Documented background and requirements
Insufficient concrete compressive strength in selected wall panels required replacement of relevant shear walls, beams and slabs.
Insufficient concrete compressive strength in selected wall panels required replacement of relevant shear walls, beams and slabs.
Insufficient concrete compressive strength in selected wall panels required replacement of relevant shear walls, beams and slabs.

Selected frame columns in a 24-storey office building did not meet the specified concrete strength. Staged replacement and structural stress transfer were adopted.
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Staged replacement, stress transfer and steel encasement addressed local member issues in 28-storey shear-wall residential buildings.
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