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Civil Engineering :: Building Maintenance

  1. In case of damaged prestressed concrete I girders which are used for restoring strength?

  2. A.

     Pretensioning

    B.

     Post tensioning

    C.

     Chemicals

    D.

     Dies


  3. In restoration of strength by adding external reinforced concrete the damages concrete is first repaired by applying ____________

  4. A.

     Preload

    B.

     Tensile load

    C.

     Compressive load

    D.

     Overload


  5. In method 3 the restoration is done by addition of ____________

  6. A.

     Metal sleeve jacket

    B.

     Aluminium jacket

    C.

     Steel jacket

    D.

     Water proof jacket