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
Waterloo, Iowa 50703-4712
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.