In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to
15 mm
25 mm
35 mm
45 mm
Correct Answer :
B. 25 mm
Related Questions
The radial splits which are wider on the outside of the log and narrower towards the pith are known as
Heart shakes
Cupshakes
Starshakes
Rindgalls
The maximum permissible differential settlement, in case of foundations in clayey soil, is usually limited to
10 mm
20 mm
30 mm
40 mm
The arrangement of supporting an existing structure by providing supports underneath, is known as
Shoring
Underpinning
Jacking
Piling
The type of bond in a brick masonry containing alternate courses of stretchers and headers, is called
Flemish bond
English bond
Stretcher bond
Header bond
The depth of excavation of foundations, is generally measured with a
Ranging rod
Steel tape
Levelling staff
Boning rod
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
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
The member which is placed horizontally to support common rafter of a sloping roof, is
Purlin
Cleat
Batten
Strut
A solid core of rock is formed inside the cylinder in the case of
Auger boring
Percussion drilling
Diamond drilling
Wash boring
In soft clay of low bearing capacity, the type of steel pile generally used, is
H-pile
Screw pile
Disc pile
Pipe pile
The vertical posts placed at the top and bottom ends of a flight supporting the hand rail are known as
Balusters
Newel posts
Balustrades
Railings
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)
A stair should not have pitch more than
25°
30°
40°
50°
The members which support covering material of a sloping roof, are
Rafters
Purlins
Battens
Struts
The foundation in which a cantilever beam is provided to join two footings, is known as
Strip footing
Strap footing
Combined footing
Raft footing
The lintels are preferred to arches because
Arches require more headroom to span the openings like doors, windows etc.
Arches require strong abutments to withstand arch thrust
Arches are difficult in construction
All of the above
Pick up the correct statement from the following:
A combined footing is so proportioned that centre of gravity of supporting area coincides with centre of gravity of two column loads
A combined footing may be either rectangular or trapezoidal in shape
Trapezoidal shaped footings may be provided under any loading
All the above
The type of pile which is driven at an inclination to resist inclined forces is known as
Friction pile
Sheet pile
Batter pile
Anchor pile
Raft foundation are generally preferred to when the area required for individual footing, is more than
25% to total area
30% of total area
40% to total area
50% of total area
The type of bond in which every course contains both headers and stretchers, is called
English bond
Flemish bond
Russian band
Mixed bond
Rotary drilling
Is not suitable for deposits containing very coarse gravel
Hinders the ground water observations and permeability test
Is not economical for holes of less than 10 cm
All the above
The opening provided in sloping roof with its top parallel to the roof surface, is called
Dormer window
Sky light window
Lantern window
Louvered window
The form work from the underside of slabs, can be removed only after
1 day
4 days
7 days
14 days
Dado is usually provided in
Dining halls
Bath rooms
Living rooms
Verandah
Number of vertical joints in a stretcher course is x times the number of joints in the header course, where x is equal to
1/2
1
2
1/4
As compared to English bond, double Flemish bond is
Stronger
More compact
Costly
None of the above
The black cotton soil
Undergoes volumetric changes
Swells excessively when wet
Shrinks excessively when dry
All the above
The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called
Ridge board
Hip rafter
Eaves board
Valley rafter
A concrete structure is set on fire and the temperature raises to 1000°C. The strength of concrete as compared to original strength reduces to
10 %
15 %
20 %
25 %
The position of a brick when laid on its side 9 cm × 9 cm with its frog in the vertical plane, is called
Brick on edge
Brick on end
Brick on bed
Brick held vertically