The bond in which headers and stretchers are laid in alternate courses and every stretcher course is started with a three fourth brick bat, is known as
English cross bond
Dutch bond
Monk bond
Rat-trap bond
Correct Answer :
B. Dutch bond
Related Questions
The loose pockets in soil mass can be bridged safely by providing a raft foundation provided the soft area is smaller than
The column spacing
One-third the column spacing
Half the column spacing
Three-fourth the column spacing
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
While designing a stair, the product of rise and going is approximately kept equal to
350
420
450
500
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
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
To ensure that supporting area of an offset footing of a boundary wall is fully compressive, the C.G. of load must act
At the centre of the base
Within the middle third of the base
Within the middle fifth of the base
Neither (a), (b) nor (c)
Dampness causes
Efflorescence
Bleaching of paints
Crumbling of plaster
Growth of termites
In high mountainous region, the type of roof generally recommended for buildings, is
Shed type
Gable type
Gambrel type
Mansard type
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 roof suitable in plains where rainfall is meagre and temperature is high is
Pitched and sloping roof
Flat roof
Shell roof
None of the above
The process of keeping concrete moist for a certain period after its finishing, is known as
Finishing of concrete
Curing of concrete
Placing of concrete
Compaction of concrete
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
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
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
In clay soil
Swelling and shrinkage characteristics prevail
Consolidation continues even after several years of construction
Differential settlement is generally prevalent
All the above
Pitched and sloping roofs are suitable for
Coastal regions
Plain regions
Covering large areas
All of the above
Pick up the correct statement from the following:
Lime mortar with cement in the ratio of in 10 is cheaper and better for outside plaster
For very cold or very hot climate, a compact and closed plan should be provided
On the sea coast, an exposed and open house is generally preferred
All the above
The depth of excavation of foundations, is generally measured with a
Ranging rod
Steel tape
Levelling staff
Boning rod
The concrete slump recommended for foundations, is
25 to 50 mm
30 to 125 mm
50 to 100 mm
75 to 125 mm
The bond in which headers and stretchers are laid in alternate courses and every stretcher course is started with a three fourth brick bat, is known as
English cross bond
Dutch bond
Monk bond
Rat-trap bond
Expansion joints in masonry walls are provided if length exceeds
10 m
20 m
30 m
40 m
Which of the following metal sheets is most effective in preventing dampness?
Copper sheets
Lead sheets
Aluminium sheets
All the above
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
For the construction of flyovers in sandy soils, the type of foundation provided, is
Strap footing
Raft footing
Combined footing
Pier footing
Black cotton soil is unsuitable for foundations because its
Bearing capacity is low
Permeability is uncertain
Particles are cohesive
Property to undergo a volumetric change due to variation of moisture content
For constructing a terrazzo floor, Pick up the incorrect statement from the following:
A base course is prepared as in cement concrete flooring
A 32 mm thick layer of cement concrete (1 : 2 : 4) is laid on the base course and the surface is made smooth by trowelling
Glass strips are driven into the layer according to the pattern required
After final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material
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)]
The pile provided with one or more bulles in its vertical shaft, is generally known as
Under-ream pile
Friction pile
Bearing pile
Sheet pile
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
An arch may fail due to
Uneven settlement of abutments
Sliding of voussoirs
Crushing of the material
All the above