The use of bore guide in under-reamed pile foundation is essential for __________

To set the guide assembly in position

To provide a support to the pile

To keep the bore holes vertical

To set the guide assembly in position

Which of the following stages are involved in the construction of under reamed piles?

Concreting of piles and Boring by auger

The allowable load which the pile can carry safely is determined on the basis of ________

Stability of the pile foundation

The details of the depth of beam and reinforcement required for various loading is provided by_______

Central Building Research Institute, Roorkee

An advantage of preferring bored piles is _______

The concrete is not liable to damage

Vibration caused by driving can be avoided

No requirement of special handling equipment

The efficiency of pile group depends upon __________

Characteristic of pile and Spacing of pile

One of the main advantages of using cased piles are _________

On-the-job-length flexibility and Internal inspection after being driven

In pressure pile, the frictional resistance is increased by __________

Compression of soil and Rough irregular surface

Which of the following is an advantage of using uncased cast-in-situ piles?

The concrete cannot be damaged by driving

Special equipment is not required

The maximum load which can be carried by a pile is defined as its __________

Ultimate load carrying capacity

The_details_of_the_depth_of_beam_and_reinforcement_required_for_various_loading_is_provided_by_______$

Central Building Research Institute, Roorkee

The spacing of the piles in under-reamed pile foundation depends on which of the following factor?

Nature of the ground and Type of pile

99 + Mcqs in Under Reamed Pile Foundations in Geotechnical Engineering Page 2 McqOptions

51.	The use of bore guide in under-reamed pile foundation is essential for __________
A.	To drill the bore hole
B.	To provide a support to the pile
C.	To keep the bore holes vertical
D.	To set the guide assembly in position
Answer» D. To set the guide assembly in position

Discussion

52.	Which of the following stages are involved in the construction of under reamed piles?
A.	Concreting of piles and Boring by auger
B.	Concreting the funnel
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Concreting the funnel

Discussion

53.	The allowable load which the pile can carry safely is determined on the basis of ________
A.	Factor of safety
B.	Load test
C.	Stability of the pile foundation
D.	All of the mentioned
Answer» D. All of the mentioned

Discussion

54.	The details of the depth of beam and reinforcement required for various loading is provided by_______
A.	Indian standard code
B.	Central Building Research Institute, Roorkee
C.	M.I.T system
D.	None of the mentioned
Answer» C. M.I.T system

Discussion

55.	The piles that are suitable for end-bearing to friction friction-load carrying soils is _________
A.	Swage piles
B.	Union metal monotone piles
C.	McArthur cased piles
D.	Western button pile
Answer» C. McArthur cased piles

Discussion

56.	The precast concrete piles are generally used for a maximum design load of about ____________
A.	50 tonnes
B.	100 tonnes
C.	75 tonnes
D.	80 tonnes
Answer» E.

Discussion

57.	Cased cast-in-situ piles are suitable for _________ conditions.
A.	Seasonal moisture change
B.	Dry condition
C.	All ground conditions
D.	All of the mentioned
Answer» D. All of the mentioned

Discussion

58.	Which of the following formulae can be used for determining the efficiency of pile group?
A.	Dynamic formulae
B.	Static formulae
C.	Feld’s formulae
D.	Hiley’s formulae
Answer» D. Hiley’s formulae

Discussion

59.	The bearing capacity of a single pile in clay is mainly due to _________
A.	Friction
B.	Shear strength of soil
C.	Allowable load
D.	Ultimate load
Answer» B. Shear strength of soil

Discussion

60.	Enlarging the stem of bore hole at the depth is done by using________
A.	Spiral auger
B.	Under-reamer
C.	Boring guide
D.	None of the mentioned
Answer» C. Boring guide

Discussion

61.	In which of the following piles, alligator jaw point can be used?
A.	Vibro-pile
B.	Pedestal pile
C.	Franki pile
D.	Simplex pile
Answer» E.

Discussion

62.	Which of the following piles is a cast-in-situ type of concrete pile?
A.	Under-reamed pile
B.	Raymond standard pile
C.	Pressure pile
D.	Anchor pile
Answer» C. Pressure pile

Discussion

63.	Bored compaction piles are the modification of __________
A.	Composite piles
B.	End bearing piles
C.	Compaction piles
D.	Under-reamed piles
Answer» D. Under-reamed piles

Discussion

64.	In Franki pile foundation, the bottom of the pile is provided in the shape of _________
A.	Spherical
B.	Mush-room
C.	Cone
D.	Rectangular
Answer» C. Cone

Discussion

65.	An advantage of preferring bored piles is _______
A.	The concrete is not liable to damage
B.	Vibration caused by driving can be avoided
C.	They need no storage space
D.	No requirement of special handling equipment
Answer» C. They need no storage space

Discussion

66.	The diameter of the under-reamed pile is kept equal to _______ times the diameter of pile steam.
A.	4
B.	5
C.	2.5
D.	2
Answer» D. 2

Discussion

67.	The elastic compression Δ L of a pile can be calculated by the expression based on ___________
A.	Terzaghi’s theory
B.	Hooke’s law
C.	Meyerhof’s theory
D.	Hiley’s formula
Answer» C. Meyerhof’s theory

Discussion

68.	The efficiency of pile group depends upon __________
A.	Characteristic of pile and Spacing of pile
B.	Bearing capacity of soil
C.	All of the mentioned
D.	None of the mentioned
Answer» B. Bearing capacity of soil

Discussion

69.	One of the main advantages of using cased piles are _________
A.	On-the-job-length flexibility and Internal inspection after being driven
B.	Protect concrete fillings
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Protect concrete fillings

Discussion

70.	The depth of the bore hole is checked at _________ before insertion of the under-reamer.
A.	At the start and At the end
B.	Each time
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Each time

Discussion

71.	In pressure pile, the frictional resistance is increased by __________
A.	Compression of soil and Rough irregular surface
B.	Bearing capacity
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Bearing capacity

Discussion

72.	Western button bottom piles uses ________ for driving.
A.	Concrete plug
B.	Auger
C.	Conical shoe
D.	Under-reamer
Answer» B. Auger

Discussion

73.	Franki piles are best suited for _________ type of soil.
A.	Cohesive soil
B.	Clay
C.	Granular soil
D.	Cohesion less soil
Answer» D. Cohesion less soil

Discussion

74.	The separation of Q at any stage of loading into Rp and Rf in cyclic test is based on experimental value found out by________
A.	Hailey
B.	A.F. Van Weele
C.	A.M. Wellington
D.	MacArthur
Answer» C. A.M. Wellington

Discussion

75.	The allowable load for the pile is given by __________ equation.
A.	Qa = Qup/ F
B.	Qa = Qup× F
C.	Qa = WH /F(S+C)
D.	Qa = WH /6(S+2.5)
Answer» B. Qa = Qup× F

Discussion

76.	Which of the following is an advantage of using uncased cast-in-situ piles?
A.	They need no storage place
B.	The concrete cannot be damaged by driving
C.	Special equipment is not required
D.	All of the mentioned
Answer» E.

Discussion

77.	For completion of one under-ream, how many buckets of earth are required for removal?
A.	Five
B.	Ten
C.	Eight
D.	Three
Answer» D. Three

Discussion

78.	Single acting hammers provide an advantage in __________ type of soil.
A.	Compact soil and Hard soil
B.	Light weight soil
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Light weight soil

Discussion

79.	The pile load test should be performed on __________
A.	Working pile
B.	Test pile
C.	All of the mentioned
D.	None of the mentioned
Answer» D. None of the mentioned

Discussion

80.	The maximum load which can be carried by a pile is defined as its __________
A.	Ultimate load carrying capacity
B.	Ultimate bearing resistance
C.	Ultimate bearing capacity
D.	All of the mentioned
Answer» E.

Discussion

81.	The load carrying capacity of a under-reamed pile may be determined by _________
A.	Safe load test
B.	Penetration test
C.	Pile load test
D.	Cyclic load test
Answer» B. Penetration test

Discussion

82.	The under-reamed piles are connected by a beam known as ___________
A.	Capping beam and Grade beam
B.	Reamed beam
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Reamed beam

Discussion

83.	Under reamed piles are normally bored _________ piles.
A.	Cast-in-situ piles
B.	Pre-cast-piles
C.	Steel piles
D.	Composite piles
Answer» B. Pre-cast-piles

Discussion

84.	The maximum spacing of the under-reamed pile should not normally exceed __________
A.	2 meters
B.	2½ meters
C.	1.5 meters
D.	30 centimeters
Answer» C. 1.5 meters

Discussion

85.	The piles that are used for protecting structures from ships and floating object is ____________
A.	Anchor piles
B.	Fender piles
C.	Compaction piles
D.	Batter piles
Answer» D. Batter piles

Discussion

86.	The art of driving piles into the ground was first established by __________
A.	Greeks
B.	Romans
C.	Philippians
D.	None of the mentioned
Answer» C. Philippians

Discussion

87.	Which of the following piles is used to compact loose granular soil?
A.	Friction piles
B.	End bearing piles
C.	Compaction piles
D.	Tension piles
Answer» D. Tension piles

Discussion

88.	Based on the function, piles can be classified into ___________ types.
A.	4
B.	6
C.	8
D.	3
Answer» D. 3

Discussion

89.	Sheet piles are commonly used as __________ in hydraulic structure.
A.	Bulk heads
B.	Bearing stratum
C.	Boulders
D.	Composite piles
Answer» B. Bearing stratum

Discussion

90.	THE_GRADE_BEAMS_ARE_DESIGNED_FOR_A_MAXIMUM_BENDING_MOMENT_OF__________IF_THE_BEAMS_ARE_SUPPORTED.?$
A.	(wL2)/50
B.	(wL2)/30
C.	(wL2)
D.	None of the mentioned
Answer» B. (wL2)/30

Discussion

91.	The_details_of_the_depth_of_beam_and_reinforcement_required_for_various_loading_is_provided_by_______$
A.	Indian standard code
B.	Central Building Research Institute, Roorkee
C.	M.I.T system
D.	None of the mentioned
Answer» C. M.I.T system

Discussion

92.	The spacing of the piles in under-reamed pile foundation depends on which of the following factor?
A.	Nature of the ground and Type of pile
B.	Load acting on the pile
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Load acting on the pile

Discussion

93.	Under reamed piles are normally bored_________ piles.
A.	Cast-in-situ piles
B.	Pre-cast-piles
C.	Steel piles
D.	Composite piles
Answer» B. Pre-cast-piles

Discussion

94.	The maximum spacing of the under-reamed pile should not normally exceed__________
A.	2 meters
B.	2¬¨¬®≈í¬© meters
C.	1.5 meters
D.	30 centimeters
Answer» C. 1.5 meters

Discussion

95.	The under-reamed piles are connected by a beam known as___________
A.	Capping beam and Grade beam
B.	Reamed beam
C.	None of the mentioned
D.	All of the mentioned
Answer» B. Reamed beam

Discussion

96.	The load carrying capacity of a under-reamed pile may be determined by_________
A.	Safe load test
B.	Penetration test
C.	Pile load test
D.	Cyclic load test
Answer» B. Penetration test

Discussion

97.	Under-reamed pile foundation is most suitable for___________ type of condition.
A.	Seasonal moisture change
B.	Dry conditioned soil
C.	Cohesive type of soil
D.	All of the mentioned
Answer» B. Dry conditioned soil

Discussion

98.	The diameter of the under-reamed pile is kept equal to_______ times the diameter of pile steam.
A.	4
B.	5
C.	2.5
D.	2
Answer» D. 2

Discussion

99.	When the under-reamed pile has only one bulb, it is called_________
A.	Multi-under reamed pile
B.	Single-under reamed pile
C.	Unique-under reamed pile
D.	All of the mentioned
Answer» C. Unique-under reamed pile

Discussion

Explore topic-wise MCQs in Geotechnical Engineering.

The use of bore guide in under-reamed pile foundation is essential for __________

Which of the following stages are involved in the construction of under reamed piles?

The allowable load which the pile can carry safely is determined on the basis of ________

The details of the depth of beam and reinforcement required for various loading is provided by_______

The piles that are suitable for end-bearing to friction friction-load carrying soils is _________

The precast concrete piles are generally used for a maximum design load of about ____________

Cased cast-in-situ piles are suitable for _________ conditions.

Which of the following formulae can be used for determining the efficiency of pile group?

The bearing capacity of a single pile in clay is mainly due to _________

Enlarging the stem of bore hole at the depth is done by using________

In which of the following piles, alligator jaw point can be used?

Which of the following piles is a cast-in-situ type of concrete pile?

Bored compaction piles are the modification of __________

In Franki pile foundation, the bottom of the pile is provided in the shape of _________

An advantage of preferring bored piles is _______

The diameter of the under-reamed pile is kept equal to _______ times the diameter of pile steam.

The elastic compression Δ L of a pile can be calculated by the expression based on ___________

The efficiency of pile group depends upon __________

One of the main advantages of using cased piles are _________

The depth of the bore hole is checked at _________ before insertion of the under-reamer.

In pressure pile, the frictional resistance is increased by __________

Western button bottom piles uses ________ for driving.

Franki piles are best suited for _________ type of soil.

The separation of Q at any stage of loading into Rp and Rf in cyclic test is based on experimental value found out by________

The allowable load for the pile is given by __________ equation.

Which of the following is an advantage of using uncased cast-in-situ piles?

For completion of one under-ream, how many buckets of earth are required for removal?

Single acting hammers provide an advantage in __________ type of soil.

The pile load test should be performed on __________

The maximum load which can be carried by a pile is defined as its __________

The load carrying capacity of a under-reamed pile may be determined by _________

The under-reamed piles are connected by a beam known as ___________

Under reamed piles are normally bored _________ piles.

The maximum spacing of the under-reamed pile should not normally exceed __________

The piles that are used for protecting structures from ships and floating object is ____________

The art of driving piles into the ground was first established by __________

Which of the following piles is used to compact loose granular soil?

Based on the function, piles can be classified into ___________ types.

Sheet piles are commonly used as __________ in hydraulic structure.

THE_GRADE_BEAMS_ARE_DESIGNED_FOR_A_MAXIMUM_BENDING_MOMENT_OF__________IF_THE_BEAMS_ARE_SUPPORTED.?$

The_details_of_the_depth_of_beam_and_reinforcement_required_for_various_loading_is_provided_by_______$

The spacing of the piles in under-reamed pile foundation depends on which of the following factor?

Under reamed piles are normally bored_________ piles.

The maximum spacing of the under-reamed pile should not normally exceed__________

The under-reamed piles are connected by a beam known as___________

The load carrying capacity of a under-reamed pile may be determined by_________

Under-reamed pile foundation is most suitable for___________ type of condition.

The diameter of the under-reamed pile is kept equal to_______ times the diameter of pile steam.

When the under-reamed pile has only one bulb, it is called_________