Reinforced Concrete Construction Quiz
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Questions and Answers

What is the reinforcement used to resist shearing stresses known as?

  • Stirrups
  • Columns
  • Ties (correct)
  • Beams
  • In reinforced concrete construction, what is a tie made of?

  • #12 bars
  • #5 bars
  • #10 bars
  • #3 bars (correct)
  • When is it occasionally necessary to put in two or more layers of steel in reinforced concrete construction?

  • Large girders carrying heavy loads (correct)
  • Small girders
  • Beams with no loads
  • Medium loads
  • In reinforced concrete construction, what is the minimum clear distance between bars determined by?

    <p>Nominal diameters of the bars</p> Signup and view all the answers

    In reinforced concrete construction, if more than one layer of steel is used, what should be the minimum clear vertical distance between layers?

    <p>1” (25 mm)</p> Signup and view all the answers

    What type of reinforcement should lie in the same plane in a reinforced concrete beam to enhance economy?

    <p>Tensile reinforcement</p> Signup and view all the answers

    What type of stress in a concrete beam leads to vertical cracks at the center of the span and inclined cracks towards the support?

    <p>Diagonal tension</p> Signup and view all the answers

    In reinforced concrete beams subjected to diagonal tension, what is the purpose of adding stirrups?

    <p>To resist diagonal tension and prevent failure</p> Signup and view all the answers

    What method is commonly used to reinforce concrete beams for diagonal tension?

    <p>Adding U-shaped bars vertically at critical locations</p> Signup and view all the answers

    Which type of reinforcing bars are typically used in concrete beams when diagonal tension stresses are large?

    <p>#3 or #4 bars bent in U-shape</p> Signup and view all the answers

    What term is used to describe the inclined tensile stresses in addition to tensile and compressive stresses in a beam subjected to bending?

    <p>Diagonal tension</p> Signup and view all the answers

    Why do stirrups used for reinforcing concrete beams have hooks at their ends?

    <p>To provide anchorage and resist tensile stresses</p> Signup and view all the answers

    What type of beams have a single span with a support at each end, without any restraint at the supports?

    <p>Simple beams</p> Signup and view all the answers

    Which type of beams are supported at one end only or may be the portion of beams projecting beyond one support?

    <p>Cantilever beams</p> Signup and view all the answers

    What characterizes continuous beams in terms of supports?

    <p>Multiple supports</p> Signup and view all the answers

    Which type of construction system involves Heavy Reinforced Concrete, PreStressed Concrete, and Steel foundations?

    <p>Steel Construction</p> Signup and view all the answers

    In foundation systems, what does PreStressed Concrete provide compared to traditional concrete?

    <p>Improved Strength</p> Signup and view all the answers

    What is a common feature of Reinforced Concrete Columns and Floor Systems?

    <p>High Tensile Strength</p> Signup and view all the answers

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