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RSAL perform concrete repairs including, but not limited to, the following activities:

Corrosion condition surveys. Excavation, shoring, dewatering and backfilling to access structures to be repaired / replaced. Provision of temporary bypasses at valve chambers and pump stations as necessary. Complete removal and replacement of concrete members.

Removal of unsound concrete by high-pressure water jetting, light jackhammers or manual chipping. Cleaning or replacement of corroded reinforcement with either steel or "C" bar (fiber reinforced polymer) reinforcement. Replacement of unsound concrete with either concrete, suitable epoxy or cementitious mortars or Shotcrete. Crack repairs by epoxy pressure injection. Application of protective surface coatings after repairs.