The Following Section consists of Multiple Choice Questions on RCC Structures Design.
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RCC Structures Design MCQ
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Question 1 of 20
1. Question
1 pointsIn a combined footing if shear stress exceeds 5 kg/cm2, the nominal stirrups provided are
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Question 2 of 20
2. Question
1 pointsThe maximum area of tension reinforcement in beams shall not exceed
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Question 3 of 20
3. Question
1 pointsAs per I.S. 456 – 1978, the pH value of water shall be
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Question 4 of 20
4. Question
1 pointsThe minimum number of main steel bars provided in R.C.C.
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Question 5 of 20
5. Question
1 pointsPost tensioning system
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Question 6 of 20
6. Question
1 pointsAn R.C.C. column is treated as long if its slenderness ratio is greater than
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Question 7 of 20
7. Question
1 pointsThe width of the flange of a Tbeam should be less than
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Question 8 of 20
8. Question
1 pointsPick up the correct statement from the following:
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Question 9 of 20
9. Question
1 pointsCantilever retaining walls can safely be used for a height not more than
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Question 10 of 20
10. Question
1 pointsBottom bars under the columns are extended into the interior of the footing slab to a distance greater than
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Question 11 of 20
11. Question
1 pointsThe diameter of longitudinal bars of a column should never be less than
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Question 12 of 20
12. Question
1 pointsThe thickness of base slab of a retaining wall generally provided, is
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Question 13 of 20
13. Question
1 pointsFor a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is
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Question 14 of 20
14. Question
1 pointsThickened part of a flat slab over its supporting column, is technically known as
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Question 15 of 20
15. Question
1 pointsAn R.C.C. beam not provided with shear reinforcement may develop cracks in its bottom inclined roughly to the horizontal at
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Question 16 of 20
16. Question
1 pointsThe effective span of a simply supported slab, is
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Question 17 of 20
17. Question
1 pointsPick up the incorrect statement from the following:
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Question 18 of 20
18. Question
1 pointsThe number of treads in a flight is equal to
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Question 19 of 20
19. Question
1 pointsFor initial estimate for a beam design, the width is assumed
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Question 20 of 20
20. Question
1 pointsDesign of a two way slab simply supported on edges and having no provision to prevent the corners from lifting, is made by
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RCC Structures Design MCQ 2
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Question 1 of 20
1. Question
1 pointsDesign of R.C.C. simply supported beams carrying U.D.L. is based on the resultant B.M. at
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Question 2 of 20
2. Question
1 pointsThe transverse reinforcements provided at right angles to the main reinforcement
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Question 3 of 20
3. Question
1 pointsThe amount of reinformcement for main bars in a slab, is based upon
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Question 4 of 20
4. Question
1 pointsIf the effective length of a 32 cm diameter R.C.C. column is 4.40 m, its slenderness ratio, is
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Question 5 of 20
5. Question
1 pointsA continuous beam shall be deemed to be a deep beam if the ratio of effective span to overall depth, is
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Question 6 of 20
6. Question
1 pointsIf T and R are tread and rise respectively of a stair, then
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Question 7 of 20
7. Question
1 pointsThe effective width of a column strip of a flat slab, is
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Question 8 of 20
8. Question
1 pointsA Tbeam behaves as a rectangular beam of a width equal to its flange if its neutral axis
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Question 9 of 20
9. Question
1 pointsThe weight of a foundation is assumed as
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Question 10 of 20
10. Question
1 pointsFor stairs spanning horizontally, the minimum waist provided is
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Question 11 of 20
11. Question
1 pointsThe radius of a bar bend to form a hook, should not be less than
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Question 12 of 20
12. Question
1 pointsIn a simply supported slab the minimum spacing of distribution reinforcement, should be four times the effective thickness of the slab or
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Question 13 of 20
13. Question
1 pointsA reinforced concrete cantilever beam is 3.6 m long, 25 cm wide and has its lever arm 40 cm. It carries a load of 1200 kg at its free end and vertical stirrups can carry 1800 kg. Assuming concrete to carry onethird of the diagonal tension and ignoring the weight of the beam, the number of shear stirrups required, is
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Question 14 of 20
14. Question
1 pointsIf the sides of a slab simply supported on edges and spanning in two directions are equal, the maximum bending moment is multiplied by
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Question 15 of 20
15. Question
1 pointsIf the ratio of the span to the overall depth does not exceed 10, the stiffness of the beam will ordinarily be satisfactory in case of a
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Question 16 of 20
16. Question
1 pointsThe toe projection of foundation slabs is taken
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Question 17 of 20
17. Question
1 pointsThe shear reinforcement in R.C.C. is provided to resist
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Question 18 of 20
18. Question
1 pointsAccording to I.S.: 456, 1978 the thickness of reinforced concrete footing on piles at its edges, is kept less than
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Question 19 of 20
19. Question
1 pointsThe length of lap in tension reinforcement should not be less than the bar diameter x (actual tension / four times the permissible average bond stress) if it is more than
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Question 20 of 20
20. Question
1 pointsDistribution reinforcement in a simply supported slab, is provided to distribute
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RCC Structures Design MCQ 3
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Question 1 of 20
1. Question
1 pointsDesign of R.C.C. cantilever beams, is based on the resultant force at
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Question 2 of 20
2. Question
1 pointsPiles are usually driven by
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Question 3 of 20
3. Question
1 pointsThe angle of internal friction of soil mass is the angle whose
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Question 4 of 20
4. Question
1 pointsTop bars are extended to the projecting parts of the combined footing of two columns L distance apart for a distance of
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Question 5 of 20
5. Question
1 pointsThe thickness of the flange of a Tee beam of a ribbed slab is assumed as
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Question 6 of 20
6. Question
1 pointsIn a singly reinforced beam, if the permissible stress in concrete reaches earlier than that in steel, the beam section is called
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Question 7 of 20
7. Question
1 pointsThe length of the lap in a compression member is kept greater than bar diameter x (Permissible stress in bar / Five times the bond stress) or
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Question 8 of 20
8. Question
1 pointsA prestressed concrete member
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Question 9 of 20
9. Question
1 pointsA part of the slab may be considered as the flange of the Tbeam if
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Question 10 of 20
10. Question
1 pointsAn R.C.C. roof slab is designed as a two way slab if
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Question 11 of 20
11. Question
1 pointsA raft foundation is provided if its area exceeds the plan area of the building by
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Question 12 of 20
12. Question
1 pointsIf H is the overall height of a retaining wall retaining a surcharge, the width of the base slab usually provided, is
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Question 13 of 20
13. Question
1 pointsThe stem of a cantilever retaining wall which retains earth level with top is 6 m. If the angle of repose and weight of the soil per cubic metre are 30Â° and 2000 kg respectively, the effective width of the stem at the bottom, is
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Question 14 of 20
14. Question
1 pointsIf depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is
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Question 15 of 20
15. Question
1 pointsA flat slab is supported
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Question 16 of 20
16. Question
1 pointsIf diameter of a reinforcement bar is d, the anchorge value of the hook is
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Question 17 of 20
17. Question
1 pointsMinimum spacing between horizontal parallel reinforcement of different sizes, should not be less than
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Question 18 of 20
18. Question
1 pointsIf the size of a column is reduced above the floor, the main bars of the columns, are
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Question 19 of 20
19. Question
1 pointsThe system in which high tensile alloy steel bars (silica manganese steel) are used as prestressing tendons, is known as
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Question 20 of 20
20. Question
1 pointsThe minimum clear cover for R.C.C. columns shall be
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RCC Structures Design MCQ 4
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Question 1 of 20
1. Question
1 pointsIf the loading on a prestressed rectangular beam, is uniformly distributed, the tendon to be provided should be .
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Question 2 of 20
2. Question
1 pointsA foundation is called shallow if its depth, is
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Question 3 of 20
3. Question
1 pointsA circular slab subjected to external loading, deflects to form a
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Question 4 of 20
4. Question
1 pointsAn R.C.C beam of 25 cm width has a clear span of 5 metres and carries a U.D.L. of 2000 kg/m inclusive of its self weight. If the lever arm of the section is 45 cm., the beam is
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Question 5 of 20
5. Question
1 pointsIn testing a pile by load test, pile platform is loaded with one and half times the design load and a maximum settlement is noted. The load is gradually removed and the consequent rebound is measured. For a safe pile, the net settlement (i.e. total settlement minus rebound) per tonne of test load should not exceed
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Question 6 of 20
6. Question
1 pointsOn piles, the drop must be at least
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Question 7 of 20
7. Question
1 pointsAn underreinforced section means
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Question 8 of 20
8. Question
1 pointsThe spacing of transverse reinforcement of column is decided by the following consideration.
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Question 9 of 20
9. Question
1 pointsThe diameter of transverse reinforcement of columns should be equal to onefourth of the diameter of the main steel rods but not less than
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Question 10 of 20
10. Question
1 pointsThe minimum head room over a stair must be
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Question 11 of 20
11. Question
1 pointsIn case the factor of safety against sliding is less than 1.5, a portion of slab is constructed downwards at the end of the heel slab, which is known as
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Question 12 of 20
12. Question
1 pointsThe diameter of the column head support a flat slab, is generally kept
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Question 13 of 20
13. Question
1 pointsThe steel generally used in R.C.C. work, is
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Question 14 of 20
14. Question
1 pointsFor normal cases, stiffness of a simply supported beam is satisfied if the ratio of its span to its overall depth does not exceed
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Question 15 of 20
15. Question
1 pointsIf the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept
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Question 16 of 20
16. Question
1 pointsThe floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept
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Question 17 of 20
17. Question
1 pointsLapped splices in tensile reinforcement are generally not used for bars of size larger than
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Question 18 of 20
18. Question
1 pointsIn a slab, the pitch of the main reinforcement should not exceed its effective depth
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Question 19 of 20
19. Question
1 pointsIn a prestressed member it is advisable to use
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Question 20 of 20
20. Question
1 pointsThe ratio of the breadth to effective depth of a beam is kept
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