The taper of precast concrete pile should not be more than
1 cm per metre length
2 cm per metre length
4 cm per metre length
5 cm per metre length
Correct Answer :
B. 2 cm per metre length
Related Questions
Expansion joints in masonry walls are provided if length exceeds
10 m
20 m
30 m
40 m
Pick up the incorrect statement from the following:
The width of the wall is constructed thicker at the base in a stepped fashion
A long vertical load transferring concrete structure is called a concrete pile
In pile which transfers the load to the soil by the friction between the pile and the surrounding soil is called friction pile
The pile which transfers the load to a hard rock bed at certain depth is called load bearing
The foundations are placed below ground level, to increase
Strength
Workability
Stability of structure
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 pile which supports the load partly by friction and partly by resting on hard stratum, is called
Friction pile
Bearing pile
Friction bearing pile
Rough pile
The local swelling of a finished plaster, is termed
Cracking
Dubbing
Blistering
Hacking
Depth of lean concrete bed placed at the bottom of a wall footing, is kept
10 cm
15 cm
Equal to its projection beyond wall base
Less than its projection beyond wall base
A floor constructed with 3 mm marble chips, is known
Mosaic floor
Terrazzo floor
Chips floor
Marble floor
Pick up the correct statement from the following:
Sand consists of coarse particles of silica formed due to the disintegration of rocks
The grains of sand are not affected by frost
Sand beds are permeable and do not allow water to rise up between pores due to capillary action
All the above
Weep holes are provided in retaining and breast walls
To drain off the water from the filling
To ventilate the stone masonry
To add architectural beauty
To increase compaction of the earth retained
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
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
While designing a stair, the product of rise and going is approximately kept equal to
350
420
450
500
The vertical sides of a door and window openings provided in a wall, are known as
Verticals
Reveals
Jambs
None of these
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 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
An ordinary concrete may be made water proof by adding
Pudlo
Impermo
Snowcem
All of these
In clay soil
Swelling and shrinkage characteristics prevail
Consolidation continues even after several years of construction
Differential settlement is generally prevalent
All the above
The least bearing capacity of soil is that of
Hard rock
Moist clay
Soft rock
Coarse sandy soil
The members which support covering material of a sloping roof, are
Rafters
Purlins
Battens
Struts
The vertical distance between the springing line and highest point of the inner curve of an arch is known as
Intrados
Rise
Spandril
Extrados
The stone whose crushing strength is maximum, is
Granite
Chalk
Slate
Sand stone
The differential settlement in case of foundations on sandy soils should not exceed
25 mm
40 mm
65 mm
100 mm
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
Pick up the correct statement from the following:
A mortar joint having a concave finishing in brick masonry, is called keyed joint
A mortar joint projecting beyond the face of a masonry wall, is called tucked joint
A mortar joint having a recess in it, is called ruled joint
All the above
Vertical construction joints are provided where the shearing forces are minimum in the case of
Slabs
Beams
Girders
All of these
A solid core of rock is formed inside the cylinder in the case of
Auger boring
Percussion drilling
Diamond drilling
Wash boring
The type of pointing in which a V-shaped projection outside the wall surface, is provided, is called
Recessed pointing
Weather pointing
V-pointing
Tuck pointing
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 commonly adopted geophysical method in civil engineering from the following:
The seismic method
Electrical resistivity method
Gravitational method
Both (a) and (b) of the above