Bid Express is used to submit construction project bids online. Download the required bidding software from the Bid Express website.Bids shall be submitted in a sealed envelope filled with the bidder's name and address, opening date, requisition number, and the name of the buyer. PlanHub allows you to see the current projects available for bid throughout Ohio. Bid Invitation Submission Form. Bidding documents will be forwarded to all bidders who have pre-registered with the Commission's Procurement Department. This document will guide you through the process of logging on to the system, viewing and printing documents related to reclamation construction projects. The successful Bidder shall submit, prior to the time of the entry into the Contract, an affidavit in the form required by.