The depth of concrete bed of the foundation depends upon (A) The projection of the concrete block beyond the footing over it (B) The upward soil pressure (C) The mix of the concrete (D) All the above

The depth of concrete bed of the foundation depends upon
(A) The projection of the concrete block beyond the footing over it
(B) The upward soil pressure
(C) The mix of the concrete
(D) All the above
by

1 Answer

Answer :

Answer: Option D
by

Related questions

If P kg/m2 is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by (A) D = 0.00775 aP (B) D = 0.0775 aP (C) D = 0.07775 aP (D) D = 0.775 Pa

Description : If P kg/m2 is the upward pressure on the slab of a plain concrete footing whose projection on either side of the wall is a cm, the depth of foundation D is given by (A) D = 0.00775 aP (B) D = 0.0775 aP (C) D = 0.07775 aP (D) D = 0.775 Pa

Last Answer : Answer: Option A

Depth of lean concrete bed placed at the bottom of a wall footing, is kept (A) 10 cm (B) 15 cm (C) Equal to its projection beyond wall base (D) Less than its projection beyond wall base

Description : Depth of lean concrete bed placed at the bottom of a wall footing, is kept (A) 10 cm (B) 15 cm (C) Equal to its projection beyond wall base (D) Less than its projection beyond wall base

Last Answer : Answer: Option C

If the bearing capacity of soil is 10 tonnes/cm2 and the projection of plain concrete footing from walls, is a cm, the depth D of footing is (A) D = 0.0775 a (B) D = 0.775 a (C) D = 0.775 a (D) D = 0.775 a2

Description : If the bearing capacity of soil is 10 tonnes/cm2 and the projection of plain concrete footing from walls, is a cm, the depth D of footing is (A) D = 0.0775 a (B) D = 0.775 a (C) D = 0.775 a (D) D = 0.775 a2

Last Answer : Answer: Option B

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 (A) 1, 2, 3, 4, 5 (B) 5, 4, 3, 2, 1 (C) 2, 1, 3, 5, 4 (D) 3, 2, 5, 1,

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Last Answer : Answer: Option C

Based on punching shear consideration, the overall depth of a combined footing under a column A, is (A) (Area of the column A × Safe punching stress)/Load on column A (B) (Perimeter of column A × Safe punching stress)/(Load on column A + Upward pressure × Area of the column) (C) (Perimeter of column A × Safe punching stress)/(Load on column A × Upward pressure × Area of the column) (D) None of these

Description : Based on punching shear consideration, the overall depth of a combined footing under a column A, is (A) (Area of the column A Safe punching stress)/Load on column A (B) (Perimeter of column A ... punching stress)/(Load on column A Upward pressure Area of the column) (D) None of these

Last Answer : Answer: Option B

Select the incorrect statement. (A) Bearing capacity of a soil depends upon the amount and direction of load (B) Bearing capacity of a soil depends on the type of soil (C) Bearing capacity of a soil depends upon shape and size of footing (D) Bearing capacity of a soil is independent of rate of loading

Description : Select the incorrect statement. (A) Bearing capacity of a soil depends upon the amount and direction of load (B) Bearing capacity of a soil depends on the type of soil (C) Bearing capacity of a ... upon shape and size of footing (D) Bearing capacity of a soil is independent of rate of loading

Last Answer : Answer: Option A

Consider the following statements: 1. The benefit of surcharge and depth of foundation is only marginal in case of footings on purely cohesive soils. 2. The bearing capacity of a footing in pure clay increases with increase in size of the footing. 3. Size effects in plate load tests are more important in case of cohesionless soils. Which of these statements are correct? (a) 1, 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Description : Consider the following statements: 1. The benefit of surcharge and depth of foundation is only marginal in case of footings on purely cohesive soils. 2. The bearing capacity of a footing in pure clay increases with increase in size of the ... , 2 & 3 (b) 1 & 2 only (c) 2 & 3 only (d) 1 & 3 only

Last Answer : (d) 1 & 3 only

Allowable bearing pressure for a foundation depends upon (A) Allowable settlement only (B) Ultimate bearing capacity of soil only (C) Both allowable settlement and ultimate bearing capacity (D) None of above

Description : Allowable bearing pressure for a foundation depends upon (A) Allowable settlement only (B) Ultimate bearing capacity of soil only (C) Both allowable settlement and ultimate bearing capacity (D) None of above

Last Answer : (C) Both allowable settlement and ultimate bearing capacity

The self-weight of the footing, is (A) Not considered for calculating the upward pressure on footing (B) Also considered for calculating the upward pressure on footing (C) Not considered for calculating the area of the footing (D) Both (b) and (c)

Description : The self-weight of the footing, is (A) Not considered for calculating the upward pressure on footing (B) Also considered for calculating the upward pressure on footing (C) Not considered for calculating the area of the footing (D) Both (b) and (c)

Last Answer : Answer: Option A

If is the net upward pressure on a square footing of side for a square column of side , the maximum bending moment is given by (A) B.M = pb (c - a)/4 (B) B.M = pb (b - a)²/4 (C) B.M = pb (b - a)²/8 (D) B.M = pb (b + a)/8

Description : If is the net upward pressure on a square footing of side for a square column of side , the maximum bending moment is given by (A) B.M = pb (c - a)/4 (B) B.M = pb (b - a)²/4 (C) B.M = pb (b - a)²/8 (D) B.M = pb (b + a)/8

Last Answer : Answer: Option C

To support a heavy structure in sandy soil, the type of foundation generally used, is (A) Combined footing (B) Raft footing (C) Pier footing (D) Strap footing

Description : To support a heavy structure in sandy soil, the type of foundation generally used, is (A) Combined footing (B) Raft footing (C) Pier footing (D) Strap footing

Last Answer : Answer: Option C

Pick up the correct statement from the following: (A) Isolated footing is provided under column to transfer the load safely to soil bed (B) Column footings may have steps or projections in the concrete base (C) Heavily loaded column base must be provided steel reinforcement in both directions (D) All the above

Description : Pick up the correct statement from the following: (A) Isolated footing is provided under column to transfer the load safely to soil bed (B) Column footings may have steps or projections in the ... ) Heavily loaded column base must be provided steel reinforcement in both directions (D) All the above

Last Answer : Option D

According to Water-Cement Ratio Law, the strength of workable plastic concrete (A) Depends upon the amount of water used in the mix (B) Does not depend upon the quality of cement mixed with aggregates (C) Does not depend upon the quantity of cement mixed with aggregates (D) All the above

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Last Answer : Answer: Option D

Pick up the incorrect statement from the following: (A) Concrete for which preliminary tests are conducted, is called controlled concrete (B) Bulking of sand depends upon the fineness of grains (C) Concrete mix 1 : 6 : 12, is used for mass concrete in piers (D) All the above

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Last Answer : Answer: Option D

According to the rule of water cement ratio, the strength of concrete wholly depends upon. (a) The quality of cement. (b) The quality of cement mixed with aggregate. (c) The amount of water used in preparation of concrete mix. (d) All of the above

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Last Answer : (c) The amount of water used in preparation of concrete mix.

If the length of a combined footing for two columns l metres apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed load, is (where is the distance of centre of gravity of column loads). (A) y = L - (l - ) (B) y = L/2 + (l - ) (C) y = L/2 - (l + ) (D) y = L/2 - (l - )

Description : If the length of a combined footing for two columns l metres apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed ... l - ) (C) y = L/2 - (l + ) (D) y = L/2 - (l - )

Last Answer : Answer: Option D

Top bars are extended to the projecting parts of the combined footing of two columns Ldistance apart for a distance of (A) 0.1 L from the outer edge of column (B) 0.1 L from the centre edge of column (C) Half the distance of projection (D) One-fourth the distance of projection

Description : Top bars are extended to the projecting parts of the combined footing of two columns Ldistance apart for a distance of (A) 0.1 L from the outer edge of column (B) 0.1 L from the centre edge of column (C) Half the distance of projection (D) One-fourth the distance of projection

Last Answer : Answer: Option B

In reinforced concrete footing on soil, the minimum thickness at edge should not be less than (A) 100 mm (B) 150 mm (C) 200 mm (D) 250 mm

Description : In reinforced concrete footing on soil, the minimum thickness at edge should not be less than (A) 100 mm (B) 150 mm (C) 200 mm (D) 250 mm

Last Answer : Answer: Option B

Pick up the incorrect statement from the following: (A) The width of the wall is constructed thicker at the base in a stepped fashion (B) A long vertical load transferring concrete structure is called a concrete pile (C) In pile which transfers the load to the soil by the friction between the pile and the surrounding soil is called friction pile (D) The pile which transfers the load to a hard rock bed at certain depth is called load bearing

Description : Pick up the incorrect statement from the following: (A) The width of the wall is constructed thicker at the base in a stepped fashion (B) A long vertical load transferring concrete structure is ... ) The pile which transfers the load to a hard rock bed at certain depth is called load bearing

Last Answer : Answer: Option D

Grillage foundation (A) Is used to transfer heavy structural loads from steel columns to a soil having low bearing capacity (B) Is light and economical (C) Does not require deep cutting as the required base area with required pressure intensity is obtained at a shallow depth (D) All the above

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Last Answer : Answer: Option D

For a number of columns constructed in a rcjw, the type of foundation provided, is (A) Footing (B) Raft (C) Strap (D) Strip

Description : For a number of columns constructed in a rcjw, the type of foundation provided, is (A) Footing (B) Raft (C) Strap (D) Strip

Last Answer : Answer: Option D

If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is (A) Square (B) Rectangular (C) Trapezoidal (D) Triangular

Description : If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is (A) Square (B) Rectangular (C) Trapezoidal (D) Triangular

Last Answer : Answer: Option B

The foundation in which a cantilever beam is provided to join two footings, is known as (A) Strip footing (B) Strap footing (C) Combined footing (D) Raft footing

Description : The foundation in which a cantilever beam is provided to join two footings, is known as (A) Strip footing (B) Strap footing (C) Combined footing (D) Raft footing

Last Answer : Answer: Option B

For the construction of flyovers in sandy soils, the type of foundation provided, is (A) Strap footing (B) Raft footing (C) Combined footing (D) Pier footing

Description : For the construction of flyovers in sandy soils, the type of foundation provided, is (A) Strap footing (B) Raft footing (C) Combined footing (D) Pier footing

Last Answer : Answer: Option D

The type of footing which is used to transmit heavy loads through steel columns is (A) Raft foundation (B) Grillage foundation (C) Well foundation (D) Isolated footing

Description : The type of footing which is used to transmit heavy loads through steel columns is (A) Raft foundation (B) Grillage foundation (C) Well foundation (D) Isolated footing

Last Answer : Option B

In soils possessing low bearing capacity, the type of foundation generally provided, is (A) Column footing (B) Grillage footing (C) Raft footing (D) All the above

Description : In soils possessing low bearing capacity, the type of foundation generally provided, is (A) Column footing (B) Grillage footing (C) Raft footing (D) All the above

Last Answer : Option D

The measurement is made in square metre in case of (A) Cement concrete in foundation (B) R.C.C. structure (C) Hollow concrete block wall (D) None of these

Description : The measurement is made in square metre in case of (A) Cement concrete in foundation (B) R.C.C. structure (C) Hollow concrete block wall (D) None of these

Last Answer : (D) None of these

Pick up the incorrect statement from the following: (A) The function of foundation is to distribute the load of super structure over a large bearing area (B) No timbering is required for shallow trenches (C) Shallow foundations can be constructed on made-up soil (D) Black cotton soil is very good for foundation bed

Description : Pick up the incorrect statement from the following: (A) The function of foundation is to distribute the load of super structure over a large bearing area (B) No timbering is required for shallow ... can be constructed on made-up soil (D) Black cotton soil is very good for foundation bed

Last Answer : Answer: Option D

The toe projection of foundation slabs is taken (A) As one third of the base (B) As one sixth of overall height of the wall (C) Equal to heel slab (D) Below ground surface

Description : The toe projection of foundation slabs is taken (A) As one third of the base (B) As one sixth of overall height of the wall (C) Equal to heel slab (D) Below ground surface

Last Answer : Answer: Option A

0 Pick up the correct statement from the following: (A) The point through which the resultant of the shear stresses passes is known as shear centre(B) In the standard rolled channels, the shear centre is on the horizontal line passing through and away from the C.G. beyond web (C) In equal angles, the shear centre is on the horizontal plane and away from the C.G., outside of the leg projection (D) All the above

Description : 0 Pick up the correct statement from the following: (A) The point through which the resultant of the shear stresses passes is known as shear centre (B) In the standard rolled channels, the shear centre ... horizontal plane and away from the C.G., outside of the leg projection (D) All the above

Last Answer : (D) All the above

If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth (D) of the footing from punching shear consideration, is (A) D = W (a - b)/4a²bq (B) D = W (a² - b²)/4a²bq (C) D = W (a² - b²)/8a²bq (D) D = W (a² - b²)/4abq

Description : If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth (D) of the footing from punching shear consideration ... - b²)/4a²bq (C) D = W (a² - b²)/8a²bq (D) D = W (a² - b²)/4abq

Last Answer : Answer: Option B

The critical section for finding maximum bending moment for footing under masonry wall is located (A) At the middle of the wall (B) At the edge of the wall (C) Halfway between the middle and edge of the wall (D) At a distance equal to effective depth of footing from the edge of the wall

Description : The critical section for finding maximum bending moment for footing under masonry wall is located (A) At the middle of the wall (B) At the edge of the wall (C) Halfway between the middle and edge of the wall (D) At a distance equal to effective depth of footing from the edge of the wall

Last Answer : Answer: Option C

In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to (A) Increase the depth of foundation (B) Drain the soil (C) Compact the soil (D) Replace the poor soil

Description : In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to (A) Increase the depth of foundation (B) Drain the soil (C) Compact the soil (D) Replace the poor soil

Last Answer : Answer: Option D

The bearing capacity of a water logged soil can be improved by (A) Compacting the soil (B) Draining the soil (C) Increasing the depth of foundation (D) Grouting

Description : The bearing capacity of a water logged soil can be improved by (A) Compacting the soil (B) Draining the soil (C) Increasing the depth of foundation (D) Grouting

Last Answer : Option B

Contact pressure beneath a rigid footing resting on cohesive soil is (A) Less at edges compared to middle (B) More at edges compared to middle (C) Uniform throughout (D) None of the above

Description : Contact pressure beneath a rigid footing resting on cohesive soil is (A) Less at edges compared to middle (B) More at edges compared to middle (C) Uniform throughout (D) None of the above

Last Answer : Answer: Option B

According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than (A) 20 cm (B) 30 cm (C) 40 cm (D) 75 cm

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Last Answer : Answer: Option B

According to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than (A) 5 cm (B) 10 cm (C) 15 cm (D) 20 cm

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Last Answer : Answer: Option C

According to Whitney's theory, depth of stress block for a balanced section of a concrete beam is limited to (A) 0.43 d (B) 0.537 d (C) 0.68 d (D) 0.85 d Where d is effective depth of beam

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Last Answer : Answer: Option B

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Last Answer : (d) 0.360 fck . Xu

Raft foundation are generally preferred to when the area required for individual footing, is more than (A) 25% to total area (B) 30% of total area (C) 40% to total area (D) 50% of total area

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Last Answer : Option D

The foundation which consists of a thick reinforced cement slab covering whole area to support heavy concentrated structural loads, is known as (A) Combined footing (B) Strap footing (C) Raft footing (D) None of these

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Last Answer : Option C

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If a is the offset of concrete bed in cms, and d is the depth of concrete bed in cms, then (A) d = 0.445 a (B) d = 0.557 a (C) d = 0.775 a (D) None of these

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Last Answer : Option C

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