Engineer/Secondary Roads

Contact Us


Adam W. Clemons, P.E.


416 5th Ave SW

PO Box 269

Clarion, IA  50525

Telephone:  515-532-3597

Fax:  515-532-6063


Monday - Friday 7 AM - 3:30 PM

Dust Control

Dust Control Notice

To Wright County Rural Residents


Any person desiring to have dust control on a section of road under county jurisdiction shall be responsible for hiring an approved contractor.

The normal treatment available will be 400 linear feet X 18 feet in width, with treatment being applied in two separate applications.  Scheduling of these applications will be the responsibility of the contractor selected by the resident.  WrightCounty will prepare the site prior to the application by the chosen contractor.

Contractors approved by WrightCounty are listed below.  Payment for the dust control applications will be made directly to the chosen contractor.

Dunkerton Cooperative at 800-627-3528

  • Using Lignin Sulfonate material


Jerico Services, Inc. at 800-397-3977

  • Using Calcium Chloride material


Deano’s Dust Control at 641-421-8622

  • Using Chloride products


Heffron Services at 515-321-5033

  • Using Magnesium Chloride


 All questions regarding dust control and material used should be directed to the contractor at the phone numbers shown above.

 WrightCounty will not guarantee the effectiveness of the dust control treatment.  Any complaints concerning the quality will be handled between the resident and the contractor they selected.

Wright County reserves the right to perform normal maintenance (such as blading and granular resurfacing) through areas of dust control to level uneven or rough areas, without liability for the cost of any new dust control application.


Wright County Engineer