Grillage foundation
Is used to transfer heavy structural loads from steel columns to a soil having low bearing capacity
Is light and economical
Does not require deep cutting as the required base area with required pressure intensity is obtained at a shallow depth
All the above
Correct Answer :
D. All the above
Related Questions
The stone whose crushing strength is maximum, is
Granite
Chalk
Slate
Sand stone
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
Pick up the correct statement from the following:
English bond is used for brick masonry to support heavy loads
Double-Flemish bond is suitable for brick masonry to give uniform face appearance
The stretcher bond is used for the construction of half brick masonry brick
All the above
Couple close roof is suitable for maximum span of
2.5 m
3.5 m
4.5 m
5.5 m
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
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
Pick up the correct statement from the following:
Isolated footing is provided under column to transfer the load safely to soil bed
Column footings may have steps or projections in the concrete base
Heavily loaded column base must be provided steel reinforcement in both directions
All the above
Stability of an existing structure may be disturbed by
Rising of water table
Vibrations caused by traffic movements
Mining in the neighbourhood
All the above
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)]
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 sound which continues even after its source is cut off, is called
Reverberation
Echo
Intensity of sound
Interference
In soft clay of low bearing capacity, the type of steel pile generally used, is
H-pile
Screw pile
Disc pile
Pipe pile
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
The type of ashlar masonry in which stones are finely chisel dressed and thickness of joints does not exceed 3 mm, is
Chamfered ashlar masonry
Ashlar facing masonry
Random coursed ashlar masonry
Coursed ashlar masonry
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
Pick up the correct statement from the following:
The sand in the sand pile is well compacted
The sand is kept moist at the time of placing and tamping
Sand piles are generally used under column loads
All of the above
The process of working a flat for the finishing coat, is known
Dubbing out
Floating
Knitting
Blistering
The columns of multi-storeyed buildings are designed to withstand the forces due to
Dead loads
Live loads
Wind loads
All of these
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 member which is placed horizontally to support common rafter of a sloping roof, is
Purlin
Cleat
Batten
Strut
Slate
Is a metamorphic rock
Splits into thin sheets along its bedding planes
Has a smooth surface and contains alumina and silica
Possesses good water absorption capacity
The foundations are placed below ground level, to increase
Strength
Workability
Stability of structure
All the above
The concrete slump recommended for foundations, is
25 to 50 mm
30 to 125 mm
50 to 100 mm
75 to 125 mm
As compared to stretcher course, the thickness of joints in header course should be
Less
More
Equal
Equal or more
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 minimum depth of foundation in clayey soils is
0.5 m
0.7 m
0.9 m
1.2 m
In grillage foundations, distance between flanges of grillage beams, is kept
40 cm
Equal to flange width
Twice the flange width
Maximum of (a), (b) and (c)
The form work from the sides of beams can be removed only after
1 day
4 days
7 days
14 days
The type of flooring suitable for use in churches, theatres, public libraries and other places where noiseless floor covering is desired is
Cork flooring
Glass flooring
Wooden flooring
Linoleum flooring
The construction joints in buildings are provided after
10 m
15 m
20 m
40 m