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RCC Structures Design problems


  • 1. The live load to be considered for an accessible roof, is

  • Options
  • A. Nil
  • B. 75 kg/m3
  • C. 150 kg/m2
  • D. 200 kg/cm2
  • Discuss
  • 2. The minimum clear cover for R.C.C. columns shall be

  • Options
  • A. greater of 40 mm or diameter
  • B. smaller of 40 mm or diameter
  • C. greater of 25 mm or diameter
  • D. smaller of 25 mm or diameter
  • Discuss
  • 3. The thickness of the flange of a Tee beam of a ribbed slab is assumed as

  • Options
  • A. width of the rib
  • B. depth of the rib
  • C. thickness of the concrete topping 0d) half the thickness of the rib
  • D. twice the width of the rib.
  • Discuss
  • 4. On piles, the drop must be at least

  • Options
  • A. 80 cm
  • B. 100 cm
  • C. 120 cm
  • D. 140 cm
  • E. 150 cm
  • Discuss
  • 5. A flat slab is supported

  • Options
  • A. on beams
  • B. on columns
  • C. on beams and columns
  • D. on columns monolithicaily built with slab
  • E. all the above
  • Discuss
  • 6. If 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

  • Options
  • A. 200 cm
  • B. 300 cm
  • C. 150 cm
  • D. 100 cm
  • Discuss
  • 7. If jd is the lever arm and ?O is the total perimeter of reinformcement of an R.C.C. beam, the bond stress at the section having Q shear force, is

  • Options
  • A.
  • B.
  • C.
  • D.
  • Discuss
  • 8. A raft foundation is provided if its area exceeds the plan area of the building by

  • Options
  • A. 10%
  • B. 20%
  • C. 30%
  • D. 40%
  • E. 50%
  • Discuss
  • 9. Though the effective depth of a T-beam is the distance between the top compression edge to the centre of the tensile reinforcement, for heavy loads, it is taken as

  • Options
  • A.
  • B.
  • C.
  • D.
  • E.
  • Discuss
  • 10. A singly reinforced beam has breadth b, effective depth d, depth of neutral axis n and critical neutral axis n1. If fc and ft are permissible compressive and tensile stresses, the moment to resistance of the beam, is

  • Options
  • A.
  • B.
  • C.
  • D. all the above
  • Discuss

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