2 RATS, A DOG, and GRANITE “Predicting and Preventing SSOs in a Wastewater Collection System”

The City of Columbia (City) Department of Utilities and Operations Wastewater Maintenance Division (WMD) has a significant amount of underground assets in need of continuous inspection by in-house personnel. The system includes a total of 30 miles of forces sewer main, 100 miles of large gravity sewer main (>15”) and 970 miles of small gravity sewer main (<15”) for a total of...