The concrete slump recommended for beams and slabs; is
25 to 50 mm
25 to 75 mm
30 to 125 mm
50 to 100 mm
Correct Answer :
C. 30 to 125 mm
Related Questions
The maximum total settlement for raft foundation on clayey soils should be limited to
25 mm
25 to 40 mm
40 to 65 mm
65 to 100 mm
The concrete slump recommended for columns, is
25 to 50 mm
25 to 75 mm
75 to 125 mm
50 to 100 mm
The black cotton soil
Undergoes volumetric changes
Swells excessively when wet
Shrinks excessively when dry
All the above
To support a heavy structure in sandy soil, the type of foundation generally used, is
Combined footing
Raft footing
Pier footing
Strap footing
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 type of arch used for high class buildings where appearance is of prime importance, is known as
Ashlar arch
Rubble arch
Gauged brick arch
Axed brick arch
As compared to stretcher course, the thickness of joints in header course should be
Less
More
Equal
Equal or more
The portion of a brick cut across the width, is called
Closer
Half brick
Bed
Bat
The nominal thickness of one brick wall in mm, is
90 mm
150 mm
190 mm
200 mm
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
The minimum depth of foundation in clayey soils is
0.5 m
0.7 m
0.9 m
1.2 m
The local swelling of a finished plaster, is termed
Cracking
Dubbing
Blistering
Hacking
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
In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to
15 mm
25 mm
35 mm
45 mm
The number of steps in a flight generally should not be less than
2
3
5
No limit
Pick up the incorrect statement from the following:
In Flemish bond, headers and stretchers are laid alternately in the same course
In Flemish bond every header in each course lies centrally over every stretcher of the underlying course
In English bond, stretchers are laid in every course
In English bond, headers and stretchers are laid in alternate courses
The maximum total settlement for isolated foundations on clayey soils should be limited to
25 mm
40 mm
65 mm
100 mm
The maximum permissible differential settlement, in case of foundations in clayey soil, is usually limited to
10 mm
20 mm
30 mm
40 mm
An ordinary concrete may be made water proof by adding
Pudlo
Impermo
Snowcem
All of these
The foundations are placed below ground level, to increase
Strength
Workability
Stability of structure
All the above
The skirting/dado in a bath roof should be upto
Ceiling
15 cm above floor level
200 cm
Level of the tap
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
A covering of concrete placed on the exposed top of an external wall, is known as
Cornice
Coping
Frieze
Lintel
A wooden block hinged on post outside a door, is known
Cleat
Stop
Horn
None of these
The type of bond in which every course contains both headers and stretchers, is called
English bond
Flemish bond
Russian band
Mixed bond
In soils possessing low bearing capacity, the type of foundation generally provided, is
Column footing
Grillage footing
Raft footing
All the above
Best type of piles for soft soil having little resistance to the flow of concrete, is
Simplex pile
Vibro pile
Raymond pile
Franki pile
According to Rankine's formula, minimum depth of foundations, is
(P/w) × [(1 + sin φ)/(1 - sin φ)]²
(P/w) × [(1 - sin φ)/(1 + sin φ)]²
(P/2w) × [(1 - sin φ)/(1 + sin φ)]²
(P/w) × [(1 + sin φ)/(1 - sin φ)]
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
Mansard roof is a roof which slopes in
Two directions without break in the slope on each side
Two directions with break in the slope on each side
Four directions without break in the slope on each side
Four directions with break in the slope on each side