pretensioning
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pretensioning
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tensioning of tendons before the concrete is placed
Source - AS 3600:2018: Concrete structures
HB50
tensioning of tendons before the concrete is placed
The tendons are anchored either against the moulds or against permanent abutments. After hardening the concrete is released from the mould and the wires are cut transferring the forces into the ends of the member by bond and wedging.