For plastering the exposed brick walls, the cement sand mortar should be
1 : 2
1 : 3
1 : 4
1 : 6
Correct Answer :
C. 1 : 4
Related Questions
Pick up the correct statement from the following:
Sand consists of coarse particles of silica formed due to the disintegration of rocks
The grains of sand are not affected by frost
Sand beds are permeable and do not allow water to rise up between pores due to capillary action
All the above
In case of Raymond pile
Lengths vary from 6 m to 12 m
Diameter of top of piles varies from 40 cm to 60 cm
Diameter of pile at bottom varies from 20 cm to 28 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 inner section of a cavity wall, is generally known as
Buttress
Leaf wall
Pilaster
Pillar
The piece of a brick cut along the centre of width in such a way that its length is equal to that of full brick, is called
Half brick
Queen closer
King closer
Bevelled closer
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
Vertical construction joints are provided where the shearing forces are minimum in the case of
Slabs
Beams
Girders
All of these
As compared to stretcher course, the thickness of joints in header course should be
Less
More
Equal
Equal or more
If (φ) is the angle of repose of soil of weight w kg/m3, the horizontal pressure p at a depth of h metres per metre length of wall, is
wh × [(1 - sin φ)/(1 + sin φ)]
(wh/2) × [(1 - sin φ)/(1 + sin φ)]
wh × √[(1 - sin φ)/(1 + sin φ)]
wh × √[(1 + sin φ)/(1 - sin φ)]
Pick up the consideration to the taken while designing a hospital from the following:
The operation theatre unit to be detached as it requires sterilized zone but near the ward for the patients and doctor
The mortuary should be detached from the main circulation with a post-mortem room
Casualty unit should be provided a separate entrance
All the above
A wall constructed with stones to protect slopes of cuttings in natural ground from the action of weathering agents, is called
Retaining wall
Breast wall
Buttress
Parapet wall
The window which is provided on a sloping roof of a building, is called
Lantern window
Dormer window
Louvered window
Rash window
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
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
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
Raft foundations are used for:
Providing increased area of foundation over poor bearing capacity of soil
Spanning over small soft or loose pockets
Counter acting the hydrostatic effect
All the above
The form Work including the props can be removed from beams, only after
3 day
7 days
14 days
21 days
Pick up the incorrect statement from the following:
The function of foundation is to distribute the load of super structure over a large bearing area
No timbering is required for shallow trenches
Shallow foundations can be constructed on made-up soil
Black cotton soil is very good for foundation bed
The depth of an arch is the distance between
Ground level and springing line
Crown and springing line
Crown and ground level
Intrados and extrados
Rotary drilling is the fastest method in case of
Rocky soils
Clay soils
Sandy soil
All of these
In horizontal D.P.C, thickness of cement concrete (1 : 2 : 4) is
2 cm
4 cm
6 cm
8 cm
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
The steel pile which is generally sunk in soft clay or loose sand of low bearing capacity, is
H-pile
Pipe pile
Screw pile
Disc pile
Pick up the correct statement from the following:
The cost of square rooms is less
The expenditure on the foundation and roof for the double storeyed building is nearly half of that for the ground storeyed building
The cost of construction of a house may be minimised by restricting the height floors
All the above
As compared to English bond, double Flemish bond is
Stronger
More compact
Costly
None of the above
The type of bond in which every course contains both headers and stretchers, is called
English bond
Flemish bond
Russian band
Mixed bond
Pick up the correct specification of one-room quarters generally adopted from the following:
Six quarters in a row
The size of room is either 3.5 m × 3 m or 4.2 m × 2.5 m
The front verandah is kept 2 m wide
All 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
The 9 cm × 9 cm side of a brick as seen in the wall face, is generally known as
Stretcher
Face
Front
Header
The arrangement made to support an unsafe structure temporarily, is known as
Shoring
Scaffolding
Underpinning
Jacking