In most cases, school bus body companies function as second stage manufacturers. However, some school buses (typically those of Type D configuration) have both the body and chassis produced from a single manufacturer. In 2013, 36,073 school buses were sold in North America, a 12.6% increase over 2012.
Definition of a Subject Matter Expert. When an organization needs to create training materials, a subject matter expert (SME) is an important part of the team. An SME has proficiency in his or her subject and guides other professionals on the project to ensure the content is accurate. The proficiency generally comes from education and experience.
2 A âFamilyâ of Documents The J1939 standards âfamilyâ consists of the top level document (J1939 itself) and 16 companion documents.J1939 is the master control for definitions common to many applications. SAE International (commonly referred to as SAE) is a global association of more than 128,000 engineers and related technical experts in the aerospace, automotive, and commercial-vehicle industries. SAE Internationalâs core competencies are life-long learning and voluntary consensus standards development.