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…

Skunk River Pedestrian Trail and Bridge | Story City, IA

CGA provided design, funding administration, construction administration and observation services for the City of Story City. In an effort to create a more walkable community, the City of Story City had committed to constructing miles of trails along the Skunk River and into a newly developed residential area. The final piece was the construction of…

The Willows of Marshalltown | Assisted Living & Memory Care

CGA partnered with Design Alliance to provide a site plan and design for a new assisted living facility in Marshalltown, IA, including existing conditions and demolition; site layout; grading; storm sewer design; sanitary sewer and water service design; utility layout; staking plan; stormwater controls (stormwater quality and detention); and details. In addition, CGA provided the…