Washington General Order (PDF) is a document published by the Washington State Department of Transportation (WSD OT) that outlines the policies, procedures, and regulations that govern the operation and maintenance of the state's transportation system. The order applies to all public and private transportation agencies, including motor carriers, ferries, railroads, and buses. It also applies to all personnel, facilities, equipment, and operations related to transportation. There are three main types of Washington General Order (PDF): # WSD OT General Order: This is the main document outlining the general rules and regulations governing the state's transportation system. # WSD OT Special Order: This document outlines specific rules and regulations related to a specific area or type of transportation, such as ferries, motor carriers, and buses. # WSD OT Emergency Order: This document outlines specific rules and regulations in response to an unexpected event or emergency situation.