Public Works Office

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Public Works Department

The Public Works Department is divided into Three Divisions: Air Quality, Engineering & Roads, and Planning & Development. It is one of the largest departments within Polk County and offers community services including construction, maintenance and inventory of Polk County Secondary Roads and bridge system, including survey, design and inspection, maintenance and snow removal, vegetation control, land use planning and zoning regulations, building permits, construction inspection, sanitary & sewer infrastructure, air quality control, management of drainage districts and code enforcement.

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Mission Statement

The mission of the Polk County Public Works Department is to develop, manage, and maintain the highest quality road system, provide excellent snow removal and weed eradication services, promote orderly growth, protect our health and environment and ensure structures and uses are safe and sound. All these services help to enhance the quality of life for all citizens of Polk County.

News & Press Releases

Nw 84Th Ave./Hwy 415 Intersection Improvement Project

Both east bound and west bound on NW 84 Ave from Hwy 415 are now open.

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Kempton Bridge Nw 66 Ave Reconstruction

Update  NW 66 Avenue/Kempton Bridge Construction Project. For more information click on any of the documents below.  Click here to send questions or comments regarding this project Project Information - NW 66th Ave Reconstruction - Phase 3 Project Update (6/13/2019) - with anticipated Road Closu…

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Road Closure - Ne 46 Ave B/W Ne 96Th St & Ne 109 St

Beginning, June 19, 2019, a Bridge Replacement project will close NE 46 Ave between NE 96th St and NE 108th St.  A detour will be posted.  This project is expected to last 12 weeks. Map

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Hwy 415(Nw 2 St) And Nw 66 Ave

At 7 PM, Monday, April 22, the Iowa DOT will begin Stage 1 of the reconstruction of the Iowa 415(NW 2 St) and NW 66 Ave. intersection, including the removal of the southbound lanes.  Traffic on Iowa 415 will be reduced to one lane in each direction, and NW 66th Avenue and all four ramps will be c…

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Weed Mowing Season Start

The 2019 Weed Mowing Season will begin May 6, 2019.  Beginning on that date, you may send an email of your complaint to weedcommission@polkcountyiowa.gov  Or you may call 286-3005.  There will be no action taken on any complaint calls or emails until that date.

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Mosquito Spraying

2019 Mosquito Spraying Program

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The Air Quality Division's objective is to achieve and maintain levels of air quality as will protect human health and safety. These objectives are accomplished through the following activities:
  • Review and Update Local Regulations
  • Process Title V, Operating and Construction Permit Applications
  • Provide Reporting and Compliance Assistance
  • Operate Air Sampling Equipment and Collect Air Monitoring Data
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The Engineering Division responds to requests or concerns regarding:
  • Roadway repairs or other drainage complaints
  • Entrance permit applications
  • Permitting of utility or other work in the right-of-way
  • Snow removal on Polk County roads
  • Issues oversize/overweight vehicle permits
Polk County Planning & Development is responsible for the following:
  • Polk County Comprehensive Plan
  • Administering Zoning and Subdivision Ordinances
  • Construction Codes, Permitting & Inspections
  • Housing Rehabilitation and Weatherization Programs
  • Sanitary, Sewer and Environmental Health Rules and Regulations
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Contact Us

Director: Robert Rice

5885 NE 14 Street
Des Moines, IA 50313
Hours of Operation 7:00 AM to 4:30 PM M - F

Phone: 515.286.3705
FAX 515.286.3437
Email Public Works