Atlas/ Pre-1982 Codebook/ AIRSPACE_SEG
NTSB · Form 6120.4
AIRSPACE_SEG
AIRSPACE_SEG
11 codes
- ** AIRSPACE SEGMENT
- A CONTINENTAL CONTROL AREA
- B CONTROL AREA
- C CONTROL ZONE
- D TRANSITION AREA
- E UNCONTROLLED AIRSPACE
- F POSITIVE CONTROL AIRSPACE
- G TERMINAL CNTL AREA (IFR CONTROL)
- H TERMINAL CNTL AREA (VFR CORRIDOR)
- Y OTHER
- Z UNKNOWN/NOT REPORTED
Source
Codes verbatim from the ct_Pre1982 table of
PRE1982.MDB — the FAA-distributed pre-1982 NTSB
aviation accident database. Used internally by the Atlas to decode
legacy accident records on every pre-1982 NTSB event page.