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Toyota Trinity Storm Water Park CSS Separation Project

This project includes the installation of a new storm water collection system to separate
the storm water from the combined sanitary sewer in downtown Evansville.  This work will consist of the construction of approximately 4,400 linear feet of 12” to 36” storm sewers, 29 new storm sewer manholes and inlets, as well as the installation of a 1 million gallon subsurface detention basin at the site of the former Holy Trinity Catholic Church located at the intersection of NW 3rd Street and Vine Street. 

The project will also include the replacement of existing water mains within the storm sewer collection system
project area and consists of the replacement of approximately 4,500 linear feet of 6” to 20” water mains, 60 valves, 9 fire hydrants, 19 water service relocations and restoration. 

Project Team


Project Owner

Evansville Water & Sewer Utility

Evansville, Indiana

Program Manager

American Structurepoint, Inc.

Evansville, Indiana

Project Designers

Beam,Longest & Neff

Evansville, Indiana

United Consulting

Indianapolis, Indiana

Construction Engineering Services

American Structurepoint, Inc.

Evansville, Indiana


Blankenberger Brothers, Inc.

Cynthiana, Indiana

Road Closures and Boil Advisories

Click HERE

Recent Progress

This project is substantially complete and is currently in the punchlist phase.  If you have concerns about your specific property, please contact us at 812-402-4509.

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