CGA partnered with EYP architects to complete the design and construction of the new $90 Million HSSC complex. The project included a 3-story addition to join the historic Alumni Recitation and Carnegie Halls on the west side of campus. CGA assisted in the design of a green roof and storm water reclamation tank for flushing…
CGA was the Design Engineer on the development of a new hotel in Boone, including site layout and design; utility design; multiple iterations of stormwater calculations, proposed native swale and existing pond; site grading including setting the building elevation; landscaping including native grasses; and coordination with the owner, contractor, and the City of Boone.
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…
CGA provided the Civil Engineering Services for a new Premier Best Western located on the east side of Interstate 35 in Ankeny. Wertzberger Architects designed the new 4-story hotel and conference center to connect to the former restaurant building. CGA designed a small parking lot extension, site utilities, pedestrian extensions, and outdoor patio areas for…
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…
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…
CGA was the Design Engineer on the design-build of a new building at an existing site in Ames, including site layout, grading, and utilities; design of a bioretention cell; design of a custom multi-tank storage system with staged outlet to provide quantity and quality stormwater storage per the existing City of Ames code; preparing the…
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…
CGA worked with the Raising Cane’s architects to develop a site plan off of Viking Road and Highway 58 in Cedar Falls, IA for a new fast-food restaurant that opened in 2019. In addition to the land development and site plan, CGA also provided construction staking services as well as construction administration.
CGA has performed numerous improvements at Meskwaki, including the recent Renards Factory Pavement Package consisting of subbase preparation; 8,739 square yards concrete pavement; finish grading and miscellaneous work associated with the installation of a parking lot. Also recently completed was the Meskwaki Parking Lot Expansion including: grading; storm sewer utility; sanitary sewer utility; 5,605 square…
