DC20.3-89: Structural Integrity of Buildings Constructed with Unbonded Tendons

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This report reviews the consequences of cracks on serviceability and the strength of post-tensioned buildings.

Recommendations are made for crack mitigation and maintenance of buildings that are post-tensioned with unbonded tendons.


An authorized reprint from Concrete International magazine, published by the American Concrete Institute

Illustrates the redundancy and reserve capacity of buildings constructed with unbonded tendons

Case studies of laboratory tests and construction incidents or accidents that have demonstrated the capability of unbonded tendons to resist abnormal or catastrophic loadings

Design recommendations for the enhancement of inherent structural integrity of buildings constructed with unbonded tendons

8 pages; 8½ x 11 in. (soft cover)

Published 1989



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