Repairs & strengthening, is an integral part of infrastructure industry today. structural repairs & strengthening may be required for increasing load capacity of beams, columns, walls, and/or slabs, seismic retrofitting, supporting additional live or dead loads not included in original design, or to restore original load capacity to damaged structural elements. broadly, the repairs to concrete structures are classified into:

• Durability repairs
• Structural repairs
• Structural strengthening
• Seismic retrofitting
• Corrosion mitigation