The bearing capacity of a water logged soil, may be improved by
Grouting
Chemical action
Drainage
Compaction
Correct Answer :
C. Drainage
Related Questions
The wedge shaped bricks forming an arch ring, are called
Soffits
Voussoirs
Haunches
Spandrils
The depth of the ground water table may be ascertained by
Looking through the well in the vicinity
Standing on the well in the vicinity
Measuring the depth of water in the well
None of the above
For effective drainage, the finished surface of flat roof should have a minimum slope of
1 in 20
1 to 50
1 in 10
1 in 5
In places where the soil is soft and has small resistance to the flow of concrete, which one of the following types of piles, is used
Vibro pile
Pressure pile
Franki pile
Pedestal pile
For a rectangular foundation of width b, eccentricity of load should not exceed
b/2
b/3
b/4
b/6
The type of footing which is used to transmit heavy loads through steel columns is
Raft foundation
Grillage foundation
Well foundation
Isolated footing
During percussion drilling
Ground water observations are hindered due to entry of the slurry in the soil below the bottom of the hole
Caving or mixing of strata are caused in soft soils or cohesionless soils
The soil to a considerable depth below the bottom of the hole gets disturbed
All the above
While investigating the site, a thick layer of fairly firm clay over a deep layer of soft clay is encountered. In such a situation, the following type of foundation is useful:
Pile formation
Raft foundation
Grillage foundation
None of these
The stepped structure provided for lateral support of a structure, is
Retaining wall
Breast wall
Buttress
Parapet wall
Depth of lean concrete bed placed at the bottom of a wall footing, is kept
10 cm
15 cm
Equal to its projection beyond wall base
Less than its projection beyond wall base
The under surface of an arch, is called
Soffit
Intrados
Haunch
Back
For the construction of flyovers in sandy soils, the type of foundation provided, is
Strap footing
Raft footing
Combined footing
Pier footing
The vertical faces of a door opening which support frame of the door, are
Jambs
Posts
Reveals
Styles
A wooden block hinged on post outside a door, is known
Cleat
Stop
Horn
None of these
The predominant constituent which is responsible for strength in granite is
Quartz
Felspar
Mica
None of the above
Stud(s) of a common wooden partition
Are vertical wooden members
Is the upper horizontal wooden member
Is the lower horizontal wooden member
Are the intermediate horizontal wooden members
Pick up the correct statement from the following:
Cavity of a cavity wall should start near ground level
Cavity of a cavity wall should terminate near eaves level of sloping roof
Cavity of a cavity wall should terminate near coping of flat roof with parapet wall
All the above
Queen closer may be placed
In header course
In stretcher course
In header course next to first brick
In stretcher course next to first brick
The piece of a brick cut with its one corner equivalent to half the length and half the width of a full brick, is known as
Queen closer
Bevelled closer
King closer
Half king closer
Weep holes are provided in retaining and breast walls
To drain off the water from the filling
To ventilate the stone masonry
To add architectural beauty
To increase compaction of the earth retained
The concrete slump recommended for beams and slabs; is
25 to 50 mm
25 to 75 mm
30 to 125 mm
50 to 100 mm
According to Rankine's formula, minimum depth of foundations, is
(P/w) × [(1 + sin φ)/(1 - sin φ)]²
(P/w) × [(1 - sin φ)/(1 + sin φ)]²
(P/2w) × [(1 - sin φ)/(1 + sin φ)]²
(P/w) × [(1 + sin φ)/(1 - sin φ)]
While designing a stair, the product of rise and going is approximately kept equal to
350
420
450
500
The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as
Haunch
Spandril
Voussoirs
Skewbacks
In which of the following directions, the strength of timber is maximum?
Parallel to grains
45° to grains
Perpendicular to grains
Same in all directions
The form work from the underside of slabs, can be removed only after
1 day
4 days
7 days
14 days
Pick up the consideration to the taken while designing a hospital from the following:
The operation theatre unit to be detached as it requires sterilized zone but near the ward for the patients and doctor
The mortuary should be detached from the main circulation with a post-mortem room
Casualty unit should be provided a separate entrance
All the above
The minimum depth of foundation in clayey soils is
0.5 m
0.7 m
0.9 m
1.2 m
Engineering news formula for obtaining safe bearing capacity of pile for drop hammer, is,
Q = Wh/6 (S + 2.5)
Q = Wh/2.5 (S + 6)
Q = (W × 6)/h (S + 2.5)
Q = (W × 2.5)/6 (S + h)
Pick up the correct statement from the following:
Plain cement concrete is equally strong in compression as well as in tension
Slump test is performed to check concrete strength
Curing of concrete is done for proper compaction of cement
Fineness modulus is the index number expressing the relative sizes of both coarse and fine aggregates