The work to be performed within 210 Calendar Days from date of commencement under this contract shall include, but not be limited to: replacing the onsite hypochlorite generation system including the brine and hypochlorite storage tanks, replacing the hot water tank, installing secondary containment coatings and chemical resistance epoxy flooring, replacing the sodium hydroxide vent and fill piping, replacing butterfly valves, demolishing the unused air piping system and backup hypochlorite feed system.