Rotary drilling is the fastest method in case of
Rocky soils
Clay soils
Sandy soil
All of these
Correct Answer :
D. All of these
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
The dimensions of a half queen closer, are
9 cm × 9 cm × 9 cm
9 cm × 9 cm × 4.5 cm
9 cm × 4.5 cm × 9 cm
1.8 cm × 4.5 cm × 9 cm
Couple roof is used for spans
3.5 m or less
3.5 m but less than 5 m
5 m but less than 6.5 m
6.5 m but less than 8 m
The position of a brick when laid on its side 9 cm × 9 cm with its frog in the vertical plane, is called
Brick on edge
Brick on end
Brick on bed
Brick held vertically
A covering of concrete placed on the exposed top of an external wall, is known as
Cornice
Coping
Frieze
Lintel
The form work from the sides of beams can be removed only after
1 day
4 days
7 days
14 days
The type of arch used for high class buildings where appearance is of prime importance, is known as
Ashlar arch
Rubble arch
Gauged brick arch
Axed brick arch
The radial splits which are wider on the outside of the log and narrower towards the pith are known as
Heart shakes
Cupshakes
Starshakes
Rindgalls
A roof which slopes in four directions, is called
Shed roof
Gable end roof
Hipped roof
Gambrel roof
The term string is used for
The underside of a stair
Outer projecting edge of a tread
A sloping member which supports the steps in a stair
A vertical member between two treads
The method of moving each brick through a small horizontal distance before it is finally laid in any brick wall and pressing it by means of brick hammer, is known as
Trowelling
Laying
Grouting
Placing
To obtain good bonding in brick masonry
First class bricks are used
Vertical joints in alternate courses are kept in plumb line
Bats are used where necessary
All the above
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
Pile foundations are suitable for
Water logged soils
Soft rocks
Compact soils
Multi-storeyed buildings
Rotary drilling is the fastest method in case of
Rocky soils
Clay soils
Sandy soil
All of these
Exposed portions of vertical surface at right angles to the door or window frame, are known as
Jambs
Lintels
Reveals
Soffits
Pick up the correct statements from the following:
Cracks appear on the plastered surface in the form of hair cracks
In brick work, the efflorescence is removed by applying a solution of zinc sulphate and water
Excessive thermal variations in the backing or plaster causes the plaster to fall
All the above
Two columns 50 cm × 50 cm and 60 cm × 60 cm carry 80 tonnes and 120 tonnes of loads respectively. The centre to centre distance between columns is 5.00 metres. The permissible bearing capacity of the soil is 20 t/m2. If the footing is not to project more than 25 cm beyond the outside of the smaller column, pick up the correct design parameters of the footing from the following:
Distance of C.G. of the loads from the smaller column = 3.00 m
The length of the foundation slab = 7.00 m
Area of footing slab = 11.00 m2
All the above
The foundation which consists of a thick reinforced cement slab covering whole area to support heavy concentrated structural loads, is known as
Combined footing
Strap footing
Raft footing
None of these
The floor is rubbed with oxalic acid, for making its surface
Free from voids
Glossy
Durable
Uniform
The type of roof which slopes in two directions with a break in the slope on each side is known as
Gable roof
Hip roof
Gambrel roof
Mansard roof
Gravels
Are cohesionless aggregates
Vary in size between 2 to 20 mm
Never swell when they come into contact with water
All the above
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 highest line of sloping roof, where two opposite slopes meet, is known as
Rafter
Ridge
Crown
Eave
Vertical construction joints are provided where the shearing forces are minimum in the case of
Slabs
Beams
Girders
All of these
The vertical posts placed at the top and bottom ends of a flight supporting the hand rail are known as
Balusters
Newel posts
Balustrades
Railings
The lower half portion between crown and skew back of the arch, is called
Spandril
Haunch
Springing
Soffit
The vertical members fixed between steps and hand rail, are known
Balusters
Strings
Newel posts
Soffits
The maximum permissible deflection of a timber beam supporting a roof, is
L/100
L/150
L/260
L/360
The type of footing which is used to transmit heavy loads through steel columns is
Raft foundation
Grillage foundation
Well foundation
Isolated footing