The compaction of concrete in the drilled pile hole is done by compressed air in the case of
Simplex pile
Franki pile
Pressure pile
Vibro pile
Correct Answer :
C. Pressure pile
Related Questions
Bearing capacity of soils cannot be improved by
Draining sub-soil water
Ramming crushed stone in soil
Driving sand piles
Watering surface of soil
Cast iron piles
Are suitable for works under sea water
Resist shocks or vibrations
Are suitable for use as batter piles
Are useful for heavy vertical loads
The alignment of a cross joint along the plumb line is
Bed block
Perpend
Lintel
Vertical line
Exposed portions of vertical surface at right angles to the door or window frame, are known as
Jambs
Lintels
Reveals
Soffits
Ornamental moulded course placed on the top of a wall, is
Cornice
Coping
Frieze
Lintel
The floor is rubbed with oxalic acid, for making its surface
Free from voids
Glossy
Durable
Uniform
The angle between skew back of a flat arch and the horizontal, is kept approximately equal to
0°
30°
60°
90°
The vertical faces of a door opening which support frame of the door, are
Jambs
Posts
Reveals
Styles
The maximum number of steps in a flight should generally be restricted to
10
12
15
No limit
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)]
A solid core of rock is formed inside the cylinder in the case of
Auger boring
Percussion drilling
Diamond drilling
Wash boring
The projections of head or sill of a door or window frame are
Transoms
Horns
Stops
Chocks
In grillage foundations a minimum 15 cm cover is provided on
Upper flange of top tier
Lower beam of lower tier
Ends of external beams
None to these
Raft foundation are generally preferred to when the area required for individual footing, is more than
25% to total area
30% of total area
40% to total area
50% of total area
The disease of dry rot in timber is caused by
Lack of ventilation
Alternate wet and dry conditions
Complete submergence in water
None of the above
Pick up the commonly adopted geophysical method in civil engineering from the following:
The seismic method
Electrical resistivity method
Gravitational method
Both (a) and (b) of the above
Minimum width of landing should be
Equal to width of stairs
Half the width of stairs
Twice the width of stairs
One fourth the width of stairs
The type of stone masonry in which stones of same height are laid in layers, is called
Random rubble masonry
Course rubble masonry
Uncoursed rubble masonry
Ashlar masonry
A wall constructed to resist the pressure of an earth filling, is called
Retaining wall
Breast wall
Buttress
Parapet wall
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
The maximum bearing capacity of soil is that of
Black cotton soil
Loose fine sandy soil
Dry coarse sandy soil
Hard rocks
The voussoir placed at crown of an arch, is known as a
Key
Soffit
Springer
Haunch
The lower half portion between crown and skew back of the arch, is called
Spandril
Haunch
Springing
Soffit
In soils possessing low bearing capacity, the type of foundation generally provided, is
Column footing
Grillage footing
Raft footing
All the above
Pick up the incorrect statement from the following:
In Flemish bond, headers and stretchers are laid alternately in the same course
In Flemish bond every header in each course lies centrally over every stretcher of the underlying course
In English bond, stretchers are laid in every course
In English bond, headers and stretchers are laid in alternate courses
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
Brick nogging type of partition wall, is constructed by
Laying bricks as stretchers in cement mortar
Laying bricks as headers in cement mortar
Reinforcing brick wall with iron straps
Constructing brick work within a wooden framework
The predominant constituent which is responsible for strength in granite is
Quartz
Felspar
Mica
None of the above
If the depth of an excavation is 20 metres, number of single stage well points to be installed at various levels, is
5
4
3
2
Pick up the correct statement from the following:
Inclined borings are made for taking samples under existing structures
Inclined borings are occasionally used instead of vertical holes
The spacing of inclined borings is kept such that one bore hole is vertically above the bottom of an adjacent bore hole
All the above