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Published byScarlett Greer Modified over 5 years ago
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Execute Purchase Order South Shore Water Reclamation Facility
Plate and Frame Filter Presses #1, #2, #3, & #4 Repairs Commission Agenda Item #9
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Plate and Frame Filter Presses
Four filter presses operated: When other solids treatment processes are out of service Insufficient capacity to treat total solids loadings Filter presses have become critical for solids processing Solids loadings increasing Increase in maintenance outages
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Bldg. 360-Filter Presses
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Plate and Frame Filter Presses
Each consists of 75 plates that compress sludge to remove water Dewatered sludge is disposed offsite Each plate is covered with 2 filter cloths that separate solids (cake) from water (filtrate)
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75 Plates on Filter Press Cloths not installed
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Filter Press Cloth
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Plate and Frame Filter Presses
Cloths Installed On Plates Complete Operational Filter Press
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Plate and Frame Filter Presses
31 years old Cloths have become worn, resulting in: each run taking longer cake having more water, higher disposal costs Staff recommends replacing filter cloths
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Purchase Order Scope VW competitively bid two contracts
One to purchase 600 cloths; One to remove existing and install new cloths 1 bidder on both contracts: Doral Corporation Issue 1 PO to VW to include both contracts
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Project Costs/Schedule
Budgeted for in 2020 VWM will manage and oversee the work 210 day duration
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QUESTIONS?
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