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Accessories for prestressing

For prestressing, accessories include the following items.

- the ducts (steel or plastics) cast into the concrete to accommodate the prestressing tendons,
- the jacks and anchorages for stressing the tendons
- the fittings required to grout the tendons after stressing.

Post tensioning anchor
 
Acknowledgement: The Concrete Society
 

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TR72 Durable post-tensioned concrete structures