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 contract documents form the contract. How to fill out the Owner-Contractor Agreement for Nevada Projects? 1. Collect project identification details. 2. Free Nevada Construction Contract Templates. This payment and performance bond, as well as a copy of the construction contract, should be filed with the county recorder for your futher protection.