A construction proposal is a document used to provide a client with a clear understanding of a project's details. Use a construction proposal template to automate the creation of contracts and make sure you never put the wrong name or figure in a proposal again.The RFP provides all the details the firm will need to create a bid. It defines project scope, background, deliverables and more. Business Bids for Construction or telephoning the city offices 510. 215. 3030. All bidders must initial Acknowledgment of Addenda section herein. Your construction bid should be formatted formally.