UTILITIES DEPARTMENT

1
UTILITIES DEPARTMENT

• INFLOW INFILTRATION
• REDUCTION
• PROGRAM

2
What Is I I

• Inflow
• Inflow is clean water intrusion into the sanitary
  sewer from the surface and illegal connections
• Downspout Connections Foundation Drain
  Connections Catch Basin/Yard Drain Connections
  Manhole Lids, etc.
• Infiltration
• Infiltration is clean water intrusion into the
  sanitary sewer from underground
• Broken Sewer Pipe Separated Joints Leaking
  Manholes

3
REASONS

• 1 Reduce amount of clean water going to the
  Wastewater Plant
• 2 Extend the life of the Collection System
• 3 Compliance with OEPA Directives
• 4 Reduce/Eliminate Sewer Flooding into homes

4
Sanitary Sewer Flood Events

• None in 2007

5
2007PROJECT STATUS

• Foraker Ave 372,848
• Sewer Rehab Project replacing sewer main under
  railroad tracks lining remaining sewer main
  sealing manholes Completed
• Front Street 79,000
• Sewer Rehab Project rehab sewer main in alley
  between Wapakoneta Ave and Main Ave replacement
  and lining work - Completed

6
SCHEDULED WORK

• 2008
• Garfield/Bennett Phase I - 125,000 Issue II
  Funds
• Cul-De-Sac to first Alley to south
• Washington Street - 75,000 II Funds
• Main to Miami
• 2009
• Garfield/Bennett Phase II - 135,000 Issue II
  Funds
• Alley to Bennett
• SW Interceptor through Joslin Farm - 180,000
  Sewer Funds and II Funds
• Clean, televise, and pressure grouting
• Ohio Ave - 25,000 Sewer Funds
• Water St to Big Four Bridge clean televise
  sewer

7
SCHEDULED WORK

• 2010
• Chestnut Ave - 144,000 Issue II Funds
• From Fair Rd south 700 ft
• Doorley Place - 44,000 II Funds
• Main to Miami
• Parkwood (Main to Wapak. Ave) 35,000 II Funds
• Main to Wapak
• 2011 - 2012
• 2011 Ohio Ave Sewer Replacement Phase I
  180,000 Issue II Funds and Sewer Funds
• 2012 Ohio Ave Sewer Replacement Phase II -
  300,000 Issue II Funds and Sewer Funds

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EXAMPLE OF BROKEN SEWER LATERAL
9
EXAMPLE OF DOWNSPOUT CONNECTION
10
FUTURE

• Federal CMOM Program (Capacity Management,
  Operation and Maintenance)
• Continue Funding Inflow Infiltration Reduction
  Program 75,000/Yr
• Continue Funding Total Sewer Replacement Projects
  with Issue II Funds
• Purchase of New Sewer Televising Equipment with
  Grouting Capabilities Grouting sanitary sewers
  in-house with City crews

11
Groundwater Intrusion Into Joints
12
SEWER GROUTING
TOW LINE
13

• QUESTIONS