Cooper Engineering is a civil engineering firm offering services to public, private, industrial, and commercial clients


Professional opportunities available.
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Cooper Engineering is a multi-discipline firm dedicated to finding the best solution for your project.

Founded in 1950 by

Robert G. Cooper, P.E., RLS

Employee owned since 1997





Cooper Engineering offers contractors the speed and convenience of downloading construction project advertisements, planholders lists, and bid documents from the Quest Construction Data Network website.  There is no fee to register as a QuestCDN member, and you pay only for documents you download — at costs far below paper or CD documents (still available if preferred).  Click here to download free Adobe Acrobat Reader software to view the PDF-format literature.

Click here to register now at no cost with QuestCDN.

To download our digital plan sets through Quest Construction Data Network, please click here.

24th Street LRIP-S

Town of Sioux Creek

Bids Due:   January 10, 2022, at 7:00 p.m.

Submit To: Town of Sioux Creek

                  2077 3-1/2 Avenue

                  Chetek, WI 54728


Addendum No. 1

Issued 1/4/2022

CTH J Pavement Replacement LRIP-S

Bayfield County

Bids Due:   January 20, 2022, at 2:00 p.m.

Submit To: Bayfield County Highway Dept.

                  311 S. 1st Avenue E

                  P.O. Box 248

                  Washburn, WI 54891

Addendum No. 1

Issued 1/10/2022

Addendum No. 2

Issued 1/17/2022

As-Read Bid Results

Detailed Bid Tabs