BUILDING CONSTRUCTION & MAINTENANCE ENGINEERING MCQs

BUILDING CONSTRUCTION & MAINTENANCE ENGINEERING
(SSC JE | RRB JE | OSSC JE – PATTERN)

✔ Exact JE pattern
✔ Tricky options
✔ Short, exam-oriented explanations
✔ 25 THEORY + 25 NUMERICAL

🟢 THEORY MCQs (1–25)

Q1. Minimum plinth height recommended as per IS code is

1. 300 mm
   B. 400 mm
   C. 450 mm ✅
   D. 600 mm

Explanation: Prevents dampness and flood water entry.

Q2. Carpet area of a building includes

1. Wall thickness
   B. Balcony area
   C. Usable living area only ✅
   D. Staircase

Q3. The strongest bond in brick masonry is

1. Flemish bond
   B. Header bond
   C. English bond ✅
   D. Stretcher bond

Q4. Which foundation is best suited for low bearing capacity soil?

1. Isolated footing
   B. Strip footing
   C. Raft foundation ✅
   D. Grillage foundation

Q5. Standard size of brick as per IS code is

1. 230 × 110 × 75 mm
   B. 190 × 90 × 90 mm ✅
   C. 200 × 100 × 100 mm
   D. 180 × 85 × 85 mm

Q6. Purpose of bond in masonry is to

1. Improve appearance
   B. Reduce cost
   C. Distribute load uniformly ✅
   D. Increase speed

Q7. Which door is most suitable for hospitals?

1. Panelled door
   B. Flush door
   C. Sliding door ✅
   D. Battened door

Q8. Minimum headroom in a staircase should be

1. 1.8 m
   B. 2.0 m
   C. 2.1 m ✅
   D. 2.4 m

Q9. Relationship between riser (R) and tread (T) is

1. R + T = 450
   B. R = T
   C. 2R + T = 600–650 mm ✅
   D. R/T = 2

Q10. Which roof is preferred in heavy rainfall areas?

1. Flat roof
   B. RCC roof
   C. Pitched roof ✅
   D. Shell roof

Q11. Efflorescence in masonry is caused due to

1. Excess cement
   B. Moisture movement
   C. Soluble salts ✅
   D. Poor workmanship

Q12. Minimum width of stair in residential buildings

1. 600 mm
   B. 750 mm
   C. 900 mm ✅
   D. 1200 mm

Q13. Window sill height is generally

1. 300 mm
   B. 450 mm
   C. 750–900 mm ✅
   D. 1200 mm

Q14. Which paint is best for exterior walls?

1. Distemper
   B. Oil paint
   C. Enamel paint
   D. Cement paint ✅

Q15. Which foundation uses pile cap?

1. Raft foundation
   B. Strip footing
   C. Pile foundation ✅
   D. Combined footing

Q16. Standard thickness of partition wall is

1. 75 mm
   B. 100 mm ✅
   C. 150 mm
   D. 230 mm

Q17. Which defect appears as white powder on wall surface?

1. Cracking
   B. Dampness
   C. Efflorescence ✅
   D. Peeling

Q18. Which staircase occupies least floor area?

1. Dog-legged stair
   B. Open well stair
   C. Spiral stair ✅
   D. Straight stair

Q19. DPC is generally provided at

1. Roof level
   B. Window sill level
   C. Plinth level ✅
   D. Foundation base

Q20. Which bond is most decorative?

1. English bond
   B. Flemish bond ✅
   C. Header bond
   D. Stretcher bond

Q21. Standard height of residential room is

2. 2.4 m
   B. 2.6 m
   C. 2.75 m ✅
   D. 3.0 m

Q22. Which is NOT a function of foundation?

1. Load transfer
   B. Stability
   C. Decoration ✅
   D. Settlement control

Q23. Best method to prevent dampness

1. Painting
   B. Whitewashing
   C. Damp proof course (DPC) ✅
   D. Plastering

Q24. Roof suitable for large column-free halls

1. Flat roof
   B. Pitched roof
   C. Shell roof ✅
   D. Timber roof

Q25. English bond consists of

1. Only headers
   B. Only stretchers
   C. Alternate header & stretcher courses ✅
   D. Random arrangement

🟡 NUMERICAL MCQs (26–50)

Q26. FAR if plot area = 200 m² and total floor area = 300 m²

1. 1.25
   B. 1.5 ✅
   C. 2.0
   D. 0.75

Q27. Number of bricks required for 2 m³ masonry

1. 500
   B. 750
   C. 1000 ✅
   D. 1500

(500 bricks per m³)

Q28. Load on column = 600 kN, SBC = 200 kN/m². Area of footing

1. 2 m²
   B. 3 m² ✅
   C. 4 m²
   D. 5 m²

Q29. Height of stair = 3 m, riser = 150 mm. Number of steps

1. 15
   B. 18
   C. 20 ✅
   D. 22

Q30. Volume of plaster for 100 m² wall with 12 mm thickness

1. 1.0 m³
   B. 1.2 m³ ✅
   C. 1.5 m³
   D. 2.0 m³

Q31. Window area required for 20 m² room (10%)

1. 1.0 m²
   B. 2.0 m² ✅
   C. 2.5 m²
   D. 3.0 m²

Q32. Area of footing for load 800 kN, SBC 160 kN/m²

1. 4
   B. 5 ✅
   C. 6
   D. 8

Q33. Number of bricks in 1.5 m³ masonry

1. 500
   B. 750 ✅
   C. 1000
   D. 1200

Q34. If riser = 150 mm, suitable tread is

1. 200 mm
   B. 300 mm ✅
   C. 350 mm
   D. 400 mm

Q35. Thickness of RCC slab generally adopted

1. 75 mm
   B. 100 mm ✅
   C. 150 mm
   D. 200 mm

Q36. Height of parapet wall is usually

1. 600 mm
   B. 750 mm
   C. 900 mm
   D. 1000 mm ✅

Q37. Stair slope generally lies between

1. 10°–20°
   B. 20°–25°
   C. 25°–40° ✅
   D. 45°–60°

Q38. Cement bags required for 1 m³ of 1:6 mortar

1. 3
   B. 4
   C. 5 ✅
   D. 7

Q39. Height of one storey residential building

2. 2.5 m
   B. 3.0 m ✅
   C. 3.5 m
   D. 4.0 m

Q40. Width of standard residential door

1. 0.75 m
   B. 0.9 m ✅
   C. 1.0 m
   D. 1.2 m

Q41. Thickness of DPC usually provided

1. 15 mm
   B. 25 mm ✅
   C. 40 mm
   D. 50 mm

Q42. If plot area = 150 m² and FAR = 1.5, total floor area

1. 200 m²
   B. 225 m² ✅
   C. 250 m²
   D. 300 m²

Q43. Standard number of bricks per m³

1. 450
   B. 500 ✅
   C. 550
   D. 600

Q44. Height of window generally

1. 0.9 m
   B. 1.0 m
   C. 1.2 m ✅
   D. 1.5 m

Q45. Minimum width of landing should be

1. Half stair width
   B. Equal to stair width ✅
   C. Double stair width
   D. Fixed 1 m

Q46. RCC lintel depth generally

1. 75 mm
   B. 150 mm ✅
   C. 200 mm
   D. 300 mm

Q47. Plinth area rate includes

1. Only wall cost
   B. Entire building cost except services ✅
   C. Only foundation
   D. Only superstructure

Q48. Stair with no landing is

1. Dog-legged
   B. Open well
   C. Straight stair ✅
   D. Spiral stair

Q49. Thickness of load-bearing wall

1. 100 mm
   B. 150 mm
   C. 230 mm ✅
   D. 300 mm

Q50. Most economical roof for residential building

1. Shell roof
   B. RCC flat roof ✅
   C. Timber roof
   D. Steel roof

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