This document is intended to provide a basic understanding of transit bus passenger door geometries and of bus door construction. Although this information is believed to be generally accurate, organizations specifying and procuring passenger door systems should carefully review all applicable federal and state regulations in the context of local needs and operating conditions.
• Section 1 describes the four door geometries commonly used on North American transit buses. • Section 2 summarizes the door size requirements of the Federal Transit Administration ADA regulations. • Section 3 outlines the federal regulations (other than ADA) that are applicable to bus doors. • Section 4 highlights the key aspects of good door panel construction practice.
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