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 Grand Ave to Garfield Ave, Elm Ave from Maple St. to Oak St., and a few others. This included new pavement with ADA stalls, striping, sidewalks with ADA ramps, and utilities. The project scope included a topographic survey, design, and construction…
CGA is currently providing construction observation and administration for the City of Eldora on an eight-block stretch of 11th Avenue. Improvements include updates to the water system, sanitary sewer main, storm sewer main, sidewalk/trail system, and full reconstruction of the pavement section. Repaving and updates will also occur to all driveway and sidewalk crossing connection…
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.
An Iowa DOT grant-funded project was completed to develop a new industrial park to capitalize on a network of highways, railways, and runways west of the Waterloo Regional Airport. The City of Waterloo extended water main and sanitary sewer to serve these new commercial lots as well as rail services. Division 1 included 1100 feet…
CGA completed construction survey work for a 6” concrete overlay beginning south of Conrad up to Iowa Highway 175.
A 10 lot commercial sub-division in Waterloo that involved complete PCC pavement with the installation of all underground utilities and a detention pond. CGA services included construction survey work, construction observation, testing, and administration.
CGA completed the reconstruction of Mill Street and 6th Street pavement, from IA Highway 14, west approximately 1500 feet to A Avenue in Grundy Center. We performed the engineering design, construction phase, and construction staking services. The reconstruction involved complete removal of material, the laying of HMA pavement with PCC curb and gutter.
CGA completed street reconstruction on five blocks of city street in Conrad Iowa to accommodate a new residential development on the city’s north side. The project design included an on-street bike lane, storm sewer reconstruction, reconstruction of 17 existing residential driveways, reconstruction of five intersections, design of ten new residential driveways; design of one new…
CGA assisted the City of Marshalltown in developing a subdivision in a strip of undeveloped land along a major collector in town. With the subdivision, the City was not only able to set-up for the development of more housing in the area but also provide a second access point to an existing development containing 68…
