In any good staircase, the maximum and minimum pitch respectively should be
90° and 0°
75° and 30°
60° and 10°
40° and 25°
Correct Answer :
D. 40° and 25°
Related Questions
In the construction of arches, sand box method is used for
Centring
Actual laying of arch work
Striking of centring
None of the above
To obtain good bonding in brick masonry
First class bricks are used
Vertical joints in alternate courses are kept in plumb line
Bats are used where necessary
All the above
For each storey of a building, the depth of exploration should be
1 metre
2 metres
3 metres
4 metres
The inclined support at the ends of treads and rises of a stair, is known as
Baluster
Header
String
Beam
A wall constructed to resist the pressure of an earth filling, is called
Retaining wall
Breast wall
Buttress
Parapet wall
The exterior angle between outer faces of a wall, is known as
Turn
Junction
Quion
All the above
You are asked to design and supervise a truss for a factory to have spans 6 m to 9 m. The type of the truss you will use, is
Mansard truss
Queen post truss
King post truss
Collar truss
A projecting piece usually provided to support a truss, is
Cornice
Coping
Frieze
Lintel
The maximum permissible deflection of a timber beam supporting a roof, is
L/100
L/150
L/260
L/360
The rock formed from the solidification of molten matter (magma) is called:
Sedimentary rock
Metamorphic rock
Igneous rock
None of the above
The maximum bearing capacity of soil is that of
Black cotton soil
Loose fine sandy soil
Dry coarse sandy soil
Hard rocks
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
In any good staircase, the maximum and minimum pitch respectively should be
90° and 0°
75° and 30°
60° and 10°
40° and 25°
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
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
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 raft slab is projected beyond the outer walls of the structure by
5 to 10 cm
15 to 20 cm
25 to 30 cm
30 to 45 cm
The nominal thickness of one brick wall in mm, is
90 mm
150 mm
190 mm
200 mm
An ordinary concrete may be made water proof by adding
Pudlo
Impermo
Snowcem
All of these
A floor constructed with the 4 to 6 mm marble chips, is know
Reinforced marble floor
Terrazzo floor
Marble floor
Chip floor
The columns of multi-storeyed buildings are designed to withstand the forces due to
Dead loads
Live loads
Wind loads
All of these
The predominant constituent which is responsible for strength in granite is
Quartz
Felspar
Mica
None of the above
Assertion A : Shishum is used for decorative woodwork. Reason R : Shishum can be polished to an excellent finish. Select your answer according to the coding system given below:
Both A and R is true and R is the correct explanation of A
Both A and R is true but R is not the correct explanation of A
A is true but R is false
A is false but R is true
The Auger boring method is not suitable for
Very hard soil
Cemented soil
Vary soft soil
All the above
The members which support covering material of a sloping roof, are
Rafters
Purlins
Battens
Struts
As compared to stretcher course, the thickness of joints in header course should be
Less
More
Equal
Equal or more
In grillage foundations a minimum 15 cm cover is provided on
Upper flange of top tier
Lower beam of lower tier
Ends of external beams
None to these
In verandah floors outward slope is
1 in 40
1 in 50
1 in 60
1 in 70
For brick construction, the lime-sand mortar, is
1 : 1
1 : 2
1 : 3
1 : 4
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