This 3 sentence summary provides an overview of the key information from the document:
The document outlines a 3 year, 12 quarter program chart for airport operation and safety. It lays out a multi-year plan spanning 3 years broken into 12 quarters or periods to address airport operation and safety through a structured program. The program chart details the layout of the operation and safety program over the 3 year/12 quarter timeframe.
