Multiple choice

Which of the following is categorised as a long-term loss of prestress in a prestressed concrete member?

  1. Loss due to elastic shortening

  2. Loss due to friction

  3. Loss due to relaxation of strands

  4. Loss due to anchorage slip
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Long-term losses in prestressed concrete occur over time due to creep, shrinkage, and steel relaxation. Elastic shortening, friction, and anchorage slip are classified as short-term or immediate losses.

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