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- Question
Raft foundations are used for :
Options- A. providing increased area of foundation over poor bearing capacity of soil
- B. spanning over small soft or loose pockets
- C. counter acting the hydrostatic effect
- D. all the above.
- Correct Answer
- all the above.
- 1. In grillage foundations a minimum 15 cm cover is provided on
Options- A. upper flange of top tier
- B. lower beam of lower tier
- C. ends of external beams
- D. none to these. Discuss
- 2. To support a heavy structure in sandy soil, the type of foundation generally used, is
Options- A. combined footing
- B. raft footing
- C. pier footing
- D. strap footing
- E. none of these. Discuss
- 3. The strength of brick masonry in 1:6 cement mortar, is
Options- A. 20 tonnes/m2
- B. 40 tonnes/m2
- C. 50 tonnes/m2
- D. 60 tonnes/m2
- E. 75 tonnes/m2. Discuss
- 4. The lower half portion between crown and skew back of the arch, is called
Options- A. spandril
- B. haunch
- C. springing
- D. soffit. Discuss
- 5. In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to
Options- A. 15 mm
- B. 25 mm
- C. 35 mm
- D. 45 mm
- E. 55 mm. Discuss
- 6. Expansion joints in masonry walls are provided if length exceeds
Options- A. 10 m
- B. 20 m
- C. 30 m
- D. 40 m
- E. 50 m. Discuss
- 7. An arch constructed with finely dressed stones, is known
Options- A. ashlar arch
- B. rubble arch
- C. gauged arch
- D. axed arch. Discuss
- 8. For different layers of cement concrete floor. Pick up the incorrect statement from the following :
Options- A. The lowest layer consists of consolidated ground
- B. A 10 cm thick clean sand is laid on consolidated ground
- C. A 10 cm lime concrete (1 : 4 : 8) is laid on clean sand
- D. A 10 cm thick cement concrete (1 : 2 : 4) is laid on top layer. Discuss
- 9. To obtain good bonding in brick masonry
Options- A. first class bricks are used
- B. vertical joints in alternate courses are kept in plumb line
- C. bats are used where necessary
- D. all the above. Discuss
- 10. The type of ashlar masonry in which stones are finely chisel dressed and thickness of joints does not exceed 3 mm, is
Options- A. chamfered ashlar masonry
- B. ashlar facing masonry
- C. random coursed ashlar masonry
- D. coursed ashlar masonry. Discuss
Building Construction problems
Search Results
Correct Answer: lower beam of lower tier
Correct Answer: pier footing
Correct Answer: 50 tonnes/m2
Correct Answer: haunch
Correct Answer: 25 mm
Correct Answer: 40 m
Correct Answer: ashlar arch
Correct Answer: A 10 cm thick cement concrete (1 : 2 : 4) is laid on top layer.
Correct Answer: all the above.
Correct Answer: coursed ashlar masonry.
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