TO: Indian River County Board of County Commissioners
THROUGH: John A. Titkanich, Jr., County Administrator
Sean C. Lieske, Director, Department of Utility Services
Howard G. Richards, PE, Manager - Capital Projects
FROM: Paola Talavera, Associate Engineer, Utility Services
DATE: September 23, 2025
SUBJECT: Kimley-Horn and Associates, Inc. Work Order 21 for Wabasso Repump Station Conversion - IRCDUS Project ID 21.25.519
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BACKGROUND
Indian River County Department of Utilities Services (IRCDUS) owns and operates the Wabasso Water Reclamation Facility (WRF). The treatment system has been out of commission for several years, and the site now strictly operates as a re-pump station for domestic wastewater flows. Domestic wastewater from two separate force mains cascades into an open tank structure (old digesters) and is re-pumped through a 16-inch force main that routes southbound on Old Dixie Highway to the Gifford (Central) WRF. Nine (9) additional lift stations discharge into the 16-inch force main downstream of this station.
ANALYSIS
Much of the existing treatment infrastructure at the Wabasso WRF has deteriorated due to age and lack of use. The cascading force mains entering the old digesters has resulted in corrosion of nearby structures and odor issues. There is also significant grease build-up in the tanks. Furthermore, the existing site has several safety issues pertaining to deteriorated catwalks, gratings, hand railings and other surface components that need to be addressed for staff safety.
There is a proposed development adjacent to the Wabasso WRF that is prompting the need for improvements to the site in order to contain the odors. As such, IRCDUS initiated the Wabasso Re-pump Station Conversion project (Project ID 21.25.519) to convert the station to an inline station. A key objective of the conversion is to eliminate the use of the old digester tanks to receive ...
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