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FAST-BLA010Acad. year: 2023/2024
Principle of prestressing. Basic concept of pretensioning and post-tensioning. Material properties, manufacturing, types. Pretensioning operations, technology. Post-tensioning operations, technology, prestressing systems.Losses of prestressing of pretensioned and post-tensioned concrete, tendon profiles.Equivalent load method, statically determinate and indeterminate structures, examples. Response of structures subjected to prestressing, simplifications, decompression state.Resistance of prestressed members against cracks. Tensile stresses in the concrete after cracking. Control of crack width and deflection of prestressed members. Ultimate limit state of prestressed members, full stress-strain response, shear resistance.
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specialization K , 4 year of study, winter semester, compulsory
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