Section 3. Use of
3-3-1. USE OF
CONTRACTIONS AND ABBREVIATIONS
and abbreviations designated for ICAO usage as specified in FAA Order JO
7340.2, Contractions, must be used in the NOTAM system. Where an ICAO
contraction is not listed, plain text is required. See Appendix D for a list
(not all inclusive) of ICAO differences – words that are allowable in a
NOTAM even though it is not ICAO compliant.
indicating abbreviated days of the week, a hyphen may be used to indicate
successive days or each day can be specified individually separated by a
single space; for example, MONFRI means Monday through Friday, whereas MON
WED FRI means Monday, Wednesday, and Friday.
Pilot/Controller Glossary must be used to define terms in the NOTAM system.
identifiers used in the NOTAM system are those contained in FAA Order JO
7350.8, Location Identifiers.
and abbreviations published on instrument flight procedure charts may be
used in the text of FDC NOTAMs relating to approach and departure
written in the singular form decode to mean both the singular and plural.
3-3-2. EXPRESSION OF
TIME IN THE NOTAM SYSTEM
day begins at 0000 and ends at 2359.
used in the NOTAM system are Coordinated Universal Time (UTC/Zulu) unless
otherwise stated, and must be stated in 10 digits for the year, month, day,
hour, and minute (YYMMDDHHMM).
(SRSS) is allowed when describing a daily schedule.
3-3-3. UNITS OF MEASUREMENT
Specify the unit of measurement in
distance, height, altitude, or weight. When using an abbreviation, do not
add a space between the measurement and the unit of measurement.
the runway identifications in clockwise order beginning from the 1 o'clock
runways with the prefix RWY followed by magnetic bearing indicator.
RWY 3/21, 3 or 21
Department of Defense must specify the runway identification as it is
runways are differentiated by using the runway designators.
the magnetic bearing indicator has not been established, identify the runway
to the nearest eight points of the compass. The forward slash “/” is used to
separate runway pair designators and should not be used elsewhere to mean
N/S N 200FT CLSD
taxiways with the prefix TWY followed with the taxiway designator letter or
letter/number as assigned.
a taxiway that does not have an assigned designator as adjacent to a runway
or direction from runway.
SHD TWY PARL TWY ADJ RWY 9/27 CLSD
a cardinal direction is used to describe a taxiway condition, the word
describing the direction must be spelled out in full to ensure that the
cardinal direction is not mistaken for a taxiway designator; for example,
“EAST,” “WEST,” “SOUTHWEST.”
b. Keyword TWY may be followed by designator
ACY TWY ALL CLSD
DEN TWY ALL EDGE LGT WEST OF RWY 16L/34R OUT OF SERVICE
SHD TWY ALL EDGE LGT OUT OF SERVICE
This can also be used when an airport has only one taxiway or apron. See
Paragraph 421, NOTAM Composition.
multiple taxiways, each taxiway need not be prefaced with contraction TWY;
segments must be separated from each taxiway or taxiway segment with a comma
and preceded by contraction TWY followed by the taxiway designator.
DCA TWY B3,C CLSD
segments separated by a comma will share only the condition; for example,
multiple segments separated by commas may share the condition CLSD or WORK
IN PROGRESS SNOW REMOVAL.
DEN TWY B1, B2, F, TWY B BTN TWY B10 AND TWY B8 CLSD
originator may originate multiple NOTAMs to ensure clarity.
use of the virgule “/” to separate large segments is not authorized.
3-3-6. APRON IDENTIFICATION
Identify aprons with the prefix APRON
followed with the apron designator.
DCA DCA APRON ALL CLSD
FAI FAI APRON TERMINAL RAMP FICON PATCHY THIN SN
“ALL” can be used at airports that have more than one apron to indicate all
aprons are affected equally, OR where there is only one apron, to indicate