An arch may fail due to
Uneven settlement of abutments
Sliding of voussoirs
Crushing of the material
All the above
Correct Answer :
D. All the above
Related Questions
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
For brick construction, the lime-sand mortar, is
1 : 1
1 : 2
1 : 3
1 : 4
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
The form work from the slabs excluding props, can be removed only after
1 day
4 days
7 days
14 days
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
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 arrangement made to support an unsafe structure temporarily, is known as
Shoring
Scaffolding
Underpinning
Jacking
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
Higher pitch of the roof
(i) Results in stronger roof
(ii) Results in weaker roof
(iii) Requires more covering material
(iv) Requires less covering material
The correct answer is
(i) and (iii)
(i) and (iv)
(ii) and (iii)
(ii) and (iv)
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
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
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
The type of joint commonly used at the junction of a principal rafter and tie beam in timber trusses is
Mortise and tenon joint
Oblique mortise and tenon joint
Butt joint
Mitred joint
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
Which one of the following activities is not correct as applicable to brick corbels?
The maximum projection of the corbel should not be more than the thickness of the wall
The maximum projection of each corbel course should be limited to a quarter brick at a time
The discontinuous corbels are used to carry heavy concentrated loads
Stretcher bond is generally used for the construction of brick corbel
Depth or height of the arch is the
Perpendicular distance between intrados and extrados
Vertical distance between springing line and intrados
Perpendicular distance between springing line and extrados
None of the above
In verandah floors outward slope is
1 in 40
1 in 50
1 in 60
1 in 70
The range of spread from the wall base to outer edge of a brick work foundation does not exceed
1/2 horizontal to 1 vertical
2/3 horizontal to 1 vertical
1 horizontal to 1 vertical
2 horizontals to 1 vertical
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 Auger boring method is not suitable for
Very hard soil
Cemented soil
Vary soft soil
All the above
In which of the following pairs both trees yield soft wood?
Deodar and Shishum
Chir and sal
Sal and teak
Chir and deodar
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 number of steps in a flight generally should not be less than
2
3
5
No limit
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
Rotary drilling is the fastest method in case of
Rocky soils
Clay soils
Sandy soil
All of these
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
Pick up the correct statement from the following:
Louvered door is generally provided in bath rooms
Flush door is generally provided in dining room
Revolving door is generally provided in cinema halls
Sliding door is generally provided in show rooms
Pick up the correct statement from the following:
D.P.C. should be continuous
D.P.C. should be of good impervious material
D.P.C. may be horizontal or vertical
All the above
The process of making the back ground rough, before plastering, is
Dubbing
Hacking
Blistering
Peeling
Bearing capacity of soils cannot be improved by
Draining sub-soil water
Ramming crushed stone in soil
Driving sand piles
Watering surface of soil