County Engineers Office
Jefferson County, Iowa
Engineer: DeWayne A. Heintz, P.E.
Appointed by the Board of Supervisors
Mon-Fri 7:00am – 3:30pm
Phone / Fax:
Phone: (641) 472-6528
Fax: (641) 469-3398
901 North 8th Street
Fairfield, Iowa 52556
Description & Duties
Jefferson County is responsible for the safety and quality of roads and bridges under the County’s jurisdiction, which consists of a total of 756 miles of county roads and 150 county bridges.
- Dirt: 99 miles
- Gravel: 513 miles
- Sealcoat: 11 miles
- Concrete: 64 miles
- Asphalt: 69 miles
- Note: The State of Iowa is responsible for U.S. Highway 34, State Highway 1 and State Highway 78.
Responsible for design and construction on road and bridge projects within the county.
Responsible for the supervision of maintenance and construction on all secondary roads in the county.
Responsible for issuing permits pertaining to roadway and right of way use.
Responsible for the installation of traffic signs, maintaining road surfaces, ditch drainage, vegetation control and winter snow and ice removal.
Department News & Announcements
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Applications / Permits / Docs
|Annual Oversize Permit||Download|
|Entrance Permit Application for Driveways||Download|
|Subdivision Determination Application||Download|
|Annual Dust Control Treatment Permit||Download|
|Application for use of County Road Right of Way for Utilities Accommodation||Download|
|Oversize/Overweight Permit (for a Single or Round Trip)||Download|
|Iowa General Provisions for Oversize Load Permit||Download|
|Chapter 5-10 Subdivision Ordinance||Download|