Bidding templates for public agencies. â–« State prevailing wages are required.This page provides a general overview of the public works bidding and award procedures for local governments in Washington State. By signing in or creating an account, some fields will auto-populate with your information. PROPOSAL: Bidders are required to keep their proposal in the format provided herein as "Attachment. Include here the completed forms required in the RFP. Submit Bid in the following format and attachments.