Trotter Interns Kohl Winkle (Dayton) and Ben Hein (UW-Madison) were at the Spring Grove WWTP project site. As part of project data collection, they were trained to take measurements and evaluate key parts of the facility, including the UV disinfection system and trickling filters. After the site visit, Kohl & Ben worked with TAI’s Senior Staff to recreate the basis of design from scratch – Gaining both field experience and understanding the math behind the project.