In this blog, we will teach you how to write an effective construction proposal that stands out from the competition. Forms and instructions are included within the Proposal Form in the bid documents.Failure to complete these forms is grounds for rejection. Need a construction proposal template for your business? Here is a free sample construction proposal that you can use right away. A construction proposal is a document used to provide a client with a clear understanding of a project's details. This free project proposal template for Word will provide you with everything you need to write an excellent project proposal. Key items to include in a construction proposal​​ Your construction proposal template should include: The scope of work. An estimate of the project cost.