The minimum width of a stair in residential buildings, is
55 cm
70 cm
85 cm
100 cm
Correct Answer :
C. 85 cm
Related Questions
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
In verandah floors outward slope is
1 in 40
1 in 50
1 in 60
1 in 70
The Auger boring method is not suitable for
Very hard soil
Cemented soil
Vary soft soil
All the above
The maximum number of steps in a flight should generally be restricted to
10
12
15
No limit
For providing a raft foundation, the following activities are involved
1. Ramming the foundation bed
2. Excavation of the soil upto required depth
3. Laying the reinforcement over the foundation bed
4. Curing the cement concrete placed over reinforcement
5. Pouring the cement concrete over the reinforcement The correct sequence is
1, 2, 3, 4, 5
5, 4, 3, 2, 1
2, 1, 3, 5, 4
3, 2, 5, 1, 4
While designing a stair, the product of rise and going is approximately kept equal to
350
420
450
500
The lower half portion between crown and skew back of the arch, is called
Spandril
Haunch
Springing
Soffit
Pick up the incorrect statement from the following:
In king post truss, one vertical post is used
In a queen post truss, one vertical post is used
In a queen post truss, two vertical posts are used
None of these
The bearing capacity of granite is generally
5 to 10 kg/cm2
15 to 20 kg/cm2
30 to 35 kg/cm2
40 to 45 kg/cm2
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
Arches in the form of masonry arcs struck from more than four centres, are called
Two curved arches
Gothic arches
Ogee arches
Drop gothic arches
Pick up the incorrect statement from the following:
In dog-legged stairs, no space between its flights is provided
In open newel stair, a rectangular well is provided
In geometric stair, a curved shaped well between forward and backward flights, is provided
In geometrical stair, two quarter space landing is provided
The type of footing which is used to transmit heavy loads through steel columns is
Raft foundation
Grillage foundation
Well foundation
Isolated footing
The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is
Segmental arch
Pointed arch
Relieving arch
Flat arch
The foundations are placed below ground level, to increase
Strength
Workability
Stability of structure
All the above
The construction joints in buildings are provided after
10 m
15 m
20 m
40 m
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
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
The maximum total settlement for isolated foundations on clayey soils should be limited to
25 mm
40 mm
65 mm
100 mm
The line of intersection of two surfaces of a sloping roof forming an internal angle less than 180°, is known as
Ridge
Hip
Valley
None of these
The type of roof which slopes in two directions with a break in the slope on each side is known as
Gable roof
Hip roof
Gambrel roof
Mansard roof
A floor constructed with 3 mm marble chips, is known
Mosaic floor
Terrazzo floor
Chips floor
Marble floor
The triangular portion between any two adjacent arches and the tangent to their crowns, is
Haunch
Spandril
Soffit
Rise
The brick laid with its breadth parallel to the face of a wall, is known as
Header
Stretcher
Closer
None of these
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
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
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
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 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
The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as
Haunch
Spandril
Voussoirs
Skewbacks