Each proposal contains all certifications and affidavits, a proposal signature sheet and a proposal bid bond. PREQUALIFICATION. Department of Administration a certain bid or proposal, attached hereto and made a part hereof, to enter into a contract in writing for.Download free, customizable construction bid templates and forms to track, manage, and appropriately estimate project bids. These free, customizable tools can help you quickly create professional construction bids, increasing your chances of winning the project.