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Regional Project Information
Kempton Bridge & NW 66th Avenue Improvements - A Polk County project involving the city of Johnston.

Phase I - The bridge over the Des Moines River and 1,000 feet in either direction is currently under construction. A temporary trail under the bridge is open during the construction of the bridge.

Phase II - The reconstruction of NW 66th Avenue from the river bridge to the intersection of NW 66th Avenue and NW Beaver Drive will occur from spring 2016 through fall 2017. Traffic will be open during construction although the west leg of the intersection of NW 66 Avenue and NW Beaver Drive may be closed when it is being reconstructed. This phase of the project includes the construction of a recreation trail from the intersection of NW Beaver Drive and NW 66th Avenue to the Neal Smith Trail at the Sycamore Access

Phase III - The reconstruction of NW 66th Avenue from east of the bridge to NW 26th Street will occur from spring 2018 through fall 2019. The roadway will be open to traffic during construction.

Click here for the latest construction updates from Polk County.  An overview of the project is available here.

NW 100th Street Bridge over Interstate 35/80 - A city of Urbandale project.

The City of Urbandale has informed us that the 100th Street bridge over Interstate 35/80 will be open to traffic on Monday, December 5 at 4 pm.

Intersection of NW 54th Avenue and NW 100th Street - A joint project between the cities of Johnston, Grimes and Urbandale.

The paving project on NW 100th Street near NW 54th Avenue is complete and the streets are now open to traffic.