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

The office accepts sealed bids until 9 a.m. the day of the letting (unless otherwise specified).

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 click here.