Nilles Associates served as Engineering consultant on the Prairie Trail development master planning team with the City of Ankeny, developer, and planners. A stream with a tributary area of 525 acres enters the Prairie Trail development from the north...
Runoff from large rain events in the spring of 2008 generated concerns among residents living adjacent to the North Creek stream channel corridor, in the northwest portion of the City of Ankeny. Nilles Associates was asked to complete a...
In partnership with the City of Johnston, Nilles Associates completed a citywide watershed assessment which included Beaver Creek, the Des Moines River and their smaller tributaries within the current and future growth areas of the City. Nilles reviewed dozens...
The Gray’s Lake Park shoreline restoration project was an effort to improve the stability and resilience of 2,000 feet of vulnerable shoreline at the eastern end of this iconic lake and trail system, visited by hundreds of thousands each...
US Autoforce is a major supplier of auto parts located in Polk County, Iowa. Nilles Associates worked with DRA as the owner and developer of the lot to produce a concept and site plan for their new 111,000 sq....
Nilles Associates has been an active partner in the development of Prairie Trail in Ankeny from its beginning stages. This 1,100-acre master planned community brings with it the concepts of New Urbanism: walkability and connectivity, mixed-uses across neighborhoods, blocks...
The District was modeled after classic Iowa town centers and features blocks of 2-3 story buildings surrounding a town center park. Nilles Associates prepared the site plans for four multi-use buildings that contain retail and restaurants on the lower...
The Ankeny Police Headquarters located on SW Ordinance Road in Prairie Trail was designed in 2006 and construction was completed in 2008. Nilles Associates designed the site with the following criteria from the developer and police architecture firm: clear...
Nilles Associates was subcontracted to create the site plan for Water’s Edge Aquatic Design & SVPA Architects. The parking lot design features grassed swale medians and child-centered circulation including a drop off lane and bus parking. The lot also...