This sewer is more than 120 years old and our Sewer System Maintenance & Operations manager Mike Zapior explains how and why it still works today (and why we really never want to see it used at all). It's been rehabbed and added to to keep it functioning and protecting Lake Erie and public health.

For details on combined sewers in Cleveland and how we are controlling and eliminating them in the future, visit http://neorsd.org/cso

Video by Michael Uva.