Engineering Bid Opportunities

Bid Opportunities

Engineering Department Current Lettings

Proposal Form

Return the proposal form, bid security and any required supporting literature sealed in an envelope clearly marked with the title of the project being let and the company name. Sealed bids will be accepted at:
The Black Hawk County Engineer's Office
Black House County Court House
316 E 5th Street
Room 211
Waterloo, Iowa 50703-4712

Notification List

If you are a contractor and would like to be added to the contractor’s notification list for new project lettings, please fill our notification form 

Please Note: All Bidders must be on the Iowa DOT Prequalified Contractors List and be qualified for the amount and class of work being bid.

Bid Tabulations

If you would like to see the instructions to bidders or final bid tabulations please contact us at