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Generally, without limiting the scope of the project, the work covered by this pre-qualification covers the following:
• Preparation of isolation and draining, and disinfection plans to allow for entry to one treated water reservoir at a time (total of two) while maintaining plant flow through the other.
• Provision of a pumping system and temporary piping, if required, to complete draining and clean out of the treated water reservoir cells.
• Confined space entry support including but not limited to rescue plans, retrieval equipment if needed, rescue personnel and lighting.
• Provision of scaffolding, including stamped drawings, to allow for inspection of process, electrical and structural reservoir components.
• Rehabilitation of the reservoir as identified as required through the inspection (provisional). Rehabilitation and repair works may include:
o Structural repairs consisting of crack injection repairs, concrete spall repairs, joint repairs, exposed rebar repairs, ladder or hatch repairs or replacements.
o Resurfacing of deteriorated surfaces using cementitious repair mortar.
o Replacement of process piping and equipment