RAGBRAI XLVIII Town Maps

CGA was named the official GIS Sponsor of RAGBRAI XLVIII in 2021. By working with each local committee, CGA created informative maps to assist the anticipated 10,000+ bike riders with finding resources in all seven host towns. Each map highlights local amenities and campgrounds so all participants have to worry about is biking and having…

Leversee Road Sanitary Sewer & Water Main Extension | Waterloo

CGA is currently working on the extension of sanitary and water main north along Leversee Road to service a new industrial subdivision for the City of Waterloo. We performed site boundary and topographical surveys as well as design services. This project also included the coordination of Runway 6-24 closure at the Waterloo Regional Airport, as…

Grinnell College Landscape Master Plan | Phase I

CGA partnered with ASG and Confluence Landscape Architects to redesign the exterior facilities on the Grinnell College Campus. The Phase I design began in 2016 with construction beginning in 2017 and scheduled to continue through 2019 in conjunction with a new Admissions and Visitors Center and a 1-acre building addition connecting two historic buildings on…

UnityPoint Hospital (formerly Marshalltown Medical & Surgical Center)

The CGA team designed site improvements and administered construction for a new hospital on the south side of Marshalltown. The project was built in two construction packages over a 15-month period. Our team successfully presented cost-effective solutions for challenging soils and worked side-by-side the Geotechnical Engineer and contractor during construction to provide a subgrade bridging…