Inflow and Infiltration (I&I) Articles

Knoxville Utilities Board combines accelerated system upgrades with a comprehensive maintenance program that includes effective root control.

Lynchburg, Va., tackles significant overflow issues by taking on the easiest work first, then developing a cost-saving plan to deal with the toughest jobs.

Sliplining is a capable, effective and efficient method of rehabilitating failing sewer lines.

Minden, La., employs sound strategies to upgrade its system on a tight budget.

Micromonitoring helps a Kentucky utility pinpoint I&I in less time and at lower cost, with less impact to private property owners.

The City of Sweet Home uses modeling and inspection data to target I&I sources and reduce excess treatment demand by 60 percent.

Technology upgrades and targeted maintenance have helped Alexander City reduce SSOs by 50 percent over the past two years.

St. Louis MSD takes on a large-scale revamp of a sprawling collection system that dates to the Civil War era.

Cured-in-place lining system helps a Pennsylvania township cut manhole I&I and save big on treatment costs.