Multi-Year Sewer Study and Rehab Program Identifies and Assesses I/I Sources

Project Name
Multi-Year Sewer Study & Rehabilitation Program
City of Effingham
Effingham, Illinois
Service Period
2012 - 2015
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The City of Effingham began a proactive program to assess the condition of its sanitary collection system due to an upcoming renewal of the wastewater treatment plant’s NPDES permit. RJN is assisting the City with a program providing condition inspection services, field survey and GIS mapping updates, and design for remediation of inflow/infiltration sources.

Project Metrics

  • More than 650 manhole inspections
  • Nearly 180,000 LF of smoke testing and dyed water testing
  • 96,930 LF of pipeline design
  • 9,306 LF of CIPP design


  • GPS survey
  • Manhole inspections
  • Smoke testing
  • Dye testing
  • Storm sewer connectivity verifications
  • Recommendations for rehabilitation
  • Design for CIPP lining of a 36-inch sewer
  • GIS development/mapping