CGA conducted watermain improvements for the City of Parkersburg made possible in part by an Iowa Department of Natural Resources (IDNR) grant. CGA’s scope included: New ADA-compliant sidewalks Concrete driveway approaches New watermain and services Subdrain Curb and gutter
CGA assisted the City of Story City with the reconstruction of Broad Street from Lafayette Ave to Grand Ave and Elm Ave from Maple St. to Oak St. This included new pavement, sidewalks, and utilities. The project scope included a topographic survey, design, and construction observation. Construction was completed in 2021.
CGA teamed with Downing Construction on this design-build project in downtown Dysart. Site work included building removal, placement of a new 2,158 SF dental clinic, 11-stall paved parking lot, utility services, and street patching.
CGA completed the site design and construction administration services for improvements at the Oelwein Community School District High School/Pre-school/Gymnasium/Track & Football field. Improvements will be made throughout the summer of 2022. SITE A High School Parking Lot Improvements to include paving gravel lot, restriping, and stormwater management. SITE B 8th Ave. Reconstruction to include pavement…
CGA has worked extensively with multiple architects and contractors over the last 20 years on the Marshalltown Community College campus, including a campus mapping project. CGA designed 1.5 million dollars in campus improvements in order to meet growth and student demands. We are currently completing a re-design of the existing northwest parking lot to establish…
CGA was hired to perform the Site Design and Construction Observation on a road reconstruction project at Broad Street in Story City, Iowa. The repavement stretches from Grand Ave. to Lafeyette Avenue and is Phase II of a multi-phase project.
CGA was hired to perform the construction staking on this two-year pavement improvement project that stretches from Burlington to the north of Mediapolis on U.S. 61 in Des Moines County.
CGA provided construction staking for an Iowa Department of Transportation (IDOT) road reconstruction project along Highway 20 in Waterloo, stretching three miles from U.S. Highway 63 (Sergeant Road) to Iowa Highway 21 (Hawkeye Road). Crews removed and replaced pavement along a three-mile stretch with construction completed in November 2021.
CGA was hired to prepare the site design for a new office and commercial building for Amy Wienands Real Estate in Waterloo, Iowa. Design components included site layout, grading, and stormwater management. A drive-thru lane was added at the client’s request to add a feature for the tenant on the end of the building, in…
Lincolnshire Addition is a newly built residential subdivision located between Monticello Avenue and Meadow Lane in Waterloo; SW of the Ridgeway/Ansborough intersection behind Cedar Valley Community Church. CGA completed the boundary/site survey, topographic survey and subdivision plat. Our design role consisted of site grading, sanitary sewer, water main, storm sewer, and paving. We were also…
