For the construction of flyovers in sandy soils, the type of foundation provided, is
Strap footing
Raft footing
Combined footing
Pier footing
Correct Answer :
D. Pier footing
Related Questions
The mortar in which both cement and lime are used as binding materials, is called
Cement mortar
Lime mortar
Fire resistant mortar
Gauged mortar
Pile foundations are suitable for
Water logged soils
Soft rocks
Compact soils
Multi-storeyed buildings
The function of cleats in a roof truss is
To support the common rafter
To support purlins
To prevent the purlins from tilting
All of the above
The raft slab is projected beyond the outer walls of the structure by
5 to 10 cm
15 to 20 cm
25 to 30 cm
30 to 45 cm
You are asked to design and supervise a truss for a factory to have spans 6 m to 9 m. The type of the truss you will use, is
Mansard truss
Queen post truss
King post truss
Collar truss
A temporary rigid structure having platforms to enable masons to work at different stages of a building, is known as
Scaffolding
Dead shore
Raking shore
Under pinning
Pick up the correct statement from the following:
The pile driven in sand is called sand pile
The drilled hole filled with sand is called sand pile
The sand piles are used for bearing purposes
None of these
The minimum strength of the mortar used in load bearing brick masonry, is
50 N/cm2
100 N/cm2
150 N/cm2
200 N/cm2
Which one of the following factors is considered for the orientation of buildings?
The direction of the prevailing winds in the area
The exposure of the walls and roof of the buildings to the rays of sun
The extent up to which the sunrays penetrate with the verandah
All the above
The size of a floor tile commonly used, is
15 cm × 15 cm × 1.8 cm
20 cm × 20 cm × 2 cm
22.5 × 22.5 cm × 2.2 cm
All the above
The ceiling height of a building is
Between ceiling and ground level
Between ceiling and floor level
Upto roof above ground level
Upto ceiling from the ground level
The function of king post in a king post roof truss is
To support the frame work of the roof
To receive the ends of principal rafter
To prevent the walls from spreading outward
To prevent the tie beam from sagging at its centre
Pick up the incorrect statement from the following:
The retaining wall should be structurally capable to resist the applied earth pressure
The section of the retaining wall should be so proportioned that it may not overturn by the lateral pressure
The retaining wall should be safe against sliding
To drain off water from the earth retained, weep holes are provided near the top of the retaining wall
The minimum thickness of walls built in cement mortar (1 : 6) for a single storey building, is
10 cm
15 cm
20 cm
25 cm
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 English garden wall bond
One course of headers to three or five course of stretchers
Queen closer in provided in each heading course
The middle course of stretchers is started with a header to give proper vertical joints
All the above
Number of vertical joints in a stretcher course is x times the number of joints in the header course, where x is equal to
1/2
1
2
1/4
The pile which supports the load partly by friction and partly by resting on hard stratum, is called
Friction pile
Bearing pile
Friction bearing pile
Rough pile
Single Flemish bond consists of
Double Flemish bond facing and English bond backing in each course
English bond facing and double Flemish bond backing in each course
Stretcher bond facing and double Flemish bond backing in each course
Double Flemish bond facing and header bond backing in each course
For heavy embankments and dams, of height h, the depth of exploration of soil should not be less than
h/4
1/2 h
h
2 h
In verandah floors outward slope is
1 in 40
1 in 50
1 in 60
1 in 70
Pick up the correct statement from the following:
In a king post truss, principal rafter and tie beams are jointed together with a bridle joint
Joint between the principal rafter and the king post is made by making tenon and mortise respectively
Joint between strut and king post, is generally of mortise and tenon type
All the above
The type of pile which is driven at an inclination to resist inclined forces is known as
Friction pile
Sheet pile
Batter pile
Anchor pile
In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to
15 mm
25 mm
35 mm
45 mm
The type of pointing in which a V-shaped projection outside the wall surface, is provided, is called
Recessed pointing
Weather pointing
V-pointing
Tuck pointing
The form work from the sides of beams can be removed only after
1 day
4 days
7 days
14 days
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
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
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 maximum permissible deflection of a timber beam supporting a roof, is
L/100
L/150
L/260
L/360