RJN has completed more than 1,600 Sanitary Sewer Evaluation Survey (SSES) projects.

RJN staff can provide a full range of services to support a Sanitary Sewer Evaluation Survey, including:

  • GPS survey and mapping
  • Flow and rainfall monitoring
  • Condition assessments/field inspections
  • Capacity analysis and hydraulic modeling
  • Private inflow removal assistance
  • Regulatory assistance and compliance GIS data integration

RJN engineers analyze the results of this survey—including manhole inspections, television inspections, smoke testing, and dyed water flooding—to develop a comprehensive rehabilitation approach for the entire system.  GIS layers and maps are provided and integrated during all evaluation projects.

DID YOU KNOW?

Among RJN’s field investigation capabilities during these surveys are:

  • Manhole and Pipe Inspection
  • Dual Blower Smoke Testing
  • Building Service Inspections
  • Dyed Water Testing
  • Night Flow Isolations
  • Internal Pipe Inspections (i.e., closed-circuit televised inspection, laser, sonar)