Spalls with exposed rebar or attachment/anchoring hardware: 1. Excavate and remove all loose and damaged material from repair area and exposed rebar to achieve a sound substrate. 2. Remove loose or flaking rust from exposed rebars using hand or power tools in accordance with SSPC-SP2 (Hand Tool Cleaning) and SSPS-SP3 (Power Tool Cleaning) methods. 3. Dust-clean and solvent-wipe to remove residual dust, concrete chips, rust fragments, andother debris. 4. Coat the rebar and all repair areas with Macropoxy 920 Pre-Prime Penetrating Epoxy Sealer or CorrVerter Rust Primer and allow to cure overnight. 5. Repair cavity using an approved cementitious patching compound by CONFLEX FLEXIBLE CONCRETE WATERPROOFER CF14 SERIES per manufacturers’ instructions and recommendations. 6. After properly cured, feather repairsto match the profile, texture and appearance ofsurrounding surfaces...
