The concrete slump recommended for foundations, is
25 to 50 mm
30 to 125 mm
50 to 100 mm
75 to 125 mm
Correct Answer :
C. 50 to 100 mm
Related Questions
In the method of tube boring of soil investigation, the following is essential:
A tube of about 2 metres length and 20 cm diameter with a cutting edge
A flap valve at the bottom of tube is provided to extract the soil sample
The tube is raised and lowered by 4 thick rope moving over a pulley suspended on a tripod stand
All the above
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 a colar beam roof
There is no horizontal tie beam
There is a horizontal tie at the feet of rafters only
There is a horizontal tie at almost the middle of rafters only
There are two horizontal ties, one at the feet and other at the middle of the rafters
The process of working a flat for the finishing coat, is known
Dubbing out
Floating
Knitting
Blistering
The form work from the sides of beams can be removed only after
1 day
4 days
7 days
14 days
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
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
In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to
15 mm
25 mm
35 mm
45 mm
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
Queen closer may be placed
In header course
In stretcher course
In header course next to first brick
In stretcher course next to first brick
Pick up the correct statement from the following:
Inclined borings are made for taking samples under existing structures
Inclined borings are occasionally used instead of vertical holes
The spacing of inclined borings is kept such that one bore hole is vertically above the bottom of an adjacent bore hole
All the above
In flat roof of reinforced cement concrete, the recommended angle of slope, is
Zero
A few degrees
10°
200°
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 consideration to the taken while designing a hospital from the following:
The operation theatre unit to be detached as it requires sterilized zone but near the ward for the patients and doctor
The mortuary should be detached from the main circulation with a post-mortem room
Casualty unit should be provided a separate entrance
All the above
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
Which one of the following piles has a cast iron shoe even after removal of the hollow cylindrical steel casing?
Simplex pile
Pedestal pile
Vibro pile
Both (a) and (c) of the above
The stone masonry of finely dressed stones laid in cement or lime, is
Random rubble masonry
Coursed rubble masonry
Dry rubble masonry
Ashlar masonry
During percussion drilling
Ground water observations are hindered due to entry of the slurry in the soil below the bottom of the hole
Caving or mixing of strata are caused in soft soils or cohesionless soils
The soil to a considerable depth below the bottom of the hole gets disturbed
All the above
For the construction of flyovers in sandy soils, the type of foundation provided, is
Strap footing
Raft footing
Combined footing
Pier footing
Slate
Is a metamorphic rock
Splits into thin sheets along its bedding planes
Has a smooth surface and contains alumina and silica
Possesses good water absorption capacity
The maximum bearing capacity of soil is that of
Black cotton soil
Loose fine sandy soil
Dry coarse sandy soil
Hard rocks
The highest line of sloping roof, where two opposite slopes meet, is known as
Rafter
Ridge
Crown
Eave
Exposed portions of vertical surface at right angles to the door or window frame, are known as
Jambs
Lintels
Reveals
Soffits
The black cotton soil
Undergoes volumetric changes
Swells excessively when wet
Shrinks excessively when dry
All the above
The term string is used for
The underside of a stair
Outer projecting edge of a tread
A sloping member which supports the steps in a stair
A vertical member between two treads
The additional piles which are driven to increase the capacity of supporting loads on vertical piles, are known
Construction piles
Raking piles
Eccentric piles
Sinking piles
Best type of piles for soft soil having little resistance to the flow of concrete, is
Simplex pile
Vibro pile
Raymond pile
Franki pile
The minimum width of a stair in residential buildings, is
55 cm
70 cm
85 cm
100 cm
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
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