Definition

The Airplane Design Group (ADG) is an FAA-defined grouping of aircraft types which has six groups based on wingspan and tail height. These groups are defined in FAA Advisory Circular 150/5300-13. It is sometmes used in place of element 2 of the ICAO Aerodrome Reference Code

Description

The ADG is based on the most restrictive of either the aircraft wingspan or the aircraft tail height. The ADG categories are as follows: