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Bidjugde
JOB
Primary Effluent Conveyance System Rehabilitation
BID DATE
08/16/18 - 2:00
AGENCY
Encina Wastewater Authority
ESTIMATE
n/a
SCOPE
Provide structural repairs, including concrete repairs and lining to the Primary Scum Pit, Primary Tank Drainage Wet Well, Primary Effluent Channel, Primary Effluent Junction Box, Primary Effluent Equalization Junction Box, and Aeration Basin Influent Channels at the Aeration Basin Inlet. Provide Cured-In-Place Pipe Lining of the 72-inch Primary Effluent Pipeline and provide camera inspection of the Primary Effluent Equalization Feed and Return Pipelines and Aeration Basin Inlet Channel below the RAS Channel. Bypass pumping is required to complete these repairs. Additional repairs to the Primary Effluent Equalization Feed and Return Pipelines and Aeration Basin Inlet Channel below the RAS Channel will be directed by the OWNER based on the inspection results. Additional work includes repairs to the Return Activated Sludge Return Boxes above the pump discharge and replacement of covers over the Mixer Liquor Channel. James Kearns Encina Wastewater Authority 6200 Avenida Encinas Carlsbad, CA 92011 Tel:(760) 438-3941 Fax:(760) 431-7493 jkearns@encinajpa.com
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