50. What is the full form of PPE?

• A. Professional Project Engineer

• B. Personal Protection Equipment ( )
• C. Project Planning Equipment
• D. Power Project Estimate

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