ACI 364.6: Concrete Removal in Repairs Involving Corroded Reinforcing Steel

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ACI PRC-364.6-22: Concrete Removal in Repairs Involving Corroded Reinforcing Steel

Author(s)/Editor(s): ACI Committee 364 | Size: 490 KB| Format: PDF| Quality: Scanner| Year: 2022| pages: 3

The long-term performance of concrete repair intended to address corrosion of embedded reinforcing steel is influenced by the depth of repair and the condition of the substrate concrete surrounding the repair area. The extent of concrete removal should be adjusted in accordance with the degree and nature of distress affecting the member or structure, while taking into account the concrete condition, the structural design, and the applied loads.

Keywords:

carbonation; chloride content; concrete removal; corrosion; reinforcing steel; repair; ring anode effect; surface preparation; undercutting.

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