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Last Updated | 01/07/2020 04:15 PM |
Project Title | Digester Cleaning Services |
Physical Address | View project details and contacts |
City, State (County) | Wilmington, NC 28412 (New Hanover County) |
Category(s) | Sewer and Water |
Sub-Category(s) | Sewage Treatment Plant |
Contracting Method | Competitive Bids. |
Project Status | Results |
Bids Due | View project details and contacts |
Estimated Value | |
Plans Available from | |
Owner | View project details and contacts |
Architect | View project details and contacts |
Description | The Project consists of the cleaning of one (1) anaerobic digester, identified as Tank No. 1 at the Southside Wastewater Treatment Plant (SSWWTP). Complete contents removal and disposal will be the responsibility and cost of the Contractor, which includes temporary on-site sludge dewatering. Inclusive with this project will be close coordination with plant operational staff. The Contractor shall furnish all the necessary labor, materials, and equipment, to remove all grit, screenings, sand, sludge, macro-fauna (snails) and floatables, and transfer to the onsite sludge pad. The Contractor shall coordinate all phases of the work with the Owner. Hereinafter, the grit, screenings, sand, sludge, snails and floatables will be referred to simply as residuals. The Contractor may utilize any available sources of electrical power and potable water as furnished by the Owner. Contractor shall coordinate the usage of potable water for their cleaning operations with the Owner. The Contractor shall furnish and install all connections, wiring, electric meter, circuit breakers, transformers, etc. as well as all pumps, piping, fittings, hoses, backflow preventers, etc. as required to complete the work. The digester to be cleaned is a covered tank (floating cover), has a 60-foot inside diameter, 20-foot sidewall height, and has a conical shaped bottom. The tank contents are approximately 381,000 gallons at full working level and will be partially pumped and drained by the Owner prior to the cleaning project. |
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