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PUBLIC SERVICES AREA
CRAIG HUPY, AREA ADMINISTRATOR CHUPY@A2GOV.ORG
PUBLIC SERVICES AREA
Public Services Units
*Wastewater Treatment Plant
PUBLIC SERVICES AREA CRAIG HUPY, AREA ADMINISTRATOR - - PowerPoint PPT Presentation
PUBLIC SERVICES AREA CRAIG HUPY, AREA ADMINISTRATOR - - PowerPoint PPT Presentation
PUBLIC SERVICES AREA CRAIG HUPY, AREA ADMINISTRATOR CHUPY@A2GOV.ORG PUBLIC SERVICES AREA Public Services Units *Wastewater Treatment Plant *Systems Planning *Engineering Water Treatment Plant Public Works WASTEWATER TREATMENT SERVICES
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WASTEWATER TREATMENT SERVICES
EARL J. KENZIE, P.E., MANAGER EKENZIE@A2GOV.ORG
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WASTEWATER TREATMENT SERVICES
Contact: 49 Old Dixboro Road Ann Arbor, MI 48105-9405 (734) 794-6450 Overview History Major Capital Projects Treatment Processes Challenges
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WASTEWATER TREATMENT SERVICES STAFF
33 Full Time Employees
Manager
1 position
Assistant Manager
1 position
WWTS Engineer
1 position
Water Utility Supervisor
5 positions
Maintenance Supervisor
1 position
Water Utility Technician
17 positions
SCADA Administrator
1 position
Inventory Control Technician
1 position
Administrative Assistant
2 positions
Electrical/Control Systems Technician
3 positions
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Wastewater Treatment Services Operating Budget: $15,269,985 Operate and maintain the wastewater treatment system; including the Wastewater Treatment Plant, eight sewage lift stations and industrial pretreatment program.
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WASTEWATER TREATMENT SERVICES OVERVIEW
Geddes Rd. US 23 Old Dixboro Rd.
Located in Ann Arbor Township
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WASTEWATER TREATMENT SERVICES OVERVIEW
Services Ann Arbor Township, Scio Township, and Pittsfield Township in addition to the City
- f Ann Arbor
Services approximately 130,000 people Staffed 24/7 by certified, trained technicians Operations regulated by State and Federal agencies Permitted capacity at 29.5 mgd Average daily flow is 18.4 mgd
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WASTEWATER TREATMENT SERVICES HISTORY
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WASTEWATER TREATMENT SERVICES HISTORY
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WASTEWATER TREATMENT SERVICES HISTORY
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WASTEWATER TREATMENT SERVICES HISTORY
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WASTEWATER TREATMENT SERVICES HISTORY
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WASTEWATER TREATMENT SERVICES HISTORY
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WASTEWATER TREATMENT SERVICES HISTORY
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WASTEWATER TREATMENT SERVICES HISTORY
Old West Plant – 9.5 mgd 1936 – 1964 Newer East Plant – 20 mgd 1977
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RESIDUALS HANDLING IMPROVEMENTS
Construction Schedule
Start: February 2009 Completion: June 2012
Construction Budget
Approximately $45.5 million
ACEC Awards
MI Engineering Honorable Conceptor Award – 2013 National Recognition Award - 2013
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GRAVITY BELT THICKENER
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SOLIDS HANDLING BUILDING
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TRUCK LOADING FACILITY
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FACILITIES RENOVATIONS PROJECT
Construction Schedule
Start: June 2012 Completion: August 2017
Construction Budget
Approximately $100 million
ASCE Awards
MI Section Outstanding Civil Engineering Award – 2017 SE MI Outstanding Civil Engineering Project of the
Year Award - 2017
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FACILITIES RENOVATIONS PROJECT
FRP Objectives
Replacement of West Plant Plant-wide Infrastructure Rehabilitation Improvements to East Plant
Complex Design and Construction
Six years to complete design Five plus years to construct Numerous regulatory and site challenges
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FACILITIES RENOVATIONS PROJECT STATE FUNDING
State Revolving Fund
$110,305,000 in State Revolving Fund low interest loan with deferred
repayment
$2,592,168 in loan principal forgiveness for green project features $256,153 grant for reimbursement of engineering design fees
Michigan Department of Treasury
Estimated $1.5 M savings from sales tax exemption for contractor
purchases
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WEST PLANT DEMOLITION
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UTILITIES DUCT BANK
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CLARIFIER WALL CONSTRUCTION
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PRECONSTRUCTION AERIAL VIEW
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AERIAL VIEW – AUGUST 2013
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POST CONSTRUCTION AERIAL VIEW
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FACILITIES RENOVATIONS PROJECT
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WASTEWATER TREATMENT PROCESSES
Liquid Treatment
Primary
Physical
Secondary
Biological
Chemical
Physical
Tertiary
Physical
Disinfection
Ultra-violet (UV)
Solids Removal
Screenings
Grit
Fats, oils & grease (FOG)
Biosolids
Lime stabilization and subsurface land application
Centrifuge dewatering and landfill disposal
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BIOSOLIDS CENTRIFUGE
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CENTRIFUGED BIOSOLIDS
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LAND APPLICATION OF LIQUID BIOSOLIDS
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WASTEWATER TREATMENT SERVICES CHALLENGES
Single Access Rd. Fleming Creek Huron River Active RR Track
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