Wings Park Elementary School Improvements | Oelwein, Iowa
CGA partnered with InVision Architects to complete the site design for the recent expansion of Wings Park Elementary in Oelwein, Iowa. The project included building…
CGA partnered with InVision Architects to complete the site design for the recent expansion of Wings Park Elementary in Oelwein, Iowa. The project included building…
CGA provided site design for Peters Construction on the OBGYN addition at MercyOne Bluebell Health Plaza in Cedar Falls, Iowa. CGA provided a topographic survey,…
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:…
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.…
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…
The Hamilton County shed in Webster City was destroyed by fire in 2018. CGA provided civil engineering and land surveying services for rebuilding the structure.…
CGA provided survey and civil engineering services for new secondary roads maintenance sheds in Kelley and Roland. Facilities included new water service, sanitary service, storm…
Due to the derecho storm in 2020, falling trees impacted the swinging bridge at Marshall County’s oldest county park and trail system. In order to…
CGA has assisted the Meskwaki Nation with numerous projects for several years. Most recently our team provided engineering services for the construction of 3,000 feet…
Woodruff Construction hired CGA to assist with the expansion of MARSHALLTOWN Company’s commercial building site in Marshalltown, Iowa. 57,000 square feet of additional manufacturing space…
CGA is working with the City of Story City and Keller Excavating on water main improvements along Larson Avenue, 4th Street, and Market Avenue between…
The City of Waterloo extended sewer, water, and electrical utilities to serve the new Waterloo Air and Rail Park industrial park, which was developed on…
CGA assisted ISU FP&M with improvements to 4000 feet of 13th Street from Stange Rd to the east edge of campus. The project approach includes…
The Clear Creek Watershed Project includes activities in the upper watershed to reduce flooding and improve water quality, as well as infrastructure projects in the…
CGA worked with Grundy Center Economic Development on Phase 1 of the Prairie Ridge Addition in Grundy Center, Iowa. This project includes platting, water main,…
CGA performed the site design for the new People’s Credit Union in Fort Dodge as a design-build with the contractor. Site work included the relocation…
CGA completed civil design on a design-build contract to construct a new credit union in Cherokee. The original building was demolished and a new 4,700…
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,…
CGA completed site design on a new dental office in downtown Hampton. Our work included building placement, pedestrian access, utility services, a new 11-stall parking…
CGA provided site design for this design-build project to add a 1500 SF addition to an existing dental office. Site work included a 10-stall parking…
CGA provided surveying and civil engineering services for a new grocery store in downtown Marshalltown. The site was in the direct path of the 2018…
CGA provided site design for a new animal shelter in Perry, Iowa. The site included a new 6200 SF building, access drive, utility services, stormwater…
CGA completed the site design for the 2018 Facilities Expansion for Janesville Consolidated School District. Site work included three separate building expansions, new ADA-compliant pedestrian…
The Belmond-Klemme Community School District added a new entry to their main high school entrance. This resulted in the re-work of their entrance drive and…
CGA worked with this ISU Fraternity on an economical solution for the rehabilitation of their existing parking lot. The design included pavement evaluation, select removal…
North Iowa Christian School purchased a former Iowa DOT maintenance site in Mason City. CGA completed design and construction documents for the 5.25-Acre site that…
CGA assisted U-Haul with the completion of a new 3-story, 24,000 SF climate-controlled self-storage facility in Ames. The building is located along the Ioway Creek…
CGA completed design and construction documents for a new Iowa Specialty clinic in Garner Iowa along US Highway 18. The site included a new 9,500…
This project was completed in two phases. Phase I included the demolition of the existing Long Term Care Wing. Temporary enclosure of the hospital, site utilities,…
CGA completed the site design for the EMS and Clinic addition to the UnityPoint Health South Campus in Marshalltown. The project was completed as a…
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…
CGA assisted Turnkey Associates with renovations to the existing Direct Appliance store in Cedar Falls. Design included layout, grading and storm calculations for the building…
CGA assisted a private franchise owner with the completion of a new coffee shop in Ames. Our scope included various site layout concepts to maximize…
CGA has been assisting the Hardin County Drainage District 56 with an upper main tile diversion. This is being done to reduce the hydraulic load…
New developments or changes in the use of an existing site can have an impact on traffic volumes and patterns on adjacent streets and highways. …
CGA assisted the Marshalltown Community School District with maintenance and repairs to their high school parking lot. CGA evaluated the pavement condition and identified areas…
Sometimes you just need a little reassurance that your new site will drain. We can pull together a quick grading plan for use in your…
The City of Ames has experienced localized flooding in various areas around the city including in the Somerset area. CGA modeled stormwater flowing to the…
CGA performed Land Acquisition Services for the Ioway Creek (formerly Squaw Creek) Flood Mitigation Project including 11 parcels near the Duff Avenue Corridor in Ames,…
CGA completed the site design for a new commercial subdivision at the intersection of Highway 20 and 63 in Waterloo called Cedar Valley Crossing. Site…
CGA was hired by the City of Marshalltown in partnership with HDR to enhance the city’s storm sewers in 2021. CGA provided the topographic survey,…
The July 2018 Marshalltown tornado destroyed Lennox’s administration and north manufacturing buildings. During the rebuilding process, Lennox took the opportunity to make parking lot enhancements,…
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 assisted U-Haul with converting a former K-Mart store into a new U-Haul Moving and Storage Facility. CGA worked with the City of Des Moines…
CGA worked with Boulders Development to build a new 40-room hotel and Fareway Conference Center in Boone, Iowa. Site work included coordination with the Boone…
CGA partnered with Studio Melee Architects on improvements to the Seed Science Building on the ISU campus in 2020. Site improvements included parking lot reconfiguration,…
CGA completed the site design for the new Teen Center in Waterloo. The project included a new two-story 10,700 SF facility to house classrooms, gathering,…
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…
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.…
CGA was named the official GIS Sponsor of RAGBRAI XLVIII in 2021. By working with each local committee, CGA created informative maps to assist the…
CGA was hired for a reconstruction project in Ackley, Iowa that completely revamped the entrance to City Hall. Repairs included: Updates for ADA-compliant sidewalks New…
CGA partnered with Emergent Architecture to complete improvements to the Dike-New Hartford Community School District facilities. CGA completed the topographic survey and floodplain analysis at…
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…
CGA partnered with the City of Ames and Design Alliance in order to build a new Clubhouse at Homewood Golf Course. The project included a…
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…
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…
CGA worked with Scooter’s Coffee’s architects to develop a site plan at 412 West 1st Street in Cedar Falls, IA for a new specialty coffee…
The Story City Historic Swinging Bridge was built by Franklin D. Roosevelt’s administration in 1936. This charming historical mark within the City of Story City…
CGA recently had the honor to assist Grinnell College with several improvement projects. We partnered with EYP architects to complete the design and construction of…
The Merle Hibbs duplexes continue the development of two-family units along this Marshalltown road that overlooks a regional detention pond. CGA completed master planning, rezoning,…
CGA assisted in the development of the Crosby Park Townhouses. These townhouses fit a great community need in addition to replacing a demolished pool. The…
CGA completed construction survey work for a 6” concrete overlay beginning south of Conrad up to Iowa Highway 175.
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…
A residential 12 lot subdivision between West 4th St. and Westchester Rd. in Waterloo. CGA completed conceptual planning, preliminary platting survey, site design, and final…
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…
CGA assisted the City of Waterloo with the extension of sanitary and water main north along Leversee Road to service a new industrial subdivision. CGA…
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.…
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…
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,…
CGA worked with the City of Conrad to develop a 20-acre piece of land for a mix of 50 lots consisting of single-family residential and…
Like many public works employees in small communities in Iowa, the City of Parkersburg staff had a pretty good idea of how their water, sewer,…
Story City’s I-35 Business Park is a city led development on the east side of I-35 north of Ames. CGA has worked with Story City…
CGA completed a boundary survey for the Ultimate Auto Car Wash, followed by an analysis and design for the new soldier pile retaining wall that…
CGA is providing construction staking services during this phased construction project on a major intersection in Cedar Falls. Having been labeled as one of the…
The 2010 flooding along South Duff resulted in the redevelopment of 716 S. Duff Avenue. The site offered an opportunity for the CGA design team…
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…
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,…
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…
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…
After the Main open ditch needed a cleanout and small repair projects were proposed for lateral tiles, the District Trustees questioned that there was only…
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…
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,…
CGA is currently assisting the City of Eldora with further process adjustments/alterations to reduce Total Phosphorous concentration in plant effluent to further Iowa DNR’s commitment…
RECENT AIRPORT IMPROVEMENT PROJECTS Construct SRE Building | 2019 Improve Fencing | 2018 Acquire snow removal equipment | 2017 Airport Master Plan update | 2015-2016
RECENT AIRPORT IMPROVEMENT PROJECTS: Parallel Taxiway Reconstruction Design | 2020 Apron Expansion | 2019 Relocate Fuel System | 2017-2019 Master Plan Update | 2016, 2018…
RECENT AIRPORT IMPROVEMENT PROJECTS Runway 16-34 Reconstruction Design | 2020 Install Wind Cone | 2019 Turnaround Construction | 2017-2018 Install PAPI and REILS | 2016…
RECENT AIRPORT IMPROVEMENT PROJECTS Airport Taxiway | 2021 Replace Beacon | Taxiway Reconstruction Design | 2019 Security lighting | 2018 Construct hangar, paving improvements |…
Our client came to us needing a foundation and retention basin for their new cooling tower during an ethanol plant expansion, we were able to…
CGA is currently assisting the City of Gilman with reducing inflow/infiltration; evaluating treatment technologies, and completing progress reports and implementation plans.
RECENT AIRPORT IMPROVEMENT PROJECTS Snow Removal Equipment Acquisition | 2019 Replace fuel/AV gas cabinet | Environment assessment | 2017 Beacon replacement | 2016 Runway 16/34…
RECENT AIRPORT IMPROVEMENT PROJECTS Hangar and Terminal *Currently under construction* Vault Construction | 2020 Hangar/Terminal Design | 2019 Rehabilitation of runway end 18 and connecting…
CGA served as the design engineer for the Waterloo Grand Crossing Parking Lot, entirely designed with permeable interlocking concrete pavement (PICP). CGA assisted in coordination…
CGA worked with the CUMC Board, maintenance staff, and tenants to improve drainage and lower accessibility to the churches Annex building in Campustown Ames. Several…
CGA was the Project Manager for the development of the Economic Development Administration Preliminary Engineering report for ISU Research Park improvments, including preliminary design components…
CGA completed the site design for the Waverly Health Center EMS addition and remodel. The scope included a topographic survey, demolition of a portion 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…
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…
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…
RECENT AIRPORT IMPROVEMENT PROJECTS Rehabilitate Runway, Apron and Taxiway | 2019 Replace Electrical Vault | 2018 Rehabilitate Runway Lighting and Rotating Beacon | 2017
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…
CGA installed an effluent pumping station that pumped the effluent to the UV Disinfection System that was raised above the 100-year flood plain. The plant…
CGA completed analysis, design, and construction administration for streambank restoration and new pedestrian bridges in the City of Story City’s North Park in 2019. The…
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…
CGA reconfigured the existing Marshalltown High School Loading dock with the phase II Roundhouse improvements. The existing dock wall and pavement were removed and replaced…
CGA partnered with TSP Architects on this DAS project to deliver plans to the VA Hospital in order to bring the Mission Critical Facility into…
RECENT AIRPORT IMPROVEMENT PROJECTS Runway Reconstruction | 2018-2019 Construct conventional hangar and taxilane | 2018 Fuel system improvements | 2017-2018 Runway evaluation and rehabilitation design…
CGA was the Design Engineer responsible for identifying current watershed limits and characteristics; modeling hydraulic flow for the original pond design as well as current…
RECENT AIRPORT IMPROVEMENT PROJECTS Runway Rehabilitation | 2018 Apron Pavement Rehabilitation | 2015
In an effort to meet the requirements of their operating permit, the City of Aplington made plans to resolve low-pressure areas within their community’s water…
CGA partnered with InVision Architects to complete the site design for the new $10 million dollar Cedar Falls Police and Fire Headquarters on the south…
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…
RECENT AIRPORT IMPROVEMENT PROJECTS T-hangar Construction | 2020 Lighting Improvements Runway 15-33 | 2018 Replace Rotating Beacon | 2018 Runway 15-33 Pavement Preservation and Apron…
At the public hearing for repairs or improvements to the Main tile and several Lateral tiles, many landowners questioned that this district had never been…
CGA provided construction administration for the Black Hawk County Jail Pavement Project in Waterloo, Iowa, which includes pavement removal, excavation, asbestos removal, 7” concrete paving…
RECENT AIRPORT IMPROVEMENT PROJECTS Hangar Development | 2018 Runway Pavement Rehabilitation | 2017-2018 T-hangar Construction | 2016 Fuel systems Improvements | Building Demolition, Grading, and…
CGA provided survey, design and construction services for three phases of the Grinnell Area Recreation Trail system spanning from the City of Grinnell west to…
Recent projects we’ve completed for the Algona Municipal Airport include: T-Hangar Construction | 2019, 2020, 2021 *Currently Under Construction* Hangar Construction | Land Acquisition (ROW)…
Once the lots with existing road access in Ackley’s Industrial Park had sold, installation of a roadway became necessary to continue lot sales. CGA worked…
CGA provided project management for a private commercial development planned for an undeveloped area consisting of open farm fields in Cedar Falls. In planning and…
The Ackley Library Board determined that the existing sidewalk and parking lot were severely deteriorated. In addition, neither were ADA compliant, which is always a…
The Arbors, located on Viking Road, one-half mile north of Hudson Road in Cedar Falls, Iowa needed stormwater management from scratch due to a new…
CGA assisted the City of Montour with preparing a quote package for both repair and replacement of a baffle curtain. The City approved the contract…
CGA conducted the Preliminary and Final Design phases of a new median and signalized intersection of South Duff Avenue. Our staff assisted in securing $850,000…
CGA provided survey, design, plan preparation, permitting, bid assistance, and help in meeting State Rec Trail grant fund requirements for paving a trail in an…
Butler Street in Ackley has historically experienced flooding and over-topping during heavy rain events. As a result, the City of Ackley authorized a feasibility study…
CGA was hired by the City of Cedar Falls to perform traffic projection reviews, analyze signalization versus roundabouts at key intersections, and recommend access management…
CGA partnered with Landscape Architect Zach Heitzman to complete site design and landscaping for two multi-use student housing developments in Campustown, Ames. The team created…
CGA provided construction observation services for the pedestrian bridge, a handicap-accessible bridge located at Meyers Lake in Evansdale, IA. The Black Hawk County Gaming Association…
Water towers are typically not something that people think about maintenance of. However, after having an inspection performed by a certified tank inspector, the City…