Celebrations | Ames, IA

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…

Iowa Veteran’s Home Memorial Drive Improvements | Marshalltown

CGA partnered with TSP Architects on the Dack Hall expansion and was subsequently hired to make improvements to Memorial Drive. The team worked to improve drainage in the area, provide a covered bus loading/unloading for Dack Hall, and bring pedestrian access within ADA standards. After removing the original pavement the subsoils were explored and found…

Linn Creek | Hwy. 30 Trail

CGA provided planning, survey, design, and construction services for three connective projects which contained federal funds and followed the Iowa DOT’s Project Development Schedule. Two of the projects were 10-foot wide trail segments constructed of 4” thick asphalt with 2-foot wide grass shoulders. The first phase connected two segments of the trail system within the…